Across International

<h2>What Are Laboratory Recirculating Chillers?</h2>
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Laboratory recirculating chillers are compressor-based cooling instruments that circulate chilled fluid through a closed loop to remove heat from connected equipment or maintain below-ambient temperatures in a reactor, condenser, or instrument cooling line. Unlike tap-water cooling, recirculating chillers reuse coolant, eliminating water waste and ensuring stable setpoint temperatures independent of building water supply variations. Applications include rotary evaporator condenser cooling, jacketed reactor temperature control, protection of vacuum pump oil from vapor contamination, cooling of laser cavities, NMR superconducting magnets, and mass spectrometers. Modern air-cooled chillers achieve a coefficient of performance (COP) of approximately 3:1, meaning 1 kW of electrical input removes 3 kW of heat load. Choose a benchtop recirculating chiller for small-scale solvent recovery and instrument cooling; choose a floor-standing high-capacity model for jacketed reactors and multi-instrument cooling networks.
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<h2 dir="ltr">What You Will Find:</h2>
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<ul>
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Ai Recirculating Chillers offer a user-friendly and compact solution for everyday cooling, featuring powerful centrifugal pumps that keep your routine benchtop tasks moving smoothly.
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Julabo Dynamic Temperature Control units bring incredible speed to your workflow, allowing you to jump between extreme heat and cold with the precision your specialized research demands.
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HUBER Unistat and OLED Chillers make monitoring a breeze with crystal-clear displays and smart interfaces, putting total control of your chemical reactors right at your fingertips.
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PolyScience Immersion Coolers give you the flexibility to drop temperatures quickly in any bath or tank using high-tech probes and large, easy-to-read digital displays.
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Huber Air-Cooled Immersion Units handle the toughest ultra-low cooling jobs with ease, providing heavy-duty performance without the hassle of extra plumbing or water lines.
</li>
</ul>
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<h2>How to Choose a Lab Recirculating Chiller</h2>
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Cooling capacity at target temperature
Manufacturers publish cooling capacity in watts or kW at specific setpoint temperatures. A chiller with 500 W capacity at -20 degrees C may deliver only 200 W at -40 degrees C. Match cooling capacity to the actual heat load of the connected equipment at the required operating temperature, not the ambient-temperature rating.
Temperature range
Benchtop recirculating chillers reach -10 degrees C to -30 degrees C for most solvent recovery and condenser cooling applications. Deep-cooling models reach -40 degrees C to -80 degrees C for cryogenic trapping, lyophilizer condenser cooling, and temperature-sensitive biological workflows. Mechanical cold traps used with vacuum lines typically require -40 degrees C or colder.
Air-cooled vs. water-cooled
Air-cooled chillers dissipate heat via a fan into the room air and require no plumbing. They are the standard for bench-scale labs, but raise the room temperature and reduce efficiency when the ambient temperature exceeds 25 degrees C. Water-cooled chillers are more efficient at high heat loads and in warm environments, but require facility supply and drain connections.
Reservoir volume and flow rate
Reservoir volume (4 L to 60 L) determines thermal buffering capacity; larger volumes smooth out temperature fluctuations during high-load cycles. Flow rates of 10 L/min to 42 L/min are typical. External applications with long tubing runs or large jacketed vessels require higher flow rates to minimize temperature rise along the circuit.
Coolant compatibility
Most lab chillers use deionized water or water-ethylene glycol mixtures as coolant. For applications requiring temperatures below -20 degrees C, a 30-50% ethylene glycol mixture is standard to prevent freezing in the circuit. Confirm the chiller's internal materials (stainless steel, polypropylene, or PTFE wetted parts) are compatible with the intended coolant.
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<h2>Specifications Context</h2>
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Confirm coolant type compatibility, pump flow rate at target temperature (not ambient), and electrical requirements: 120V/60Hz for North America or 208-240V for high-capacity models. Modern environmentally responsible chillers use natural hydrocarbon (HC) refrigerants with low global warming potential (GWP). Closed-loop systems with optical fluid level sensors reduce maintenance downtime compared to mechanical float switches. Chillers maintaining temperature within plus or minus 0.1 degrees C or better are appropriate for precision analytical instrument cooling.
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Ready to beat the heat in your lab? Take a look through our chiller collection and <a href="https://mbpinc.net/contact-us">contact the MBP team</a> for a friendly quote today.

Chillers

HUBER Chiller with OLED Display

HUBER -20C to 100C Minichiller 600-H Chiller/Heater OLED Display

HUBER -20C Minichiller 600 Compact Chiller with OLED Display

Product News: KISS® Cooling and heating circulators

The new Huber OL controller combines state-of-the-art technology with simple operation. OL models are suitable for routine tasks in research and industry and are convincing as practice oriented basic equipment.\r\n\r\n

Manufacturer

HUBER CoolSmart Chiller

HUBER CS-Model Standard Package

The new Huber CS chillers expand the Huber product range with compact and highly affordable recirculating coolers. The Huber CS chillers combine cool and smart technology in one unit. The new chillers further reduce water consumption and lower the operating costs for many applications. The investment pays itself off after a short time because of the water savings and the low purchase price.\r\n\r

HUBER CoolSmart CS25 -20C Chiller

HUBER CoolSmart CS50 -20C Chiller

HUBER New CoolSmart CS -20°C Chillers

HUBER CoolSmart CS75 -20C Chiller

<h2>What Are Laboratory Heaters?</h2>
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Laboratory heaters are temperature-control instruments that raise the temperature of a fluid (deionized water, buffer, glycol, or silicone oil) and maintain it at a stable setpoint for connected equipment or for samples immersed in the bath. Open bath heaters expose the fluid surface and allow direct sample contact; closed-system heaters circulate heated fluid through external tubing to jacketed vessels, columns, or instruments without evaporation loss. Immersion circulators clip onto an existing open bath and add a heating element and pump without requiring a dedicated bath unit. Applications span reagent and media warming, enzyme activity assays, blood banking thaw protocols, hybridization reactions, and food stability testing. Choose an open bath heater for direct sample immersion at up to 100 degrees C; choose a closed-system heater for external circulation, jacketed vessels, or temperatures above 100 degrees C.
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<h2 dir="ltr">What You Will Find:</h2>
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<ul>
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Julabo Heating Circulators use stainless steel bath tanks and powerful pumps to provide uniform warmth for high-temperature research.
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Refrigerated-Heated Circulators offer versatile temperature ranges, allowing you to switch between deep cooling and intense heating in one system.
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Ai Compact Heated Recirculators deliver reliable heating up to 100&deg;C in a space-saving design perfect for small-scale benchtop projects.
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Induction Heaters with Timers provide rapid, localized heating for specialized material science using advanced frequency technology.
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HUBER Heating Units and Fluids combine user-friendly digital interfaces with high-quality transfer media for smooth, long-term thermal management.
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PolyScience Heated Circulators feature robust safety controls and digital displays for precise management of high-temperature laboratory runs.
</li>
</ul>
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<h2>How to Choose a Lab Heater</h2>
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Heating method: open bath vs. closed system vs. immersion
Open bath heaters (sometimes called circulating water baths) are the most common format for biological and enzymatic work up to 100 degrees C. They allow direct tube or flask immersion and are easy to clean. Closed-system heaters use a smaller reservoir, a stronger pump, and a powerful heating element to push heated fluid externally, preferred for jacketed vessels, columns, or high-temperature applications. Immersion circulators convert an existing open bath into a constant-temperature bath at a lower cost than a full benchtop circulator.
Temperature range
Most open bath heaters cover ambient temperatures to 99 degrees C, which covers cell culture, hybridization, and most enzymatic workflows. Closed-system heaters reach 150 degrees C to 200 degrees C for materials testing, food stability, and polymer research. Certain high-temperature models reach 250 degrees C and above, but require compatible heat-transfer fluids such as silicone oil rather than water.
Bath volume and heating capacity
Match bath volume to your sample load. Small-footprint open baths start at 2 L to 4 L; larger models run to 28 L or more for high-throughput workflows. Heating capacity in kW determines warm-up time: 1 kW to 2 kW is typical for standard benchtop units, while closed-system heaters with external circulation often specify 3 kW or higher for rapid heat-up.
Temperature uniformity and stability
Circulating heaters outperform non-circulating models on temperature uniformity across the bath. Digital PID controllers maintain stability to plus or minus 0.1 degrees C at most biological setpoints. Open baths without circulation are acceptable for batch incubations but not for assays requiring tight temporal control.
Control and connectivity
Entry-level units offer a simple digital setpoint; advanced models include programmable temperature profiles (ramp and soak), over-temperature alarms, lockout features, RS-232/RS-485 connectivity, and compliance with IEC 61010-1 and DIN 12876.
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<h2>Specifications Context</h2>
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Temperature stability specifications are measured at a steady-state setpoint with the lid closed; actual stability in use depends on room temperature fluctuations, lid openings, and sample volume. Rated working temperature in DIN 12876-1 Class I and Class II units must be at least 25 degrees C below the bath fluid flash point, relevant if ethanol or glycol solutions are used as bath fluid. For biological applications using water as the bath fluid, this constraint is not relevant. Units listing IEC 61010-2-010 certification meet safety requirements for laboratory heating equipment.&nbsp;
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Looking to turn up the precision in your lab? Explore our heaters and <a href="https://mbpinc.net/contact-us">reach out to the friendly MBP team</a> for a custom quote today.

Heaters

HUBER Heating Circulator

HUBER KISS 205B 200°C 5L Capacity Heating Circulator

HUBER KISS 205B 200°C 5L Capacity Heating Circulator Standard Package

HUBER CC-308B 300°C 8.5L Heating Circulator with Pilot ONE

HUBER CC-308B 300°C 8.5L Heating Circulator with Pilot ONE Standard Package

HUBER KISS K6 -25C to 200°C 4.5L Refrigerated Heated Circulator

HUBER KISS K6 -25C to 200°C 4.5L Refrigerated Heated Circulator Standard Package

The new Huber KISS controller combines state-of-the-art technology with simple operation and stylish design. KISS models are suitable for routine tasks in research and industry and are convincing as practice oriented basic equipment.\r\n\r\n

HUBER KISS 205B 200Â°C 5L Capacity Heating Circulator

HUBER KISS K6 -25C to 200Â°C 4.5L Refrigerated Heated Circulator

HUBER CC-308B 300Â°C 8.5L Heating Circulator with Pilot ONE

HUBER Stepless controlled VPC Bypass M30x1,5

Stepless controlled VPC bypass M30x1,5 (not mounted on unit) for Unistats\nTemperature range: -90°C ... 200°C

HUBER M90 -90°C to +200°C Heat Transfer Fluid 10L

HUBER M90 -90°C to +200°C Heat Transfer Fluid 10L Standard Package

HUBER M20 -20°C to +235°C Heat Transfer Fluid 10L

HUBER M20 -20°C to +235°C Heat Transfer Fluid 10L Standard Package

HUBER M60 -60°C to +200°C Heat Transfer Fluid 10L

HUBER M60 -60°C to +200°C Heat Transfer Fluid 10L Standard Package

HUBER Transfer Fluid 10L

Heat transfer fluid DW-Therm M90.200.02 is specifically designed for use with Unistats systems. It offers an impressive temperature range for closed systems, from -90°C to 170°C, and up to -90°C to 200°C when used with Inertgas. The fluid has a yellowish, clear appearance and a viscosity of 2 mm/s at 25°C. It is available in a 10L can, making it suitable for a variety of heat transfer applications in closed systems.

HUBER DW-Therm M90 -90C to +200C Thermal Transfer Fluid 10L

HUBER M20 -20C to +235C Heat Transfer Fluid 10L

HUBER M60 -60C to +200C Heat Transfer Fluid 10L

HUBER Unistat with Pilot ONE

HUBER Unistat 405 -45°C to 250°C with Pilot ONE

HUBER Unistat Tango -45°C to 250°C with Pilot ONE

HUBER Unistat 815 -85°C to 250°C with Pilot ONE

HUBER Unistat 915w -90°C to 250°C with Pilot ONE

HUBER Unistat T305 300°C with Pilot ONE – 208V

HUBER Unistat 825 -85°C to 250°C with Pilot ONE

HUBER Unistat 950w -90°C to 200°C with Pilot ONE

HUBER Unistat 905 -90°C to 250°C with Pilot ONE

Pilot ONE multi-touch controller von Huber

The new Huber multi-touch controller Pilot ONE offers a brilliant 5.7″ touchscreen with graphic functions and a comfortable navigation menu. All important operating parameters and temperature values are neatly displayed on the touchscreen. Thanks to the new favourites menu, the one-click operation and the integrated technical glossary the operation is very easy, just like on a smartphone.\r\n\r\n

HUBER Unistat 405 -45Â°C to 250Â°C with Pilot ONE

HUBER Unistat Tango -45Â°C to 250Â°C with Pilot ONE

HUBER Unistat 815 -85Â°C to 250Â°C with Pilot ONE

HUBER Unistat 915w -90Â°C to 250Â°C with Pilot ONE

HUBER Unistat T305 300Â°C with Pilot ONE - 208V

HUBER Unistat 825 -85Â°C to 250Â°C with Pilot ONE

HUBER Unistat 950w -90Â°C to 200Â°C with Pilot ONE

HUBER Unistat 905 -90Â°C to 250Â°C with Pilot ONE

HUBER Unistat 510 -50Â°C to 250Â°C with Pilot ONE

HUBER with Pilot ONE

HUBER Ministat 230 -40°C to 200°C with Pilot ONE

HUBER Ministat 230 -40°C to 200°C with Pilot ONE Standard Package

HUBER CC-508 -55°C to +300°C 5L with Pilot ONE

HUBER CC-508 -55°C to +300°C 5L with Pilot ONE Standard Package

HUBER CC-902 -90°C to +200°C 5L with Pilot ONE

HUBER CC-902 -90°C to +200°C 5L with Pilot ONE Standard Package

The new Huber multi-touch controller Pilot ONE offers a brilliant 5.7″ touchscreen with graphic functions and a comfortable navigation menu. All important operating parameters and temperature values are neatly displayed on the touchscreen.\r\n\r\n

HUBER Ministat 230 -40Â°C to 200Â°C with Pilot ONE

HUBER CC-508 -55Â°C to +300Â°C 5L with Pilot ONE

HUBER CC-902 -90Â°C to +200Â°C 5L with Pilot ONE

<h2>What Are Laboratory Freezers?</h2>
&nbsp;
Laboratory freezers are engineered cold-storage instruments that hold samples at defined subzero temperatures with the precision, uniformity, and reliability that biological and pharmaceutical research requires. Standard laboratory freezers (-10 to -25 degrees C) serve DNA, RNA, PCR enzymes, primary and secondary antibodies, and chemical reagents that are stable at -20 degrees C for weeks to months. Low-temperature models (-30 to -40 degrees C) provide better stability for lipid-containing formulations, some viral stocks, and antibody conjugates that degrade at -20 degrees C over extended storage. Ultra-low temperature (ULT) freezers (-40 to -86 degrees C) use a two-stage cascade compressor refrigeration system: a high-stage HFC compressor cooling to -45 to -50 degrees C, then a low-stage hydrocarbon or HFC compressor achieving -80 to -86 degrees C. ULT freezers are the standard for cell line banking, primary cell storage, tissue biorepositories, long-term RNA archiving, and samples with irreplaceable value. Select laboratory freezer temperature based on the minimum storage stability requirement of the most labile material in the freezer, not the most stable.
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<h2 dir="ltr">What You Will Find:</h2>
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<ul>
<li>Laboratory freezers: Ultra-low temperature (-86&deg;C) freezers, -40&deg;C medical freezers, and stackable models designed for long-term storage of biological samples, reagents, and research materials.</li>
<li><a href="https://mbpinc.net/equipments/temperature-control-equipment/refrigerators-and-freezers/freezers/freezer-accessories">Freezer accessories</a>: Storage boxes, stainless steel storage drawers, CO2 backup systems, and other components that improve sample organization and freezer reliability.</li>
<li>Cold-chain transport solutions: Vacuum-insulated shipping cubes designed to help maintain low temperatures during sample transportation.</li>
<li>Freeze-drying equipment: Pharmaceutical freeze dryers and vacuum gauges for monitoring primary drying in lyophilization workflows.</li>
<li>Sample preservation solutions: Equipment and accessories that support secure storage, transport, and processing of temperature-sensitive laboratory materials.</li>
</ul>
&nbsp;
<h2>How to Choose a Laboratory Freezer</h2>
&nbsp;
Setpoint temperature
-20 degrees C is appropriate for routine nucleic acid stocks (DNA, plasmid), PCR master mixes, enzymes with glycerol storage buffer, antibodies in glycerol, and chemical reagents stable at -20 degrees C. -40 degrees C extends stability for antibody-drug conjugates, lipid nanoparticles, and some viral vectors. -80 degrees C is required for cell lines (viable storage for 5+ years), primary patient-derived cells, long-term RNA banking (RIN preservation for more than 12 months), viral stocks requiring consistent infectivity, and compounds that crystallize or degrade at -20 degrees C.
Upright vs. chest format
Upright freezers access contents through a front door with shelves and are standard in most labs due to their small footprint and easy sample access. They experience larger temperature fluctuations when the door is opened (cold air spills out from the front). Chest freezers open from the top, retaining cold air better during access and providing more stable temperatures for the contents, making them preferred for seldom-accessed long-term storage and large sample collections. PHCbi and Thermo Fisher chest ULT models store 576-672 standard 2-inch boxes in large-capacity configurations.
Cascade refrigeration system
ULT freezers use a cascade two-stage compressor refrigeration system to reach -80 degrees C. The high-stage compressor uses HFC refrigerant (R-404A or R-290/R-170 mix) to precool the evaporator to -45 to -50 degrees C; the low-stage compressor then uses a secondary refrigerant (often R-508B or hydrocarbon blend) to extract heat from the cabinet against the precooled evaporator, reaching -80 to -86 degrees C. Two-compressor cascade systems are more reliable than single-compressor designs at these temperatures; a high-stage compressor failure raises cabinet temperature slowly while the low stage continues operating, providing a warning before critical sample temperature is reached.
Insulation quality
Cabinet insulation thickness determines the rate at which the internal temperature rises during a power failure or door-open event. Standard ULT freezers use polyurethane foam insulation (20-25 cm thick walls). Premium ULT models add vacuum-insulated panels (VIPs) to the door and selected walls, reducing energy consumption and slowing temperature rise during power loss. In the event of compressor failure, a typical -80 degrees C ULT cabinet temperature rises approximately 1 degree C per minute with the door closed and no backup system.
Backup systems
For high-value sample collections, ULT freezers can be paired with CO2 or liquid nitrogen (LN2) backup injection systems that activate when cabinet temperature exceeds a preset high-alarm threshold, injecting cryogen to maintain temperature for several hours while compressor issues are addressed. External monitoring and cloud-based alert systems using NIST-traceable probes with 24/7 SMS and email alarm notification are standard best practices for freezers containing irreplaceable biological material.
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<h2>Specifications Context</h2>
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ULT freezer capacity is specified in cubic feet or liters (internal volume) and in terms of the number of standard 2-inch (5 cm) sample storage boxes the unit can hold in standard racks; a large-capacity upright ULT holds 576-672 standard 2-inch boxes at -86 degrees C. Energy consumption of a -86 degrees C ULT freezer is typically 10-20 kWh per day; new models with hydrocarbon refrigerants and variable-speed compressors use 6-10 kWh per day at -80 degrees C setpoint. Temperature recovery after a 30-second door open event takes 3-10 minutes for research-grade ULT units, compared to 30+ minutes for consumer chest freezers. All new ULT freezer models from major manufacturers use HFC or hydrocarbon refrigerants with zero ozone depletion potential (ODP = 0), replacing CFC and HCFC refrigerants phased out under the Montreal Protocol and Kigali Amendment.&nbsp;
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To discuss product availability or get selection guidance,&nbsp;<a href="https://mbpinc.net/contact-us">contact the MBP team</a>.

Freezers

NAA Medium Freeze Dryer (Oven Rack and Black Gasket Installed on Unit)

HR-MEDIUM-PH Standard Package

Vacuum Pump Box (NAA Medium)

NAA Large Freeze Dryer (Oven Rack and Black Gasket Installed on Unit)

HR-LARGE-PH Standard Package

Vacuum Pump Box (NAA Large)

Harvest Right PHARMACEUTICAL Freeze Dryer w/ 7.2 cfm Pump

Both the HR-LARGE-PH and HR-MEDIUM-PH freeze dryers come with the industrial pump, offering enhanced performance, lower maintenance, and energy-efficient operation for a wide range of applications.\n\n\n\n

Harvest Right PHARMACEUTICAL Large Freeze Dryer w/ 7.2 cfm Pump

Harvest Right PHARMACEUTICAL Medium Freeze Dryer w/ 7.2 cfm Pump

<h2>What Are Rotary Evaporators?</h2>
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A rotary evaporator (commonly called a rotovap or rotavapor) is a laboratory instrument that removes solvent from a liquid sample through evaporation under reduced pressure. A round-bottom flask containing the sample is immersed partially in a heated bath and rotated, continuously coating the inner surface with a thin film of liquid. This thin film dramatically increases the evaporation surface area while the rotation prevents localized overheating. Vacuum applied through the system lowers the boiling point of the solvent by 30 to 80 degrees C compared to atmospheric pressure, allowing gentle removal without degrading heat-sensitive target compounds. Solvent vapors travel through a vapor duct to a condenser, where they are cooled and collected as condensate for recovery or disposal. The concentrated or dried sample remains in the evaporation flask. Common solvents removed include ethanol, methanol, ethyl acetate, dichloromethane, hexane, acetone, and toluene. A rotary evaporator is the right instrument when you need to remove a volatile solvent from a dissolved or extracted compound on a 1-L to 50 L batch scale; it is faster, gentler, and more solvent-efficient than open evaporation or distillation.
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<h2 dir="ltr">What You Will Find:</h2>
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<ul>
<li data-section-id="187qfsp" data-start="25" data-end="166">Motorized Lift Rotary Evaporators: Ai SolventVap rotary evaporators with motorized lift for efficient solvent evaporation and recovery.</li>
<li data-section-id="b917ud" data-start="168" data-end="335">Rotary Evaporators with Cold Trap: Ai SolventVap systems featuring an electric lift and cold trap condenser to improve solvent collection and vacuum performance.</li>
<li data-section-id="n7wwro" data-start="337" data-end="484">Dual Receiving Flask Kits: Optional dual receiving flask assemblies for uninterrupted solvent collection during rotary evaporation workflows.</li>
<li data-section-id="163r8pz" data-start="486" data-end="637" data-is-last-node="">Replacement Heating Elements: Heating elements designed for compatible Ai SolventVap rotary evaporators to maintain reliable heating performance.</li>
</ul>
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<h2>How to Choose a Rotary Evaporator</h2>
&nbsp;
Flask size
Flask size is the primary sizing decision. For standard research synthesis and extraction labs, 2 L to 5 L systems handle most batch sizes. Choose a flask that accommodates 50 to 70% of your typical batch volume; overfilling causes bumping and carryover into the condensate. Larger 10 L, 20 L, and 50 L rotary evaporators are used for scale-up and extraction pilot runs. Confirm that the heating bath is sized appropriately for the chosen flask; a 20 L flask in a 5 L bath will not heat efficiently.
Condenser configuration
Vertical (coil-type) condensers provide high condensation surface area and are effective for high-boiling or slowly condensing solvents. Inclined (diagonal) condensers are the traditional rotovap configuration, providing good condensate flow to the receiver and compatibility with high-throughput solvent removal. Dry ice or cold-water condensers are used for low-boiling, highly volatile solvents (diethyl ether, pentane) requiring condenser temperatures well below 0 degrees C. Match condenser type and coolant temperature to the solvent being evaporated.
Vacuum control
Manual vacuum control (needle valve) is adequate for routine single-solvent applications. Automated vacuum controllers with digital setpoint and feedback control maintain a stable vacuum at the evaporation setpoint, preventing bumping and enabling programmed ramp-down vacuum protocols for multi-solvent samples. For regulated environments or high-throughput labs, automated vacuum control reduces solvent loss and operator attention time.
Water bath temperature range
Standard water baths reach 95 degrees C and are adequate for aqueous, alcoholic, and most organic solvent removal at moderate vacuum. For high-boiling solvents (DMSO: bp 189 degrees C; DMF: bp 153 degrees C), oil baths reaching 180 degrees C and a deeper vacuum (1 to 5 mbar with a rotary vane pump) are required. Confirm bath compatibility with the heat transfer fluid: water for temperatures to 95 degrees C; food-grade or synthetic oil for higher temperatures.
Cold trap requirement
A cold trap between the rotary evaporator and the vacuum pump is not optional; it is essential. Without a cold trap, solvent vapors contaminate pump oil, raising ultimate pressure and shortening pump life. A cold trap cooled to -20 degrees C to -40 degrees C (using a mechanical chiller) captures the vast majority of solvent vapor for the most common solvents. For highly volatile solvents (diethyl ether, pentane), a dry-ice trap at -78 degrees C may be required.
&nbsp;
<h2>Specifications Context</h2>
&nbsp;
Evaporation rate is commonly specified in L/h for ethanol at a standard bath temperature and vacuum; use this as a relative performance indicator, not as an absolute rate for other solvents. Evaporation rates for dichloromethane, acetone, and ethyl acetate differ from those of ethanol at the same vacuum and temperature. Confirm that the drive motor seal (the rotating joint between the flask and the vapor duct) is rated for the full vacuum range of your pump. Worn drive seals are the most common cause of vacuum loss in rotary evaporators in regular use; replacement seals are available and should be kept in stock.&nbsp;
&nbsp;
Ready to upgrade your solvent recovery? Explore our full range of rotary evaporators and <a href="https://mbpinc.net/contact-us">reach out to the MBP team</a> for a friendly quote today.

Rotary Evaporators

Ai Heating Element Specifications

Heating Element For Ai SolventVap Evaporators

The Across International SolventVap rotary evaporators have different heating elements based on the model: 2L and 10L use 1,050 watts, 5L, 20L, and 50L use 2,000 watts, 10L (220V) uses 2,450 watts, and older 10L models use 3,000 watts. 20L and 50L models require 220V heating elements, while 5L can use either 110V or 220V.

1050W Heating Element for Ai 2L & 10L SolventVap Evaporators

2kW Heating Element for Ai 5L, 20L & 50L SolventVap Evaporators

220V 2,450W Heating Element for Ai 10L SolventVap Evaporators

220V 3kW Heating Element for Ai Older 10L SolventVap Evaporators

<h2>What Are Vacuum Drying Ovens?</h2>
&nbsp;
A vacuum drying oven is a thermally insulated, sealed stainless steel chamber with an airtight door gasket (typically silicone or fluoropolymer), heated shelves or heated walls, a vacuum gauge, a vacuum inlet valve, and a vent valve, connected to an external rotary vane vacuum pump to achieve chamber pressures typically below 133 Pa (1 Torr). At 133 Pa, the boiling point of water drops from 100 degrees C to approximately 52 degrees C; at 0.1 kPa (75 Torr), water boils at 40 degrees C. This allows complete moisture removal at setpoints as low as 40-50 degrees C without exposing samples to temperatures that cause chemical degradation, protein denaturation, or API (active pharmaceutical ingredient) decomposition. In addition to moisture removal, vacuum drying eliminates air from the chamber, preventing oxidation of oxygen-sensitive samples during drying. Use vacuum drying ovens when samples cannot tolerate the temperatures required for efficient atmospheric drying, when oxygen must be excluded during drying, or when trapped moisture in micro-pores and internal cavities requires low partial pressure to extract.
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<h2 dir="ltr">What You Will Find:</h2>
&nbsp;
<ul>
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AccuTemp &amp; AT X Series Ovens: Premium UL/CSA certified vacuum ovens featuring internal heating technology for superior temperature accuracy.
</li>
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Large Capacity Units: Heavy-duty systems with up to 7.6 cubic feet of space and aluminum shelves for maximum heat transfer.
</li>
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Complete Oven Packages: Turnkey solutions that bundle multiple ovens, high-vacuum pumps, and cold traps into a fully integrated station.
</li>
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Mobile Laboratory Carts: Heavy-duty steel carts engineered specifically for mounting and transporting ovens and auxiliary equipment safely.
</li>
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Advanced Digital Controls: High-accuracy controllers paired with reinforced observation windows for secure monitoring of vacuum and heat levels.
</li>
</ul>
&nbsp;
<h2>How to Choose a Vacuum Drying Oven</h2>
&nbsp;
Maximum vacuum level
The maximum vacuum level (depth of vacuum achievable) determines the lowest sample drying temperature possible. Standard vacuum ovens achieve 0.098 MPa (approximately 133 Pa, or ~1 Torr) with a single-stage rotary vane pump, lowering water's boiling point to about 50 degrees C. A deeper vacuum below 133 Pa requires a two-stage rotary vane pump or turbomolecular pump; the conductscience BOV-V/VL model specifies a vacuum below 133 Pa as the achievable level. Confirm the vacuum pump connection port diameter (NW16 or NW25 KF flange standard) matches the available pump.
Temperature range and shelf heating
Most vacuum drying ovens cover RT plus 10 to 200 degrees C; the BOV-V/VL series specifies temperature stability of plus or minus 1 degree C. Heated shelves (electrically heated aluminum or stainless steel shelves that actively transfer heat directly to samples on the shelf surface) provide better heat transfer than heated-wall designs in vacuum, because convection is absent at low pressure. Confirm the model uses heated shelves rather than heated walls only, particularly for large or dense samples that depend on conductive heating.
Chamber material and corrosion resistance
The inner chamber material must resist corrosion from the solvents or moisture vapor being removed. Standard chambers use 304 stainless steel. For aggressive organic solvents (halogenated solvents, strong acids during pharmaceutical processing), 316L stainless steel or glass-lined chambers are preferred. The DZF-6020 model specification calls out a 304 stainless steel chamber with PID temperature control and a 0.098 MPa vacuum degree. Confirm the door gasket material (silicone standard; Viton/fluoropolymer for solvent resistance) is compatible with the vapors being generated.
Vacuum gauge type
Vacuum ovens are equipped with either an analog Bourdon-tube vacuum gauge (robust, no power required, reads 0-0.1 MPa vacuum range) or a digital vacuum sensor with display. Digital sensors provide more precise pressure readings and can be connected to automated control systems. For regulatory environments requiring vacuum pressure documentation (pharmaceutical QC), a calibrated digital vacuum transducer with data output is the appropriate choice.
Cold trap requirement
When drying samples containing organic solvents, a cold trap (cooled condenser between the oven outlet and the vacuum pump inlet) is essential to condense solvent vapors before they reach the pump oil. Solvent contamination of pump oil degrades pump performance, shortens pump life, and creates hazardous contaminated oil waste. Cold traps using dry ice/acetone (to -78 degrees C) or Peltier-cooled units (to -30 to -50 degrees C) are standard for solvent recovery applications.
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<h2>Specifications Context</h2>
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At 0.098 MPa vacuum (133 Pa), the boiling point of water is approximately 50 degrees C, and the boiling point of common organic solvents is reduced proportionally: ethanol boils at approximately 34 degrees C, acetone at 20 degrees C, and isopropanol at 46 degrees C at 133 Pa. Standard vacuum ovens achieve 0.098 MPa vacuum degree with single-stage rotary vane pumps drawing 5-15 L/min free air flow; larger chamber volumes require higher-capacity pumps to achieve the target vacuum in a reasonable pump-down time. Dual-zone intelligent PID control (independent control of top and bottom shelf temperature zones) has become a standard feature in research-grade vacuum ovens above 0.5 cu. ft. capacity, addressing the temperature gradient between shelf positions in larger chambers.&nbsp;
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Vacuum Drying Ovens

Heavy Duty Steel Mobile Cart for Ai Ovens Specifications

Heavy Duty Steel Mobile Cart for Ai Ovens

Across International heavy duty powder coated steel mobile cart with two removable and adjustable side shelves. Fits Ai vacuum and forced air convection ovens.

Heavy Duty Steel Mobile Cart for Ai 5.0/7.5 CF Vacuum Ovens

Heavy Duty Steel Mobile Cart for Ai 3.2 CF Vacuum Ovens

3-Shelf Steel Mobile Cart for Ai 0.9 & 1.9 CF Vacuum Ovens

Induction Heater Specifications

Induction coil (5mm diameter, 0.75" x 1.25" x 2" x 9" IDxODxHxL)

Induction coil adapter (to protect the coil connectors on the machine, good for users who change coils frequently)

IHG06A1 Standard Package

Handheld flexible coil with bundled power and water hoses (6 feet)

Induction coils (7" long): 1) 3/4" ID single turn 2) 1/4" ID 2-turn 3) Saw teeth brazing coil

IHG06A3 Standard Package

IHG10 Standard Package

Across International 6.6KW High-Frequency Induction Heater Melting Brass Washer

Exploring the Basics of Induction Soldering by 6.6KW Hi-Frequency Induction Heater 100-500KHz

Across International Hi-Frequency IHG10 Induction Heater With Flexible Cable

How Does Induction Bending Work? By Across International IHG10, 10Kw Hi-Frequency Induction Heater

Hi-Frequency Compact Induction Heater 100-500KHz

IHG series 100 kHz to 1100 kHz high frequency induction heaters are among the latest products developed by Across International. They can quickly heat most metals that other frequencies can not heat efficiently, like aluminum and metal powders. And uniquely they can heat parts from a distance.\r\n\r\n

6.6KW Hi-Frequency Compact Induction Heater 100-500KHz

6.6KW Hi-Frequency Induction Heater 600-1100KHz

10KW Hi-Frequency Compact Induction Heater 100-500KHz

IHG20AB Standard Package

IHG30AB Standard Package

IHG40AB Standard Package

Heating Aluminum with 20kw High Frequency Induction Heater

Hi-Frequency Induction Heater 600-1100KHz

IHG series 100 kHz to 1100 kHz high frequency induction heaters are among the latest products developed by Across International. They can quickly heat most metals that other frequencies can not heat efficiently, like aluminum and metal powders. And uniquely they can heat parts from a distance. These heaters are the ideal tools for fine steel wires (such as those used in dentistry) annealing, small precision shaft quenching, hard alloy saw blade brazing and metal powders melting.\r\n\r\n