Dry Baths Accessories

<h2>What Are Dry Bath Incubator Accessories?</h2>
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Dry bath accessories are the secondary components that extend or optimize the functionality of a dry block heater: aluminum insert blocks that define the tube format capacity; heated lids that eliminate condensation; external temperature reference probes for calibration verification; and carrying and storage cases for portability. Because the aluminum insert block physically determines which tube formats the dry bath can process, insert block selection is the single most impactful purchase decision after the base unit itself. Most manufacturers supply one insert format as standard with the base unit; labs processing multiple tube formats must purchase additional inserts separately. Select accessories based on the tube formats used in your primary protocols, confirming that inserts are brand- and model-compatible before ordering.
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<h2 dir="ltr">What You Will Find:</h2>
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Specialized Heating Blocks: High-conductivity aluminum blocks tailored for everything from 0.2ml PCR strips and 1.5ml centrifuge tubes to larger 50ml conical vessels.
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Custom &amp; Solid Block Options: Versatile solid blocks suitable for slides or custom machining, alongside blocks specifically drilled for HPLC vials and cuvettes.
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Precision Monitoring &amp; Power: External temperature probes for direct sample tracking and 12V vehicle adapters to maintain thermal control during mobile laboratory work.
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<h2>How to Choose Dry Bath Accessories</h2>
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Aluminum insert blocks: format selection
Insert blocks are precision-machined from aluminum to accept specific tube formats with tight well tolerances (typically within plus or minus 0.1 mm of the tube's outer diameter). Common formats include: 24 wells for 0.5 mL tubes; 15-16 wells for 1.5 mL microcentrifuge tubes; 12-15 wells for 2 mL microcentrifuge tubes; 8-strip configuration for 0.2 mL PCR strip tubes; 12 wells for 15 mL conical tubes; 6 wells for 50 mL conical tubes; and a flat surface (no wells) for microplates or irregular vessels. Inserts are not universally interchangeable across brands; confirm the insert fits the specific dry bath model's block holder dimensions and, for models with auto-recognition, that the insert carries the required auto-recognition contact.
Insert material and thermal conductivity.
Aluminum (Al 6061 alloy) is the standard material for dry bath inserts due to its high thermal conductivity (approximately 167 W/m K), low density, and machinability for tight tolerances. Some specialty inserts for aggressive chemical applications use hard-anodized aluminum or stainless steel, with lower thermal conductivity but better chemical resistance. Always use manufacturer-supplied or manufacturer-approved aluminum inserts; after-market inserts with inferior tolerances reduce thermal contact and degrade temperature uniformity.
Heated lid accessories
Heated lid accessories for dry baths are sold separately for many base unit models or as an upgrade kit. When selecting a heated lid, confirm: (1) it fits the specific block footprint and height of your dry bath model; (2) the lid temperature range covers the required anti-condensation temperature (typically 60-110 degrees C); (3) the lid temperature is independently controlled from the block; and (4) the lid surface material is non-reactive with samples. For protein and enzyme protocols, a lid temperature 5-10 degrees C above the block temperature is the typical starting point.
External temperature reference probe
An external calibration probe (typically a thin RTD or thermocouple probe rated for direct insertion into a tube well, connected to a calibrated digital reference thermometer) verifies that the temperature inside the well matches the instrument's displayed setpoint. External probe verification is required for GLP-compliant and regulated laboratory protocols (ISO 9001, CLIA, cGxP) and is good practice annually for any research dry bath. Confirm that the probe diameter fits the insert well format (most probes are 2-5 mm diameter; well diameter varies by tube format) before ordering.
Carrying case for portable dry baths
Mini and portable dry bath models (Labnet PR1MA Mini, and similar) are available with dedicated carrying cases for field applications: point-of-care diagnostics, on-site environmental sampling, and field isothermal PCR or LAMP assays using a 12 V DC automotive power adapter. Carrying cases provide impact protection, secure block holder positioning, and cable management for field use.
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<h2>Specifications Context</h2>
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Aluminum insert block well tolerances of plus or minus 0.1 mm ensure full circumferential contact between the tube outer wall and the block well, maximizing heat transfer and minimizing temperature gradients between the sample and the block setpoint. A loose-fitting insert with 0.5 mm or more of air gap between tube and well reduces heat transfer and can introduce a temperature lag of 1-3 degrees C compared to the block setpoint, systematically underheating samples. Heated lid accessories eliminate condensation-related volume errors of 5-15% that can occur in short (&lt;10 microliter) enzyme reactions at 37-55 degrees C over 30-60 minute incubations. Auto-recognized interchangeable block inserts (where the dry bath unit automatically detects which format insert is installed) are a standard feature on Labnet and similar mid-range dry bath models, improving setup speed and reducing configuration errors.&nbsp;
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Enhance your dry bath setup today&mdash;check out our full range of blocks and <a href="https://mbpinc.net/contact-us">reach out to the MBP team</a> for a quote.

Block, 20x10mm test tubes or 20x2.0ml centrifuge tubes

BSW10 by Benchmark Scientific -- 20-well aluminum dry bath block for 10 mm OD test tubes or 2.0 mL centrifuge tubes (dual-format, same wells). Fits Benchmark BSH1000, myBlock, and IsoBlock series dry baths. Choose BSW1500 for 1.5 mL conical tubes.

Manufacture

Block, 24 x 0.5ml centrifuge tubes

BSH100-05 by Benchmark Scientific is an anodized-aluminum dry-bath block that holds 24 × 0.5 ml centrifuge tubes for use with the MyBlock™ Mini Dry Bath (BSH200/BSH300). It delivers ±0.5 °C temperature uniformity across all 24 positions at temperatures from ambient +5 °C up to 100 °C. Ideal for molecular biology labs running enzyme reactions, denaturation steps, and sample prep workflows requiring simultaneous multi-tube heating.

BSW05 by Benchmark Scientific — aluminum dry bath block with 24 wells for 0.5&nbsp;mL centrifuge tubes. Interchangeable block for Benchmark Scientific digital dry bath systems (myBlock, IsoBlock series). Choose BSW02 for 0.2&nbsp;mL PCR tubes or BSW1520 for 1.5/2.0&nbsp;mL tubes.

Block, 24 x 1.5ml or 2.0ml centrifuge tubes

The BSW1520 by Benchmark Scientific is a precision-machined aluminum dry bath block holding 24 x 1.5 mL or 2.0 mL centrifuge tubes. Fits BSH1000, BSH5000 MyBlock, and BSH6000 IsoBlock series dry baths. Block dimensions: 3 x 3.75 x 2 in. Sold individually; conical cavities match both tube profiles for consistent temperature uniformity across all 24 positions.

Block, 24 x1.5ml centrifuge tubes (conical)

BSW1500 by Benchmark Scientific -- aluminum dry bath block with 24 conical-bottom wells for 1.5 mL centrifuge tubes. Interchangeable across Benchmark BSH1000, myBlock, and IsoBlock series dry baths. Choose BSW1520 for dual 1.5/2.0 mL compatibility, or BSW05 for 0.5 mL tubes.

Block, 30 x NMR tubes

BSWNMR by Benchmark Scientific is an aluminum dry bath block holding 30 x 5mm standard NMR tubes. Compatible with Benchmark Scientific BSH5002 myBlock II and BSH1001 dry bath platforms. Designed for temperature-controlled NMR sample preparation before spectroscopic analysis.

Block, 4 x 15ml centrifuge tubes

BSH100-150 by Benchmark Scientific is a precision-machined aluminum dry bath block for four 15 ml conical centrifuge tubes, compatible with the MyBlock&trade; Mini dry bath (BSH200 and BSH300 series). It enables dry, contamination-free isothermal incubation of 15 ml tube-format samples from ambient temperature up to 100&deg;C.

Block, 40 x 0.2ml tubes or 5 PCR strips of 8 tubes each

BSH100-02 by Benchmark Scientific is an aluminum dry bath block for the MyBlock™ Mini (BSH100/BSH200), holding 40 × 0.2 mL individual PCR tubes or 5 strips of 8 in a single 32 mm block. Temperature range is ambient +5°C to 150°C at ±0.2°C accuracy — for isothermal denaturation, restriction digestion, primer annealing, and enzyme heat-inactivation in PCR tube format outside the thermocycler.

Block, 48 X hematocrit tubes, 1.9mm (not compatible with cover)

BSWHEM by Benchmark Scientific is a precision-machined aluminum dry bath block for 48 x 1.9mm hematocrit tubes. Fits Benchmark Scientific BSH5002 myBlock II and BSH1001 dry bath platforms. Cover-incompatible — select this block for open-top hematocrit incubation workflows.

Block, 48 x 0.2ml tubes or 6 PCR strips of 8 tubes each

BSW02 by Benchmark Scientific is an aluminum dry bath block for 48 x 0.2 ml PCR tubes or 6 PCR strips of 8 tubes each, compatible with the BSH1000 Series, BSH5000 MyBlock Series, and BSH6000 IsoBlock digital dry baths. Supports pre-PCR denaturation, reverse transcription, isothermal amplification, and NGS library prep incubation workflows. Order at mbpinc.net/quickorder using catalog number BSW02 or contact customerservice@mbpinc.net.

Block, 5 x 50ml centrifuge tubes

The BSW50 by Benchmark Scientific is a precision-machined aluminum dry bath block for 5 x 50 mL centrifuge tubes. Block dimensions: 3 x 3.75 x 3.25 in. (7.6 x 9.5 x 8.2 cm). Fits BSH1000, BSH5000 MyBlock, and BSH6000 IsoBlock series dry baths. Conical cavities match 50 mL tube profile for consistent temperature uniformity. Sold individually.

Block, 6 x 5ml centrifuge tubes (17mm diameter)

The BSH100-5MT by Benchmark Scientific is a machined-aluminum dry bath block holding 6 × 5ml conical centrifuge tubes (17mm OD) for use with the MyBlock Mini dry bath incubator (BSH100 series). It provides uniform heat transfer across all six wells for enzymatic digestions, hybridization reactions, protein incubations, and sample thawing directly in 5ml conicals—no water bath required.