Name: Gel Documentation System PCA Main Board
Brand: Labnet International
SKU: AX-016
Price: 1604.41 USD
Availability: InStock

<h2>What Are Gel Documentation Systems?</h2>
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Gel documentation systems (gel docs, gel imagers, or gel visualization stations) are enclosed, darkroom-format imaging instruments that illuminate a gel or membrane from below or above using UV or visible-light sources, then capture a digital image with a mounted CCD or CMOS camera and analyze band intensities using integrated software. They replace manual photography (Polaroid film) with reproducible, quantitative digital images suitable for lab notebooks, publication figures, and archival. Key instrument components are: an enclosure (dark box or hood) to block ambient light; an illumination source (UV transilluminator at 302-365 nm, blue-LED at 470 nm, or white-light epi-illumination for Coomassie/silver-stained gels); a camera mounted above the gel (5-20+ megapixels, 8-bit or 16-bit); and imaging software for focus, exposure, and analysis. Choose a gel doc system based on the stains you use, whether quantitative analysis is required, and whether chemiluminescent western blot imaging (requiring a dark CCD or CMOS sensor) is part of your workflow.
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<h2 dir="ltr">What You Will Find:</h2>
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AzuraBlot Western Blotting Film &ndash; High-sensitivity, double-coated medical film designed for clear, high-contrast detection of chemiluminescent signals.
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Timed Electrophoresis Systems &ndash; Advanced 100-120V units with integrated time control to prevent overrunning and ensure consistent gel migration.
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Multicaster Imaging Kits &ndash; Specialized systems featuring versatile casting options to handle multiple gels simultaneously with professional-grade accuracy.
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<h2>How to Choose a Gel Documentation System</h2>
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Camera resolution and bit depth
For routine agarose gel band recording (PCR verification, cloning confirmation), a 5-8 megapixel camera with 8-bit pixel depth (256 intensity levels) provides sufficient resolution. For quantitative densitometry, band comparison across samples, or publication-quality western blot figures, choose 12-20 megapixels with 16-bit depth (65,536 intensity levels). A 16-bit camera detects bands that differ by less than 10% in intensity accurately; 8-bit images compress the dynamic range and introduce quantification error for faint bands.
Illumination source compatibility
Gel documentation systems are available with UV (302 nm), blue-LED (470 nm), UV + white light (dual illumination), or multi-mode (UV + blue LED + white light + epi fluorescence for multiple dye formats). Systems with 302 nm UV transilluminators are compatible with ethidium bromide, SYBR Safe, and SafeView stains. Blue-LED systems at 470 nm are optimal for SYBR Safe, GelGreen, and SafeView Safe-Green, causing minimal DNA damage. Multi-mode systems provide the most workflow flexibility but carry a higher purchase cost. For SafeView Safe-Red (excitation 540 nm), a green-light source or white-light epi-illumination is needed.
Chemiluminescent western blot imaging
Chemiluminescent western blot detection requires a highly sensitive cooled CCD sensor (typically -25 to -40 degrees C cooling) to detect the low-level photon emission from HRP-substrate reactions. Chemiluminescence is not visible to the naked eye and requires long exposure (1 second to 30+ minutes); a gel doc system not rated for chemiluminescence will not capture western blot signals. Multi-purpose systems are designed for both gel fluorescence and chemiluminescent blot imaging on the same platform.
Software and analysis features
Integrated image analysis software should support: auto-exposure and motorized focus for hands-free gel capture; band detection and MW interpolation against a DNA ladder; lane profile plots for densitometry; TIFF and JPEG export for ImageJ and GraphPad compatibility; and electronic lab notebook (ELN) integration. Confirm that software licenses and updates are included with the instrument purchase and that the software is Windows 10/11 compatible.
Imaging area and gel format compatibility
The field of view (FOV) of the gel doc camera determines the maximum gel size imaged in a single capture. Standard FOV of 20 x 20 cm accommodates standard agarose gels and standard SDS-PAGE mini gels simultaneously. If you run 20 x 20 cm or larger wide-format agarose gels, confirm that the gel doc camera has a wide-angle lens or zoom that covers the full gel area without stitching multiple images.
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<h2>Specifications Context</h2>
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Gel documentation camera quantum efficiency (QE) above 70% in the visible and near-UV range is standard for research-grade systems; higher QE means more photons captured per exposure, enabling shorter exposure times and reduced photobleaching of gel bands. Motorized autofocus lens (8-48 mm focal range, F1.2 aperture) provides sharp focus across the full imaging area from mini to large-format gels without manual lens adjustment. 16-bit imaging dynamic range of 0-65,535 intensity values enables accurate densitometry of bands spanning a 100-fold concentration range on the same gel, while an 8-bit range (0-255) compresses signals from faint and intense bands into the same small numeric range. Integrated touchscreen gel doc systems with 12.5-inch displays eliminate the need for a connected PC for image capture, reducing benchtop complexity; USB and Wi-Fi export allow data transfer to laboratory information management systems (LIMS) and cloud storage without a tethered computer.
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Imaging and Gel Visualization

Labnet International

Key Specifications

Gel Documentation System PCA Main Board

The Labnet Gel Documentation System PCA Main Board by Labnet International is a replacement main printed circuit assembly for a Labnet gel documentation system. It is the board for the imager's main electronics. Service teams order it to bring a gel doc system with a failed main board back into use without replacing the whole system. Check your system model and compare it with the installed board before ordering.