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Life Science Instruments
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Life Science Instruments

Life Science Instruments are essential for supporting complex biological, cellular, and molecular workflows in research and clinical laboratories. Our carefully curated product line is designed to meet the high standards of life science professionals, offering precision, reproducibility, and intuitive operation across a variety of experimental protocols.


We offer a comprehensive selection of instruments under this category:

Electrophoresis Systems: Robust and versatile systems for the separation of DNA, RNA, and proteins, suitable for molecular biology, biochemistry, and forensic analysis applications.

Gel Imaging & Documentation Systems: High-resolution imaging platforms for visualizing and documenting electrophoresis gels, enabling accurate qualitative and quantitative data analysis.

Transilluminators: Available in UV and blue light models, these devices provide safe and efficient illumination of nucleic acids and protein gels for easy observation and imaging.

Hybridization Ovens: Designed to provide uniform temperature control for membrane hybridization in blotting techniques, ensuring consistent and reproducible results.

Western Blot Systems: Integrated solutions for protein transfer and detection, commonly used in immunodetection workflows to analyze specific proteins from complex samples.


These instruments are optimized for use in academic, pharmaceutical, and biotech environments, supporting life science research from routine experiments to advanced molecular analysis.


  • TP02S UV Transilluminator
    TP02S UV Gel Documentation System with 302nm/254nm/365nm Wavelengths, All-Weather Operation, and Gel Cutting Function
    Transmission size: 200×150 mm
    UV source wavelength: 302 nm
    Reflectance UV wavelength: 254 nm, 365 nm
    Transmission UV lamp power: 8 W; Reflectance UV lamp power: 254 nm – 11 W, 365 nm – 11 W
    Volume: 435×295×490 mm
    Weight: 16.9 kg
    Quartz UV lamp with uniform illumination, long service life, no darkroom required
     
    Model: TP02S
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  • TP04S-3C Gel Documentation Imaging System
    1.4MP CCD Gel Imaging System | UV/Visible Light, Safe Gel Documentation, Drawer-Style Platform
    Camera: High-resolution CCD, 1.4 megapixels, 10-bit pixel density, sensitive to <20 pg EB-stained DNA
    Pixel Size & Zoom: 5.4 × 5.4 µm; 2/3 inch 6× optical zoom lens, F=1:1.2
    UV & Visible Light Area: UV 250×200 mm, Visible 250×210 mm; Transmission UV: 302 nm; Reflectance UV: 254/365 nm
    UV Lamp Power: Transmission UV 302 nm (8 W); Reflectance UV 254 nm / 365 nm (11 W each)
    Safety & Control: Automatic UV shutoff when door opens, 15-min timed shutdown, panel or mouse control of zoom, focus, aperture, UV & white light
    Gel Platform: Drawer-style for easy observation, operation, and cutting; multi-layer gel filter to reduce background noise
    Dimensions & Weight: 470×405×820 mm, 29 kg
     
    Model: TP04S-3C
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  • TP04S-3E Gel Documentation Imaging System
    High-Resolution CCD Gel Imaging System | 5MP, UV/Visible Light, Safe Gel Documentation
    Camera: High-resolution CCD, 5.0 megapixels, 10-bit pixel density, sensitive to <20 pg EB-stained DNA
    Pixel Size: 5.4 × 5.4 µm; Zoom Lens: 2/3 inch, 6× optical zoom, F=1:1.2
    UV & Visible Light Area: UV 250×200 mm, Visible 250×210 mm; Transmission UV: 302 nm; Reflectance UV: 254/365 nm
    UV Lamp Power: Reflectance UV 254 nm (11 W), 365 nm (11 W)
    Safety & Control: Automatic UV shutoff when door opens, timed shutdown after 15 min, control via panel or mouse
    Gel Platform: Drawer-style for easy observation, operation, and cutting; multi-layer gel filter to reduce background noise
    Dimensions & Weight: 470×405×820 mm, 29 kg
     
    Model: TP04S-3E
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  • Pulsed Field Electrophoresis System
    TP600MCS-3 Pulsed-Field Gel Electrophoresis System | 100 bp–6 Mb DNA Separation, Programmable PFGE
    Type: Pulsed-Field Gel Electrophoresis (PFGE) System
    DNA Size Separation: 100 bp–6 Mb, suitable for large genomic DNA and chromosomal DNA
    Voltage Gradient: Up to 9.5 V/cm, increment 0.1 V/cm; Maximum current 0.5 A, maximum power 300 W
    Pulse Settings: Pulse width 1–9999 s or programmable; Pulse angle ±120°/±180°, field reversal supported
    Temperature Control: 10°C–30°C, buffer refrigeration circulation pump, direct buffer temperature detection ±0.1°C
    Control & Safety: Dual core microprocessor, program editing, automatic connection, open cover power-off protection, overload/no-load protection
    Modules: Separate power supply, pulsed-field electrode tank with multi-sub-electrodes, and constant temperature circulator
     
    Model: TP600MCS-3
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  • Gel Pattern Visualizer
    TP-EPV-01 Safe Visible Light Gel Viewer | Fluorescent Dye, UV-Free DNA Visualization for Teaching Labs
    Observation Area: 120 × 120 mm
    Dimensions (L×W×H): 300 × 200 × 120 mm
    Weight: 4.2 kg
    Light Source: Visible light, no UV required
    Safety: Uses environmentally friendly fluorescent material instead of ethidium bromide (EB), non-harmful to humans
    Operation: Simple and user-friendly, suitable for teaching and educational labs
    Application: Visualization of nucleic acids safely without UV exposure
     
    Model: TP-EPV-01
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  • System Pulsed Field Gel Electrophoresis System
    TP-Pulse Pulsed-Field Gel Electrophoresis System | 100 bp–6 Mb DNA Separation, Programmable PFGE
    Type: Pulsed-Field Gel Electrophoresis (PFGE) System
    Voltage Gradient: ±1.0 V/cm to ±9.5 V/cm
    Pulse Width Range: Fixed 1–99999 s; Incremental 0.01–99.99 s, multiple modes for different DNA fragments
    DNA Size Separation: 100 bp–6 Mb, suitable for genomic DNA, chromosomal DNA, large fragment libraries
    Temperature Control: Direct buffer temperature detection, tolerance < ±0.1°C
    Program & Data Management: Classic & free database, pause/recovery, digital key settings, record experiment data and power-off recovery
    Electrode: Molding platinum frame, Φ0.5 mm, deformation-resistant, long service life
     
    Model: TP-Pulse
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  • Denaturing Gradient Gel Electrophoresis Unit (DGGE)
    TP-TD331A Vertical Gel Electrophoresis System with Temperature-Controlled Buffer Circulation, 600V/300W
    Glass Plate / Gel Size: 200×200 mm / 162×175 mm; Gel thickness: 1.0 mm, 1–2 gels per run
    Sample Wells: 1, 2, 15, 21, or 35 wells (for 1.0 mm gels)
    Buffer Volume: up to 10 L with built-in circulating pump for ±5°C uniformity
    Output: Constant Voltage / Current / Power, Max 600V / 500mA / 300W
    Timer & Storage: 1 min–99 hr 59 min; stores 10 common electrophoresis methods
    Safety Features: Side-open lid with auto power-off, buffer height sensors, over-voltage & overload protection, temperature probe safety sheath
    Display: Shows all set parameters and output status simultaneously
     
    Model: TP-TD331A
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  • Portable UV Transilluminator
    Portable UV Transilluminator for Gel Observation, 254 & 365 nm Dual Wavelength | T-UV-II
    Reflection Area: 200 × 50 mm
    UV Wavelengths: 254 nm & 365 nm
    UV Lamp Power: 8 W
    Dimensions (L×W×H): 270 × 78 × 110 mm
    Weight: 0.55 kg
    Operation: Simple, compact design for easy use
    Application: Suitable for gel observation under two UV wavelengths
     
    Model: T-UV-II
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  • High-voltage Power Supply
    High Voltage Electrophoresis Power Supply with Temperature Control, 20–3000V, 200W | TP-ECPT3000
    Output Type: Constant Voltage, Current, or Power
    Output Range: 20–3000V, 1–200mA, 1–200W
    Temperature Control Range: RT+10°C to 65°C
    Timer Range: 1min–99hr 59min
    Storage Capacity: Up to 10 electrophoresis methods
    Display: LCD with backlight, shows preset & actual values
    Safety Features: Overload, short circuit, ground leak, overheating protection
     
    Model: TP-ECPT3000
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  • TP200E High Current Universal Power Supply
    TP200E Electrophoresis Power Supply | 5–200V, 200W, Programmable Multi-Step Lab Power Unit with LCD Display
    Output Type: Constant Voltage / Constant Current / Constant Power
    Output Range: 5–200V, 1–2000mA, 1–200W
    Increment Setting: 1V, 1mA, 1W; V-hr Range: 1–99999 V-hr (1 V-hr step)
    Timer Range: 1 min to 99 hr 59 min
    Display: LCD with backlight, simultaneous preset & actual value display
    Output Jacks: Four sets of output jacks
    Functions: Stores up to 100 methods, step-by-step programmable control (10×10 programs), real-time pause & tuning, multiple safety protections
     
    Model: TP200E
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To Make The World Closer To The Truth
ZHEJIANG TOP INSTRUMENT CO.,LTD., as a subsidiary of TOP Cloud agri, is a high-tech enterprise specializing in the R&D, manufacturing, sales for laboratory equipments, and provision of comprehensive laboratory solutions.

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