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Bio-Rad PowerPac HC Programmable Electrophoresis Power Supply 250V 3A 300W

UsedBio-RadElectrophoresisUnited States

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Output specifications
250 V, 3.0 A, 300 W
Output range (programmable)
5–250 V, fully adjustable in 1 V steps 0.01-3.0 mA, fully adjustable in 0.01 mA steps 1-300 W (maximum)
Type of output
Constant voltage or constant current with automatic crossover
Output terminals
4 pair recessed banana jacks in parallel
Timer
1 min–99 hr 59 min, fully adjustable
All 14 specifications
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Specifications 14

Brands
Bio-Rad
New/Used
Used
Output specifications
250 V, 3.0 A, 300 W
Output range (programmable)
5–250 V, fully adjustable in 1 V steps 0.01-3.0 mA, fully adjustable in 0.01 mA steps 1-300 W (maximum)
Type of output
Constant voltage or constant current with automatic crossover
Output terminals
4 pair recessed banana jacks in parallel
Timer
1 min–99 hr 59 min, fully adjustable
Pause/resume function
Yes
Display
2-line, 16-character backlit LCD
Operating conditions
0–40°C, 0–90% humidity in the absence of condensation
Safety features
No-load detection, sudden load change detection, overload/short-circuit detection, overvoltage protection
Input power (actual)
100-120/220-240 VAC auto-switching, 50/60Hz, max power 400va,
Dimensions (W x L x H)
10x12x4″
Weight
7 lbs

Product description

Microprocessor-controlled electrophoresis power supply with 250 V, 3 A output, multi-step programming, and safety features.

The Bio-Rad PowerPac HC is a microprocessor-controlled electrophoresis power supply designed for *western blotting* and *high-throughput electrophoresis* applications common in molecular biology and biotechnology research. It delivers a programmable output range of 5–250 V, 0.01–3.0 mA current, and a maximum power of 300 W, supporting constant voltage, constant current modes with automatic crossover, ideal for molecular diagnostics and bioprocessing workflows requiring precise electrical control.

Key technical features include:

  • 2-line, 16-character backlit LCD display for easy monitoring and multi-step method programming
  • Adjustable timer from 1 minute to 99 hours 59 minutes, enabling long-duration electrophoresis runs essential in gene editing and synthetic biology protocols
  • Four-pair recessed banana jack output terminals supporting parallel connections for versatile setups
  • Comprehensive safety functions: no-load detection, rapid resistance change monitoring, overload, short circuit, overvoltage, and overtemperature protection to ensure reliable operation in clinical diagnostics and biomedical engineering environments
  • Operational in variable lab conditions up to 40°C with 90% non-condensing humidity, supporting robust use across diverse research facilities

This power supply is critical in biopharmaceutical production pipelines where reproducible electrophoretic separation enables downstream analysis. Its precision and durability make it widely adopted among molecular biology researchers performing gel electrophoresis, nucleic acid analysis, and protein characterization in synthetic biology and biomanufacturing contexts.

Why Questpair exists

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We built Questpair to fix this. Every supplier on the platform is verified before listing. Every quote you receive comes from a real, vetted seller. AI prepares your case in minutes, then a real specialist takes over.

We're an independent team based in The Netherlands, working with research labs and procurement teams across Europe and worldwide.

Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026