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Fisherbrand™ Electrophoresis Power Supplies

Easy-to-use power supplies designed for safety

 View more versions of this product

Catalog No. FB300Q

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This item is not returnable. View return policy



Key Features

  • Choice of operating modes—constant voltage or constant current output modes with automatic crossover between modes; programmable models add a constant power mode Automatic shutoff (at run's end) saves time, energy and reduces errors Automatic recovery (after power failure) eliminates need to restart the unit

Additional Features

  • Backlit LED display, mode indicator lights, internal timer and multiple output jacks
  • Soft-touch keypad controls allow user to select modes and output levels, set timer and start/stop operation Power-off memory retains settings after shutdown Lightweight, stackable design allows use of multiple units while saving space on the benchtop
  • Locking kickstand permits positioning the unit at an angle for better viewing
  • Standard safety features include no-load and failure notification, arc and ground leak detection, overvoltage protection and jacks that are set away from controls
  • Nonskid rubber feet provide stability

Compact Model FB300Q

  • Runs up to 3 gels at once at either constant current or constant voltage Uses less surface area than a sheet of paper Utilizes UP/DOWN arrow controls Ideal for SDS-PAGE, DGGE/CDGE and DNA/RNA submarine electrophoresis
High-Current Model FB200Q
  • Uses a numeric keypad
  • Perfect for high-current electroblotting (Western tank and semidry, Southern and Northern) and SDS-PAGE applications
Programmable Models FB1000Q and FB3000Q
  • Enhanced features include a third, constant power mode and remote temperature probe Both models have a numeric keypad Nine-program memory with “list program” function for quick recall makes these units ideal for multi-user labs or multiple repetitive operations
  • FB1000Q is designed for isoelectric focusing, SDS-PAGE and native SDS-PAGE FB3000Q is ideal for DNA sequencing and high-voltage electrophoresis applications

All outputs run with the same settings. Fisher Service Division offers several types of service agreements for the equipment featured here. For details on these agreements, equipment repairs, and calibration services, see the front of the catalog. For immediate assistance, call 1-800-395-5442.

Service Plan

Service agreement available.


CSA approved

Warranty and Services

12 months



0 to 999 min.
1 Year
12 in.
26 cm
5.5 in.
5.25 in.
120 V
75 w
Compact Power Supplies
10.25 x 5.5 x 5.25 in. (26 x 14 x 13.3 cm)
10.25 in.
10.75 in.
14 cm
13.3 cm
300 V
400 mA




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