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Hoffman Voltameter Manufacturer,Supplier and Exporter

Hoffman Voltameter

Product Code : SEL-PLE-10219

Quick Answer: Electrolysis of water is the classic use of the Hoffman Voltameter: a glass unit with two connected limbs, a reservoir tube with funnel-shaped bulb and a stopcock on each side limb, run from a 12 V DC supply.

Last updated: October 2026

Key Features

  • Glass unit with two connected limbs, reservoir tube and funnel-shaped bulb
  • Stopcock at the upper end of each side limb
  • Metal stand with mounts
  • Used on a 12 V DC supply
  • Carbon electrodes with brass terminals, approx. 6 mm dia x 100 mm, in protection tubes
  • Platinum electrodes fused in glass tubes, with rubber stoppers and protection tubes

Technical Specifications

SpecificationValue
Glass unitTwo connected limbs, reservoir tube, funnel-shaped bulb
StopcocksOne on each side limb
StandMetal, with mounts
Supply12 V DC
Carbon electrodesPair, brass terminals, approx. 6 mm dia x 100 mm, rubber stoppers
Platinum electrodesPair, fused in glass tubes, rubber stoppers
ElectrodesAvailable separately

About This Product

A Hoffman voltameter is used to show the electrolysis of water in school and college labs. The glass unit is held in a metal stand with mounts, the electrodes are inserted through rubber stoppers into the open ends of the limbs, and a stopcock sits at the top of each side limb. The unit is used on a 12 V DC supply, and pairs of carbon or platinum electrodes are available separately. Schools and distributors in France, Egypt, the Comoros, Uganda and Eritrea can order the Hoffman Voltameter from School Educational Instrument.

Frequently Asked Questions

Are electrodes included with the voltameter?

The electrodes are available separately. A pair of carbon electrodes with brass terminals or a pair of platinum electrodes fused in glass tubes can be used, both fitted with rubber stoppers.

What supply does it run on?

It is used on a 12 V D.C. supply.

Related: Physics Lab Equipment, Platinum Electrode, Voltaic Cell.

For a quotation on the Hoffman Voltameter, contact School Educational Instrument.

   
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