• Wirewound Rheostats
  • Wirewound Rheostats
Wirewound RheostatsWirewound Rheostats

Wirewound Rheostats

  • Rated power: 25W to 500W
  • Resistance range: 5Ω ~ 5KΩ
  • Resistance tolerance: K(±10%)
  • Product description: Wirewound Rheostats, It is a variable resistor which is used to control current, often used as power control devices to control motors, heaters and ovens. Rated power from 25W to 500W.

Wirewound Rheostat is a C-shaped ceramic rod and wound with copper or chromium-alloy wire as a resistance element. Except for the slide contact surface, the entire component is coated with a high-temperature, non-flammable resin. Rheostat is a variable resistor which is used to control current.


  • Wide Max. Resistance range: 5Ω ~ 5KΩ.
  • Standard resistance tolerance is K(±10%).
  • Closer tolerances are available upon request.
  • Rated power: 25W to 500W

Main Application:

  • Motor controller, blenders, mixers, fans, and power tools.

  • Test instruments to provide an accurate resistance value.

Please download the specification of rheostat for more details.

Download Specification

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