Disc Heaters

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Durable Design

Long service life in hostile environments

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Global Support

Support and spares available around the world

Disc Heaters

Chromalox High Density Disc Heaters are manufactured using the same construction as our high density strip heater.  Chromalox Disc Heaters are available in diameters of 2 3/4" and 3 1/4". Disc Heaters have temperature ratings up to 1200°F (650°C). Ring Heaters have a wide variety of surface heating applications.  


HSP - Half & Full Sheath Disc Heater

Single-Heat Discs — Have two terminals for single wattage on-off switch or thermostat.

Three-Heat Discs — Have three terminals that split the heater into 2 equal circuits. Center terminal is common.

Easy Installation — Circular shape and use of Mounts with Bolt or Studs simplifies use of disc heaters.

Half Sheath Units Have Reduced Thermal Gradient to Heated Surface — Provides faster heat up.

Nest Disc in Ring heaters - to pack heat in small area.

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Every heating challenge is unique. Chromalox offers the industry’s most comprehensive offering of component heaters and controls. Our experienced engineers will work with you to provide a complete thermal solution for your unique application.