ISOTHERM
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Etched-foil heaters

Etched-foil heaters for precise, even temperature.

Precision heaters built from a chemically etched foil element laminated between thin films — giving tight, uniform heat distribution in a low-profile package. Available in polyimide, polyester, silicone and mica.

Profile Ultra-thinHeat Highly uniformElement Etched foil
Isotherm etched-foil and silicone-rubber heaters
ISO 9001:2015
CE Certified
RoHS Compliant
Made in India
Since 1989
Custom Manufacturing
The etched foil heaters range

Etched Foil Heaters, engineered to your spec.

Every configuration below is made to order — share your wattage, voltage, size and temperature, and our engineers build to it.

Silicone Rubber Heaters

Etched-foil element in silicone for flexible, even heat on curved surfaces.
Power10 W
Voltage220 V
ElementEtched foil
BrandIsotherm
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Polyimide Film Heater

Thin Kapton film heater for fast, uniform heat in tight, low-mass assemblies.
Voltage110 V
TypeStrip heater
MaterialPolyimide
BrandIsotherm
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Mica Band Heater

Mica-insulated band heater for cylinders and nozzles at higher temperatures.
InsulationMica
Frequency50 Hz
Temp150–500°C
BrandIsotherm
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Polyester Film Heater

Economical polyester-film foil heater for lower-temperature, even heating.
Voltage110 V
Temp50–250°C
ElementEtched foil
BrandIsotherm
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Typical applications

Where these heaters are put to work.

Medical devicesLab & analyticsOptics & displaysBatteriesInstrumentation3D printing

Need help selecting the right heater?

Share your application, temperature, size/dimensions and available power supply. Our team will recommend the suitable heater type.

Request a quote

Tell us what you need to heat.

Send your requirement — a drawing, a spec, or the old part — and our engineers will come back with sizing, materials and pricing, usually within 24–48 hours.

Share size/shape, voltage, wattage, temperature, adhesive/backing requirement and quantity.

Optional — the more you share, the faster your quote

Request sent

Our team will review your requirement and respond within 24–48 hours.

For urgent requirements, WhatsApp your drawing / specification or call us.

WhatsApp RequirementRequest Quote