ISOTHERM
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Industrial electrical heating · Since 1989

Custom industrial heaters built to your size, wattage & application.

ISO 9001:2015 certified electrical heating manufacturer in India. Share your requirement and get an engineering-reviewed quote within 24–48 hours.

35+
Years manufacturing
28
Product categories
Custom
Built to your spec
ISO 9001:2015
CE Certified
RoHS Compliant
Made in India
Since 1989
Custom Manufacturing
Our complete range

Every electrical heater, in one place.

Browse our full catalogue, grouped for easy navigation. Each is built to order — tell us your application and we engineer to it.

Heat Tracing & Hoses

Electrical Heat TracersFactory Terminated · Cut To Length · Self Regulating · Mineral Insulated
Heated Hoses & BundlesLiquid Transportation · Gas Transportation
Hot Melt HosesDispensing · Transportation
View range

Flexible & Foil Heaters

Flexible HeatersFibre Glass · Quartz Cloth · FG & Quartz Heating Tapes · Ceramic · Silicone Rubber · Polyimide · Mica
Etched Foil HeatersSilicone Rubber · Polyimide · Mica · PTFE
Hopper HeatersFibre Glass · Silicone Rubber · Metal Clad
View range

Freeze Protection

Freeze ProtectionDoor · Drain · Cut To Length · Self Regulating
Underfloor HeatingHeating Cable · Heating Mats
Foil HeatersAluminium Foil Heaters
View range

Drum Heaters

Drum HeatersBlanket · Drum Immersion · Heated Drum Dolly · Silicone Rubber · Metallic
View range

Process & Immersion

Immersion HeatersFlanged & screw-plug immersion elements
Outflow HeatersIn-tank outflow heating
Circulation HeatersInline circulation heating
View range

Industrial Elements

Tubular HeatersTubular · Finned Tubular
Strip HeatersMica Strip · Ceramic Strip · Finned Strip
Cartridge HeatersLow Density · High Density
Band HeatersMica Band · Ceramic Band · Porcelain
View range

HVAC & Air Heating

HVAC HeatersDuct Heaters · AHU Heaters
Humidity ControlHumidifiers · De-Humidifiers
Control SystemsIntegrated HVAC controls
View range

Furnaces, Ovens & Incinerators

FurnacesMuffle · Split
OvensLab Ovens · Industrial Ovens
IncineratorsCommercial · Industrial
View range

Speciality Heating

Speciality ProductsHigh Pressure Inline · Open Coil · Indirect · Induction · Flame Proof
Thermic Fluid SystemsElectric Thermic Fluid · Single Line Heat Transfer
View range

Controls, Sensors & Insulation

Control PanelsInstrumentation Panel · MCC Panels
Temperature SensorsThermocouples · RTD Sensors
High-Temp CablesFG · PTFE · Silicone
InsulationsElectric · Hot · Cold
View range

Can't see the exact part you need? Send us a drawing or sample →

Why Isotherm

Built in-house, built to your spec.

In-house manufacturing

Every heater is designed and built in our own Hyderabad facility — drawing to dispatch, all under one roof.

Built to your spec

Custom wattage, voltage, size, sheath and temperature. Send a drawing or a sample, and we engineer to it.

Certified quality

An ISO 9001:2015-certified manufacturer since 1989 — CE marked, RoHS compliant, and every unit tested before it ships.

Fast, responsive service

Engineered quotes in 24–48 hours, export-ready packaging, and a team that picks up the phone.

Industries

Heating for the industries that run on temperature.

Our heaters run in plants across oil & gas, pharma, food, refrigeration and beyond — each unit engineered to the application and environment.

Oil & GasPharmaFood & BeverageRefrigerationPlasticsChemicalPower
Explore industries →
How to order

From your requirement to a tested heater, in four steps.

Share what you need to heat, get an engineered quote in 24–48 hours, approve, and we build, test and ship. No runaround.

1 · Share requirement2 · Get a quote3 · We build4 · Test & dispatch
See how to order →

Not sure which heater you need?

Tell us what you need to heat, the required 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.

For a faster quote, share any details you have: application, dimensions, wattage, voltage, target temperature, quantity, operating environment and drawings/specifications.

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