Screw Plug Immersion Heaters

Screw Plug Heaters consist of tubular elements that are brazed or welded to a screw plug and provided with terminal enclosures suited for your application. They are screwed directly into a tank wall or through a matching pipe coupling. Warren Electric builds screw plug sizes up to 4” NPT in Brass, Bronze, Carbon, or Stainless Steels.

Typical applications for screw plug heaters include, but are not limited to, process water heating, freeze protection, and the heating of oils, and heat transfer mediums.

Flanged Immersion Heater Specifications
Watts: up to 100 Kilowatts
Volts / Phase: up to 600 Volts, Single or 3 Phase
Screw Plug Material: Steel, Stainless Steel, or Brass/Bronze
Pressure Rating: 300 PSIG
Immersion Length: up to 120” standard, consult factory for longer lengths

Applications:

Heating large tanks and vessels, industrial water heating, oil and petrochemical heating, wax heating (requires drywell), process heating in chemical industries, and more.

Get exactly what you need

Know that you need an electric process heater but not sure what to order? We're here to help. We can design and build a custom heater specific to your needs. Begin the process by answering some common questions.

Know the specifics? Configure your model number

You can configure your model number if you know what to select in the fields below. Once you have selected all variables, you will have a model number used to request an estimate. We will be in touch to confirm the model configured is right for your needs. Go to our model numbering system for an explanation of the details below.

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We will be in touch soon to confirm the model configured is right for your needs.
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Custom flange shapes and sizes are available, include requests in the "Additional Information" box.
Metric sizes are available upon request.
Custom options are available for any specification above. Request a custom heater.