Screw Plug Immersion Heaters for Reliable Tank & Pipe Heating
Compact, medium-capacity electric immersion heaters engineered for efficient in-tank heating across industrial and commercial applications
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Efficient Heating Directly Inside Your Process
Screw plug immersion heaters are designed to deliver heat directly into liquids or gases inside tanks, vessels, and pipes. Using one or more tubular heating elements welded or brazed into a threaded plug, these heaters provide fast, efficient heat transfer with minimal energy loss.
Ideal for process heating, freeze protection, and equipment warm-up, screw plug immersion heaters are easy to install and maintain.
Ideal for process heating, freeze protection, and equipment warm-up, screw plug immersion heaters are easy to install and maintain.
Why Choose Our Screw Plug Immersion Heaters
- Direct In-Tank Heating – Maximum heat transfer efficiency
- Compact, Threaded Design – Simple installation in existing NPT openings
- Multiple Sheath Materials – Copper, steel, stainless steel, Incoloy®, and Inconel®
- Flexible Electrical Options – Single or three-phase configurations
- Built-In Safety Options – Thermostats, thermocouples, and high-limit switches available
- Durable Industrial Construction – Designed for continuous-duty operation
Standard Sizes & Configurations
Our screw plug immersion heaters are available in multiple standard NPT sizes and configurations to suit a wide range of applications:
- NPT Sizes: 1″, 1¼”, 2″, and 2½”
- Plug Materials: Brass, steel, SS 304, SS 316
- Voltage Ratings: Up to 600 V
- Element Diameters: 0.315″, 0.375″, and 0.430″
- Heating Elements: Copper, steel, SS 304/316, Incoloy® 800, Inconel® 600
Custom voltage, wattage, and element configurations are available upon request.
Designed for Safety & Long Service Life
Screw plug immersion heaters can be equipped with protective enclosures, adjustable thermostats, thermocouples, and high-limit safety controls. This ensures precise temperature control and safe operation in demanding industrial environments.
Manufactured by Bucan Electric Heating Devices Inc., these heaters are trusted across Canada for performance, reliability, and durability.
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Get a screw plug immersion heater engineered to match your process, fluid type, and operating conditions.