Immersion Heaters | McMaster-Carr

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399 Products

Selecting an Immersion Heater

Screw-Plug Immersion Heaters for Water

Install these heaters into threaded container openings or pipe couplings to quickly and efficiently heat liquid through direct contact.

Compact Screw-Plug Immersion Heaters for Water

Efficiently heat liquid in small containers.

Sanitary Screw-Plug Immersion Heaters for Water

Heat water through direct contact in sanitary areas such as food, cosmetic, and pharmaceutical plants.

Flange-Mount Immersion Heaters for Water

Bolt the flange to a matching flange welded on a container wall.

Drop-In Immersion Heaters for Water

Often used for temporary heating in sinks and pails, these heaters have a circular base that sits at the bottom of containers. Remove them from the container after heating its contents.

Inline Immersion Heaters for Water

Also known as circulation heaters, these install directly into pipelines.

Hanging Immersion Heaters for Water

Sized to fit drums, these heaters have a bracket to hook on the side of drums and in bung openings.

Floating Immersion Heaters for Water

Often used for freeze protection in outdoor containers, these heaters float on the water’s surface and automatically keep the temperature between 45° and 65° F.

Flange-Mount Immersion Heaters with
Overheat Protection for Chemical Solutions

A replaceable fuse cuts off power if the heating element reaches 190° F to prevent burnout and premature failure. Bolt the flange to the top of containers.

Hanging Immersion Heaters for Chemical Solutions

Hook these heaters on the side of small drums and pails.

Compact Screw-Plug Immersion
Heaters for Chemical Solutions

Use these heaters to efficiently heat liquid in small containers.

Screw-Plug Immersion Heaters
for Chemical Solutions

Install these heaters into threaded container openings or pipe couplings to quickly and efficiently heat liquid through direct contact. The heating element is Incoloy for excellent resistance to harsh chemicals.

Bend-and-Stay Immersion Heaters with
Through-Wall Fittings for Chemical Solutions

Form these heaters into any shape and install them through container walls with the attached bulkhead fittings.

Inline Immersion Heaters for Chemical Solutions

Also known as circulation heaters, these install directly into pipelines.

Screw-Plug Immersion Heaters for Oil and Coolant

These heaters install through threaded container openings or pipe couplings.

Hanging Immersion Heaters for Coolant

Use the attached bracket to hook these heaters on the side of drums and in bung openings.

Inline Immersion Heaters for Coolant

Also known as circulation heaters, these install directly into pipelines.

Versa-Mount Bend-and-Stay Heaters for Ducts, Ovens, and Dryers

Versa-Mount Bend-and-Stay Heaters
for Ducts, Ovens, and Dryers

Form these flexible heaters into any shape to mount them through holes and into brackets, slots, and collars. They are also called tubular heaters.

Extra Thermally Shock-Resistant Single-Closed-End SiAlON Ceramic Tubes

Extra Thermally Shock-Resistant
Single-Closed-End SiAlON Ceramic Tubes

Often used as a protective shield in thermocouples and other conditions with drastic climate changes, these SiAlON ceramic tubes won't deform, expand, or crack when repeatedly exposed to large temperature changes.