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Orders placed after 12/16/24 may not arrive before Christmas.
Orders placed after 12/16/24 may not arrive before Christmas.

Boiler Replacement Elements

We carry a wide variety of boiler replacement elements used in equipment such as steam generators, electric boilers, pressure vessels, and sterilizers, including:

  • 2-1/2" Square Flange
  • 3" Square Flange
  • 4-1/2" Square Flange
  • 6" Diameter Round Flange (aka 2" NPS)

If you don't see what you're looking for, please call us at 1-724-872-5007 or e-mail us at rheinhold@thermcoil.com.

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  • 378F-1455-020: Sussman / Mr. Steam 39183F, 39183FSS Equivalent
    Save 15% Save %

    18KW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    10+ in stock

    Therm Coil No.: 378F-1455-020 Product Description 18KW @ 480V With 10-1/8" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replaceme...

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    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    Save 15% Save %
  • 378F-1455-045: Sussman / Mr. Steam 39183B, 39183BSS Equivalent
    Save 15% Save %

    18KW, 208V, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    3+ in stock

    Therm Coil No.: 378F-1455-045 Product Description 18KW @ 208V With 10-1/8" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replacemen...

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    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    Save 15% Save %
  • 378F-1455-025A: Sussman / Mr. Steam 39223F, 39223FSS Equivalent
    Save 15% Save %

    22.5KW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 630.50
    $ 630.50 - $ 630.50
    $ 630.50
    $ 535.93
    $ 535.93 - $ 535.93
    $ 535.93
    Low Stock

    Therm Coil No.: 378F-1455-025A Product Description 22.5KW @ 480V With 15" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replaceme...

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    $ 630.50
    $ 630.50 - $ 630.50
    $ 630.50
    $ 535.93
    $ 535.93 - $ 535.93
    $ 535.93
    Save 15% Save %
  • 378F-1455-016: Sussman / Mr. Steam 39183C, 39183CSS Equivalent
    Save 15% Save %

    18KW, 240V, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 555.00
    $ 555.00 - $ 555.00
    $ 555.00
    $ 471.75
    $ 471.75 - $ 471.75
    $ 471.75
    33+ in stock

    Therm Coil No.: 378F-1455-016 Product Description 18KW @ 240V With 10-1/8" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replaceme...

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    $ 555.00
    $ 555.00 - $ 555.00
    $ 555.00
    $ 471.75
    $ 471.75 - $ 471.75
    $ 471.75
    Save 15% Save %
  • CR3-12043 - Cleveland Range FK08166 Steamer Element 12KW 230/240V 3PH

    CR3-12043 - Cleveland Range FK08166 Steamer Element 12KW 230/240V 3PH

    $ 150.00 - $ 150.00
    $ 150.00
    $ 150.00 - $ 150.00
    $ 150.00
    57+ in stock

    Therm Coil Drawing No. 378F-1213-002          Therm Coil Model No. CR3-12043 12 KW (12,000 Watt), 230/240 V, 3-Phase, 17-1/2" Immersion Length, 3" ...

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    $ 150.00 - $ 150.00
    $ 150.00
    $ 150.00 - $ 150.00
    $ 150.00
  • 378F-1455-039: Sussman / Mr. Steam 391203F, 39203FSS Equivalent
    Save 15% Save %

    20KW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    2+ in stock

    Therm Coil No.: 378F-1455-039 Product Description 20KW @ 480V With 10-1/8" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replacemen...

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    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    Save 15% Save %
  • 378F-1455-009: Sussman / Mr. Steam 39123F, 39123FS Equivalent
    Save 15% Save %

    12KW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 555.00
    $ 555.00 - $ 555.00
    $ 555.00
    $ 471.75
    $ 471.75 - $ 471.75
    $ 471.75
    6+ in stock

    Therm Coil No.: 378F-1455-009 Product Description 12KW @ 480V With 10-1/8" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replaceme...

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    $ 555.00
    $ 555.00 - $ 555.00
    $ 555.00
    $ 471.75
    $ 471.75 - $ 471.75
    $ 471.75
    Save 15% Save %
  • Model CES-18053: 18kW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Save 20% Save %

    Model CES-18053: 17kW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element

    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    9+ in stock

    Therm Coil Drawing No.: 378F-1500-008A      Therm Coil Model No.: CES-18053 Product Description 17 kW @ 480 V With 10-3/8" Immersion Length (C) ...

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    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Save 20% Save %
  • CR3-12023 - Cleveland Range FK08165 Steamer Element 12KW 208/220V 3PH
    Save 15% Save %

    CR3-12023 - Cleveland Range FK08165 Steamer Element 12KW 208/220V 3PH

    $ 406.00
    $ 406.00 - $ 406.00
    $ 406.00
    $ 345.10
    $ 345.10 - $ 345.10
    $ 345.10
    4+ in stock

    Therm Coil Drawing No. 378F-1213-014          Therm Coil Model No. CR3-12023 12 KW (12,000 Watt), 208/220 V, 3-Phase, 17-1/2" Immersion Length, 3"...

    View full details
    $ 406.00
    $ 406.00 - $ 406.00
    $ 406.00
    $ 345.10
    $ 345.10 - $ 345.10
    $ 345.10
    Save 15% Save %
  • 24KW, 240V, 15" Immersion, 4-1/2" Square Flange Incoloy Alloy Boiler Element
    Save 15% Save %

    24KW, 240V 3-PH, 15" Immersion, 4-1/2" Square Flange Incoloy Alloy Boiler Element

    $ 630.50
    $ 630.50 - $ 630.50
    $ 630.50
    $ 535.93
    $ 535.93 - $ 535.93
    $ 535.93
    3+ in stock

    Therm Coil No.: 378F-1455-053 Product Description 24kW @ 240V With 15" Immersion Length and 4-1/2" SQ. Steel Flange. Application: Replacement e...

    View full details
    $ 630.50
    $ 630.50 - $ 630.50
    $ 630.50
    $ 535.93
    $ 535.93 - $ 535.93
    $ 535.93
    Save 15% Save %
  • Model PFA-ES-30053-2: Electro-Steam ES-30480-037 Equivalent 30kW @ 480V, 6" DIA. Round Flange (2" NPS) 36" Immersion Element
    Call for Availability

    Model PFA-ES-30053-2: Electro-Steam ES-30480-037 Equivalent 30kW @ 480V, 6" DIA. Round Flange (2" NPS) 36" Immersion Element

    $ 815.00
    $ 815.00 - $ 815.00
    $ 815.00
    $ 652.00
    $ 652.00 - $ 652.00
    $ 652.00
    Call for Availability

    Therm Coil Drawing No.: 378J-1004-037          Therm Coil Model No. PFA-ES-30053-2 Description   Used Within Steam Generators and Sterilizers....

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    $ 815.00
    $ 815.00 - $ 815.00
    $ 815.00
    $ 652.00
    $ 652.00 - $ 652.00
    $ 652.00
    Call for Availability
  • Model No: BPV-9053, 9000W @ 480V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-9053, 9000W @ 480V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-015 Therm Coil Model No: BPV-9053 Our BPV model series are replacement elements used in various boiler pressure v...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-9043, 9000W @ 240V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-9043, 9000W @ 240V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-014 Therm Coil Model No: BPV-9043 Our BPV model series are replacement elements used in various boiler pressure v...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-9023, 9000W @ 208V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-9023, 9000W @ 208V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-013 Therm Coil Model No: BPV-9023 Our BPV model series are replacement elements used in various boiler pressure v...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-9023-21, 9000W @ 208V 21" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-9023-21, 9000W @ 208V 21" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-021 Therm Coil Model No: BPV-9023-21 Our BPV model series are replacement elements used in various boiler pressur...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-4553, 4500W @ 480V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-4553, 4500W @ 480V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-012 Therm Coil Model No: BPV-4553 Our BPV model series are replacement elements used in various boiler pressure v...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-4543-21, 4500W @ 240V 21" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-4543-21, 4500W @ 240V 21" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-020 Therm Coil Model No: BPV-4523-21 Our BPV model series are replacement elements used in various boiler pressur...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-18053-23, 18000W @ 480V 23" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-18053-23, 18000W @ 480V 23" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-022 Therm Coil Model No: BPV-18053-23 Our BPV model series are replacement elements used in various boiler pressu...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-4523-21, 4500W @ 208V 21" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-4523-21, 4500W @ 208V 21" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-019 Therm Coil Model No: BPV-4523-21 Our BPV model series are replacement elements used in various boiler pressur...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-4523, 4500W @ 208V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-4523, 4500W @ 208V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-010 Therm Coil Model No: BPV-4523 Our BPV model series are replacement elements used in various boiler pressure v...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-4543, 4500W @ 240V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-4543, 4500W @ 240V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-011 Therm Coil Model No: BPV-4543 Our BPV model series are replacement elements used in various boiler pressure v...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-18023, 18000W @ 208V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Save 15% Save %

    Model No: BPV-18023, 18000W @ 208V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 470.00
    $ 470.00 - $ 470.00
    $ 470.00
    $ 399.50
    $ 399.50 - $ 399.50
    $ 399.50
    2+ in stock

    Therm Coil Drawing No.: 378F-1362-016 Therm Coil Model No: BPV-18023 Our BPV model series are replacement elements used in various boiler pressure ...

    View full details
    $ 470.00
    $ 470.00 - $ 470.00
    $ 470.00
    $ 399.50
    $ 399.50 - $ 399.50
    $ 399.50
    Save 15% Save %
  • Model No: BPV-18053, 18000W @ 480V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange Media 1 of 1
    Call for Availability

    Model No: BPV-18053, 18000W @ 480V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-018 Therm Coil Model No: BPV-18053 Our BPV model series are replacement elements used in various boiler pressure ...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-18043, 18000W @ 240V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-18043, 18000W @ 240V 25" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange

    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

    Therm Coil Drawing No.: 378F-1362-017 Therm Coil Model No: BPV-18043 Our BPV model series are replacement elements used in various boiler pressure ...

    View full details
    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability

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