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

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    $ 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...

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    $ 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...

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    $ 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...

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    $ 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...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    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 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 ...

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    $ 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 ...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model No: BPV-18023-22, 18000W @ 208V 22" Immersion Length Boiler Pressure Vessel / Vulcan Boiler Equivalent Replacement Elements With 3-1/8" SQ. Flange
    Call for Availability

    Model No: BPV-18023-22, 18000W @ 208V 22" 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-1362-023 Therm Coil Model No: BPV-18023-22 Our BPV model series are replacement elements used in various boiler pressu...

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    $ 0.00 - $ 0.00
    $ 0.00
    $ 0.00 - $ 0.00
    $ 0.00
    Call for Availability
  • Model CES-20043: 20kW, 240V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-20043: 20kW, 240V, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-014A      Therm Coil Model No.: CES-20043 NOTE: Please call us at 724-872-5007 for a quote on lead time and to ...

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    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • Model CES-20023: 20kW, 208V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-20023: 20kW, 208V, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-013A      Therm Coil Model No.: CES-20023 NOTE: Please call us at 724-872-5007 for a quote on lead time and to ...

    View full details
    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • Model CES-18043: 18kW, 240V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-18043: 17kW, 240V, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-009A      Therm Coil Model No.: CES-18043 NOTE: Please call us at 724-872-5007 for a quote on lead time and to ...

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    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • Model CES-18033: 18kW, 346V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-18033: 18kW, 346V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element

    $ 675.30
    $ 675.30 - $ 675.30
    $ 675.30
    $ 574.01
    $ 574.01 - $ 574.01
    $ 574.01
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-005A      Therm Coil Model No.: CES-18033 NOTE: This is a specialty heater that replaces the 346V 17kW OEM unit...

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    $ 675.30
    $ 675.30 - $ 675.30
    $ 675.30
    $ 574.01
    $ 574.01 - $ 574.01
    $ 574.01
    Call for Availability
  • Model CES-12053: 12kW, 480V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-12053: 12kW, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-002A      Therm Coil Model No.: CES-12053 NOTE: Please call us at 724-872-5007 for a quote on lead time and to ...

    View full details
    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • Model CES-18023: 18kW, 208V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-18023: 17kW, 208V, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-010A      Therm Coil Model No.: CES-18023 NOTE: Please call us at 724-872-5007 for a quote on lead time and to ...

    View full details
    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • Model CES-12023: 12kW, 208V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-12023: 12kW, 208V, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-011A      Therm Coil Model No.: CES-12023 Product Description 12 kW @ 208 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
    Call for Availability
  • Model CES-12043: 12kW, 240V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-12043: 12kW, 240V, 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
    Call for Availability

    Therm Coil Drawing No.: 378F-1500-012A      Therm Coil Model No.: CES-12043 NOTE: Please call us at 724-872-5007 for a quote on lead time and to ...

    View full details
    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • Model CES-12033: 12kW, 346V, 4-1/2" Square Flange Incoloy Alloy Boiler Replacement Element
    Call for Availability

    Model CES-12033: 12kW, 346V, 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
    Call for Availability

    herm Coil Drawing No.: 378F-1500-003A      Therm Coil Model No.: CES-12033 NOTE: This is a specialty heater that replaces both the 346V and 380V ...

    View full details
    $ 751.00
    $ 751.00 - $ 751.00
    $ 751.00
    $ 600.80
    $ 600.80 - $ 600.80
    $ 600.80
    Call for Availability
  • 378F-1455-038A: Sussman / Mr. Steam 391203C, 39203CSS Equivalent
    Call for Availability

    20KW, 240V, 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
    Call for Availability

    Please Call For Lead Time Quote: 1-724-872-5007 Therm Coil No.: 378F-1455-038A Product Description 20KW @ 240V With 10-1/8" Immersion Length and ...

    View full details
    $ 598.00
    $ 598.00 - $ 598.00
    $ 598.00
    $ 508.30
    $ 508.30 - $ 508.30
    $ 508.30
    Call for Availability

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