Heater Assemblies, Flow Thru

Heater Assemblies, Flow Thru

Shop complete flow-thru hot tub and spa heater assemblies ready for direct installation. Our heater assemblies include the element, housing, and all necessary fittings, simplifying the replacement process. Compatible with most major spa control systems and plumbing configurations. We offer competitive international shipping rates to buyers worldwide.

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  • Cal Spa Complete Heater 5.5kw Retrofit  XL Heat Exchanger Upgrade Video How To Example of original heat exchanger. This item is a perfect replacement.

    Cal Spa 5.5kW Complete Heater Assembly - XL Heat Exchanger Retrofit Replacement with Replaceable Element

    HTPOFAmerica

    MSRP: $269.99
    $229.99
    This complete heater assembly delivers 5.5KW heating power and includes the tube, element, metal enclosure, and connection wiring. Engineered specifically for Cal Spa hot tubs as a superior alternative to the XL Heat Exchanger system. The unit...
    MSRP: $269.99
    $229.99
    Qty in Cart: 0
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    MSRP: $269.99
    $229.99
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  • Balboa Spa Hot Tub Complete Heater 5.5kw with M7 Sensors , Gaskets & Split Nuts Balboa Spa Hot Tub Complete Heater 5.5kw with M7 Sensors , Gaskets & Split Nuts

    Complete 5.5kW Hot Tub Heater Assembly - Balboa Compatible with Dual M7 Sensors, Gaskets & Split Nuts

    HTPOFAmerica

    MSRP: $379.43
    $179.99
    This 5.5kW Complete Heater Assembly comes ready to install with everything included: heating element, tube, dual M7 sensors positioned at both ends, split nuts, and gaskets. Engineered for Balboa spa control systems, this full assembly delivers reliable...
    MSRP: $379.43
    $179.99
    Qty in Cart: 0
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    MSRP: $379.43
    $179.99
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  • Gecko Spa Hot Tub S-Class Heater 4.0kw Soldered Tab Style with Gasket SSPA How To Video Gecko Spa Hot Tub S-Class Heater 4.0kw Soldered Tab Style with Gasket SSPA How To Video

    Gecko SSPA S-Class 4.0kW Complete Heater Assembly - Soldered Tab Configuration with Gasket Kit

    HTPOFAmerica

    MSRP: $259.99
    $189.99
    This is a Full 4.0KW Heater Assembly designed for Gecko SSPA and Spa Builders Pack systems. The complete assembly comes with the heating tube, element, pressure switch, split nuts, and all necessary gaskets. IMPORTANT COMPATIBILITY NOTE: This unit...
    MSRP: $259.99
    $189.99
    Qty in Cart: 0
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    MSRP: $259.99
    $189.99
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  • Gecko Spa Hot Tub S-Class Heater 5.5kw Soldered Tab Style with Gasket SSPA How To Video Gecko Spa Hot Tub S-Class Heater 5.5kw Soldered Tab Style with Gasket SSPA How To Video

    Gecko SSPA 5.5kw Complete Heater Assembly with Soldered Tabs, Pressure Switch & Gasket

    HTPOFAmerica

    MSRP: $259.99
    $189.99
    This is a Full 5.5KW Heater Assembly designed for Gecko SSPA and Spa Builders Pack systems. Your purchase includes the complete heating unit: Tube, Element, Pressure Switch, Split Nuts, and Gaskets for a ready-to-install solution.IMPORTANT COMPATIBILITY...
    MSRP: $259.99
    $189.99
    Qty in Cart: 0
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    MSRP: $259.99
    $189.99
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  • Flow-Through Heater Assembly for Cal Spas 1990-1992 | 5.5kW 230V | 15-3/4" x 1-1/2" Stainless Steel Generic

    Flow-Through Heater Assembly for Cal Spas 1990-1992 | 5.5kW 230V | 15-3/4" x 1-1/2" Stainless Steel Generic

    Therm Products

    MSRP: $204.97
    $159.42
    Compatible with Cal Spas 1990-1992 ModelsGeneric stainless steel flow-through heater assembly featuring 1-1/2" x 15-3/4" manifold configuration. Complete unit includes 5.5kW/240v heating element and split nuts with tailpieces. Design does not include...
    MSRP: $204.97
    $159.42
    Qty in Cart: 0
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    MSRP: $204.97
    $159.42
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  • Heater, L Shape, Arctic, Replacement, 12" x 2", 230v, 5.5kW, Generic Heater, L Shape, Arctic, Replacement, 12" x 2", 230v, 5.5kW, Generic

    Arctic Spas 5.5kW 230v L-Shaped Flow Thru Heater 12" x 2" Aftermarket Replacement

    HTPOFAmerica

    MSRP: $330.20
    $249.99
    Aftermarket Flow Thru Heater for Arctic SpasThis stainless steel L-shaped flow through heater assembly features a 5.5kW/230v incoloy heating element designed as an aftermarket replacement for Arctic Spas hot tubs. Complete package includes heater gaskets...
    MSRP: $330.20
    $249.99
    Qty in Cart: 0
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    MSRP: $330.20
    $249.99
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  • Heater, Flo Thru, Balboa LE, Value, M7, 15" x 2", 230v or 115v , 5.5kW, with Sensor Heater, Flo Thru, Balboa LE, Value, M7, 15" x 2", 230v or 115v , 5.5kW, with Sensor

    Balboa M7 Flow Through Heater Assembly 5.5kW 15x2 Inch 115v/230v with Sensor - LE & Value Systems

    HTPOFAmerica

    MSRP: $279.99
    $179.99
    Complete stainless steel flow-through heater assembly designed for Balboa Water Group control systems. This dual-voltage unit operates at 5.5kW/1.375kW on 115v or 230v power. The housing features a 2-inch inside diameter with an overall tube length of 15...
    MSRP: $279.99
    $179.99
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    MSRP: $279.99
    $179.99
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  • Heater, Heat Exchanger,Leisure Bay ,17-1/2" x 3", 230v,4.0kW, Some Call it 2 1/2" Heater, Heat Exchanger,Leisure Bay ,17-1/2" x 3", 230v,4.0kW, Some Call it 2 1/2"

    Leisure Bay Heat Exchanger 17-1/2" x 3" 230v 4.0kW Stainless Steel Heater Assembly (Also Known as 2-1/2")

    HTPOFAmerica

    MSRP: $399.99
    $339.99
    Genuine replacement heat exchanger designed exclusively for Leisure Bay spa systems. This stainless steel heating assembly measures 17-1/2" x 3" and operates at 4.0kW/230v, delivering reliable performance for your hot tub.This heat exchanger features a...
    MSRP: $399.99
    $339.99
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    MSRP: $399.99
    $339.99
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  • Balboa Flow-Through Spa Heater 4.0kW 230v 2" x 15" Stainless Steel Assembly Without Pressure Switch Balboa Flow-Through Spa Heater 4.0kW 230v 2" x 15" Stainless Steel Assembly Without Pressure Switch

    Balboa Flow-Through Spa Heater 4.0kW 230v 2" x 15" Stainless Steel Assembly Without Pressure Switch

    Balboa Water Group

    MSRP: $299.83
    $233.20
    Balboa Instruments Replacement Heating ElementDurable stainless steel flow-through heater assembly featuring a 2" x 15" manifold design. Operates at 230 volts with 4.0kW power output. Includes 1/8" npt tap for pressure switch connection. Tailpieces sold...
    MSRP: $299.83
    $233.20
    Qty in Cart: 0
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    MSRP: $299.83
    $233.20
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  • Heater, FloThru, Universal Fit, 15" x 2", 230v, 4.0kW Heater, FloThru, Universal Fit, 15" x 2", 230v, 4.0kW

    Universal Flow-Through Spa Heater 4.0kW 230v - 15" x 2" - Replacement for Multiple Models

    HTPOFAmerica

    MSRP: $210.99
    $164.99
    Universal Flow-Through Spa Heater - 4.0kW, 230v, 15" x 2" ConfigurationThis 4.0kW flow-through heating element is engineered as a universal replacement solution for spa and hot tub systems. Measuring 15 inches in length with 2-inch diameter connections,...
    MSRP: $210.99
    $164.99
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    MSRP: $210.99
    $164.99
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  • Htr,FloThru,CalSpa Repl, 15" x 2",230v,5.5kW,w/o Box,Generic

    Htr,FloThru,CalSpa Repl, 15" x 2",230v,5.5kW,w/o Box,Generic

    Therm Products

    MSRP: $225.74
    $175.58
    Aftermarket Replacement for Cal Spa XL Exchanger This heater assembly is not an exchanger but an in-line flow thru replacement. This heater assembly is designed as a drop-in replacement. 2" x 15"s/s housing with 2" slip tailpieces
    MSRP: $225.74
    $175.58
    Qty in Cart: 0
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    MSRP: $225.74
    $175.58
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