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The 7 best pool heater replacement parts of 2025

The 7 best pool heater replacement parts of 2025

Updated: May, 09 2025

Antonio Smitham
Antonio Smitham

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In this May 2025 review, we explore the 7 best pool heater replacement parts options available. Our expert analysis, led by Antonio Smitham, ensures you find the perfect fit.

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The 7 best pool heater replacement parts of 2025

best pool heater replacement parts

2" Half Union Adapter Replaces Pentair PKG188 Half Union Adapter, Fits Pentair Sta-Rite Heater and Salt Water Chlorinator Cell, Pool & Spa Replacement Parts, 2 Pack
2" Half Union Adapter Replaces Pentair PKG188 Half Union Adapter, Fits Pentair Sta-Rite Heater and Salt Water Chlorinator Cell, Pool & Spa Replacement Parts, 2 Pack

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  • 【2" Half Union Adapter】The half unions are compatible with the Pentair 400 mastertemp parts, Pentair mastertemp 250 heater, sta rite pool heater and the following part numbers: 460732, 460734, 460736, SR200NA SR333NA, SR400NA

  • 【Wide Compatibility】The 2 inch pool pump union replacement is compatible with Pentair Max-E-Therm, MasterTemp, Max-E-Pro pumps, Dyna-Pro pumps, Dyna-Glas/Dyna-Max series

  • 【Compatible Models】Replacement for Penair Pool Pump Parts. PKG188 half union adapters fit Pentair Sta-Rite System 3 Modular Media SM-Series pool and spa inground filters models S7M120, S7M400, S8M150, S8M500. Also fits Pentair Sta-Rite System 2 Modular D.E. PLDE-Series pool and spa inground filter model LDE36, PLDE70

  • 【High Quality Materials】These pool pump couplers are made of high-quality PVC and hard plastic, which is built to last and can withstand high pressure and extreme temperatures, ensuring long-lasting performance and durability. Help restore your swimming pool or spa system to optimal and effective performance

  • 【Easy to Install】Remove the existing set of unions by cutting them out safely using a PVC cutter. Thread in a new coupling connector onto the manifold of the heater and glue the PVC pipe back onto the union. The spa pump union replacement kit includes 2 x adapter, 2 x nut, 2 x o-ring

SPX3200UNKIT Union Connector Replacement Kit for Hayward Tristar, Northstar, EcoStar Pumps, SwimClear Cartridge Filter & Universal H-Series Low Nox Heater, for Hayward Pool Heater Parts - 2 Pack
SPX3200UNKIT Union Connector Replacement Kit for Hayward Tristar, Northstar, EcoStar Pumps, SwimClear Cartridge Filter & Universal H-Series Low Nox Heater, for Hayward Pool Heater Parts - 2 Pack

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  • 【Union Connector Replacement Kit】: 2 Union Connector Kits replacement for Hayward Part Number SPX3200UNKIT.Our replacement connector kits can restore your pool or spa system to peak performance and efficiency, easy to install and cost-effective.

  • 【Fit for Models】: Compatible with Hayward TriStar SP3200VSP series pumps.Including models: SP3202VSP, SP3200VSPND, SP3202VSPND, SP3206VSP, SP3206VSPVR, SP3200EE, SP3200X, SP3400VSPVR, SP3600.

  • 【Compatible with Models】: Pump connector Compatible with Hayward Northstar SPX4000 and SP4000X Series Pumps (models from 2008 and later only), including Models: SP4005(NS), SP4007(NS), SP4010(NS), SP4015(NS), SP4020(NS), SP4030(NS), SP4007X10(NS), SP4010X15(NS)/2(NS), SP4015X20(NS)/2(NS), SP4020X25(NS)/2(NS), SP4025X30(NS).

  • 【Compatible with Models】: Compatible with select Hayward EcoStar Pump and SwimClear Cartridge Filters. Including models: C2030, C3030, C4030, C5030, C7030. Also compatible with select Hayward Universal H-Series Low Nox Heaters.

  • 【Good Service】Please rest assured to buy, any questions can feel free to contact us, we will reply within 24 hours, to provide you with good after-sales service

Pool Heater Repair Kit 42002-0024S 42001-0063S 42001-0053S Heater Thermistor 42001-0060S 42002-0025S Replacement for Pentair Sta Rite MasterTemp &Max-E-Thermistors Pool Spa Hearter Repair Kit
Pool Heater Repair Kit 42002-0024S 42001-0063S 42001-0053S Heater Thermistor 42001-0060S 42002-0025S Replacement for Pentair Sta Rite MasterTemp &Max-E-Thermistors Pool Spa Hearter Repair Kit

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  • 【Compatible With】The pool heater repair kit compatible with Pentair Sta-Rite, MasterTemp, Sta Rite Max-E-Therm pool and spa heaters electrical systems. It's pool water heater 400 replacement parts/sensor kit

  • 【Replacement OE No.】This Stack Flue Sensor OE part number:42002-0024S, 42001-0063S, 42001-0053S, 42001-0060S, 42002-0025S, PLEASE MAKE SURE OF THE COMPATIBLE POOL AND SPA HEATERS ELECTRICAL SYSTEMS BEFORE ORDERING, THANKS

  • 【Product Advantages】Gas Shutoff Switch (42002-0025S) designed to detect when water temperature exceeds 140F and automatically open heat exchanger outlet; 42001-0053S, thermistors are lightweight, and have low thermal inertia. Good reliability and stability. It made from upgrade materials, work stabily at various temperatures . It can control comfortable pool; High Limit Switch (42001-0063S) sensor detects when water temperature exceeds safe level and automatically opens heat exchanger outlet

  • 【Product Feature】42002-0024S, the stack flue sensor prevents the flue gas output from exceeding 500 degrees F, operating temperature from -20℃ to 105℃, and fix typical error codes E-02, E-05 and E-05; 42001-0063S, when water temperature exceeds safe level, it can open heat exchanger outlet automatically; 42001-0053S, monitor the temperature in the vicinity of the heating element and adjust the heating power through the control system to maintain the set temperature

  • 【Customer's Approval】 Choosing the ZAIGANMA pool heater repair kit is a really good idea when you need a sturdy and new one. Strict quality control of products before they leave the factory is a necessary operation in our store. If you have some question about product, you can write e-mails to us

009487F Pool Heater Cover Control Bezel Compatible with Raypak Models RP2100, R185B, R265B Pool heaters, 206-407 Pool Heater Replacement Parts, Black
009487F Pool Heater Cover Control Bezel Compatible with Raypak Models RP2100, R185B, R265B Pool heaters, 206-407 Pool Heater Replacement Parts, Black

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  • 【Compatbility】009487F Pool heater cover control bezel compatible with Raypak 406A, 336A, 266A, 206A, RP2100, R185B, R265B, R335B, R405B Digital Pool Heaters.

  • 【High Quality】The pool heater cover is made from the highest quality ABS plastic, withstand high temperatures and pressures, reliable performance and longevity.

  • 【Function】The Bezel Cover also has two clips that secure it in a closed position. The 009487F pool heater cover control bezel length about 8.26 inchs, wideth about 5.35 inchs.

  • 【Easy Installation】The control bezel plate is easy to install, just remove the old control bezel cover and replace it with a new control bezel cover and the heater will work properly. Use our brand new 009487F pool heater cover control bezel, can Protect your 009492F/013492F pool & spa heater touchpad from being broken.

  • 【After Sales Service】Every product is rigorously tested to ensure that every product our customers receive is in ideal condition. If you have questions about the use, quality, and anywhere else of the 009487F pool heater cover control bezel, feel free to email us and we will reply within 24 hours.

IDXL2DB1930 Display Board, Replacement for Hayward Heater IDXL2DB1930 Display Board Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP H250IDL2 H350IDL2 H400IDL2 & Universal H-Series
IDXL2DB1930 Display Board, Replacement for Hayward Heater IDXL2DB1930 Display Board Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP H250IDL2 H350IDL2 H400IDL2 & Universal H-Series

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  • 【Compatibility】Hayward Display board fit for Hayward low Nox induced draft heater models W3H150FDN, W3H150FDP, W3H200FDN, W3H200FDP, W3H250FDN, W3H250FDP, W3H400FDN, W3H400FDP, H400FDNASME, H250FDNASME, H400FDPASME, H250FDPASME, H250FDN, H350FDN, H400FDN, H250FDP, H350FDP, H400FDP, H150FDN, H200FDN, H300FDN, H150FDP, H200FDP, H300FDP, H500FDP, H500FDN, H500FDNASME, and H500FDPASME.

  • 【Simple Installation】The key to fixing the low Nox induced draft heater model is to be sure power and gas are turned off. Then you need to know where wires are attached, undo old wires, then replace board and hook wires back to board. Videos on YouTube will be helpful.

  • 【Wear Resistance】With upgraded materials and special processing technology, the display board replacement has good corrosion resistance to salt water and chemicals to ensure longer service life.

  • 【Improved Heating Efficiency】The pool heating circuit board can heat your swimming pool faster after our optimized processing, so that you can spend less time waiting and can enjoy your pleasant time quickly.

  • KEYPAD REPLACEMENT: Replacement for your Hayward pool heater control panel keypad membrane that is sun damaged or malfunctioning. This keypad membrane is durable and has excellent contact. Replacement can make your heater system work again and look new.

Pool Heater Repair Kit Includes Stack Flue Sensor, Thermistor & Switch for Pentair MasterTemp & Max-E-Therm Pool Heaters Replace# 42002-0024S, 42001-0053S, 42001-0060S, 42002-0025S, 42001-0063S
Pool Heater Repair Kit Includes Stack Flue Sensor, Thermistor & Switch for Pentair MasterTemp & Max-E-Therm Pool Heaters Replace# 42002-0024S, 42001-0053S, 42001-0060S, 42002-0025S, 42001-0063S

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  • 【Compatibility】Pool Heater Repair Kit Compatible with Pentair Master Temp & Max E Therm Pool Heaters

  • 【Replace Part Number】42002-0024S Stack Flue Sensor Replacement, 42001-0053S Thermistor Sensor Replacement, 42001-0060S (3902) Pressure Switch Replacement, 42002-0025S Gas Shutoff Switch 140°F Replacement, 42001-0063S High Limit Switch 135°F Replacement

  • 【High Quality】Made of high quality materials, high reliability and durability, providing the perfect heating experience for your pool or spa.

  • 【Easy Installation】Includes all accessories for installation. Watching the video on YouTube will help you to complete the installation faster

  • 【Perfect Service】Friendly return policy and customer service. If you have any questions, please contact us by email, we will reply you within 24 hour.

Raypak 017960F Protek Shield Assembly
Raypak 017960F Protek Shield Assembly

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  • Excellent for use in chlorinated and saltwater pools

  • Engineered to take the brunt of the corrosion that naturally occurs over time

  • Utilizes a breakthrough patent-pending technology

  • Compact design

  • Easy to replace, saving you time and money

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68 ratings

Antonio Smitham
Antonio Smitham

contributing writer

I'm passionate about making the world a better place. With over a decade of experience working in a number of industries, I've been fortunate enough to meet people who care about the world, and whose actions make a difference. Whether it's volunteering with organizations that create environmental changes, or working with companies that are committed to making ethical decisions, I'm motivated to be a part of the change. Contributing Writer.

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