Pentair MasterTemp & Max-E-Therm Heater Thermistor 42001-0053S | Swimables SW-41-053

The Swimables Thermistor SW-41-053 is the sensor behind the temperature reading shown on your heater's control panel. When the display begins reporting abnormally high temperatures, that is a clear signal that this component has failed and needs replacement. Because the thermistor is a non-resettable part, the only remedy is a fresh unit. Compatible with most Pentair MasterTemp, Sta-Rite Max-E-Therm, and ETI 400 Natural Gas swimming...

Pentair Heater 2" Half Union Adapter Kit - PKG188Z | SW-41-188

Restore watertight heater connections with the Swimables SW-41-188 Half Union Adapter Kit, an exacting substitute for the Pentair PKG188Z. Purpose-built for MasterTemp and Sta-Rite Max-E-Therm heating units, this kit bridges 2_ slip unions to threaded or union-style ports, providing solid, drip-free plumbing joints. Produced to factory-grade tolerances from robust, pool-safe thermoplastics, it re-establishes tight pressure-rated seals and streamlines heater servicing without restricting water throughput. Key...

Pentair MasterTemp & Max-E-Therm Heater Manifold Bypass Valve 77707-0001 | Swimables SW-41-001

Keep your pool heater running at its best with the Swimables Pentair Manifold Bypass Valve SW-41-001, purpose-built for MasterTemp and Max-E-Therm heater systems. This valve serves a critical function in managing water flow through the heater, redirecting water as needed to maintain peak heating performance and energy efficiency. Constructed from premium, long-wearing materials, the SW-41-001 is engineered to handle the corrosive conditions and repeated cycling...

Pentair MasterTemp & Max-E-Therm Heater Water Pressure Switch - 42001-0060S / SW-41-060

The Pentair Water Pressure Switch, model SW-41-060, is purpose-built for use with MasterTemp and Max-E-Therm pool and spa heaters. This vital safety component continuously tracks water pressure within the heating system to ensure the unit operates within safe parameters. Constructed from dependable, long-lasting materials, the pressure switch delivers consistent performance season after season. It serves as a frontline defense against overheating and potential heater damage,...

Pentair MasterTemp & Max-E-Therm Heater Manifold O-Ring Kit 77707-0120 | Swimables SW-41-120

Protect your heater from costly leaks with the Swimables Manifold O-Ring Kit SW-41-0120, specifically made for MasterTemp and Max-E-Therm heater systems. This comprehensive kit provides every O-ring required to establish a watertight, reliable seal on the manifold assembly, keeping your heater functioning at peak efficiency. Each O-ring is manufactured from premium, heat- and chemical-resistant materials capable of enduring the harsh demands of pool and spa...

Pentair Sta-Rite Max-E-Therm Heater Display Cover by Swimables | 42001-0008S | SW-41-008

Shield your heater's control interface with the Swimables Display Cover, model SW-41-008, a resilient replacement component crafted for Sta-Rite Max-E-Therm Heaters. Engineered for effortless installation, this protective cover guards the control panel against rain, sun, debris, and other outdoor hazards while keeping the display easily readable for convenient day-to-day operation. Produced from premium-quality materials, it helps preserve the longevity of your heater by safeguarding delicate...

Heater Igniter With Gasket Kit for Pentair MasterTemp & Max-E-Therm - Swimables 77707-0054 SW-41-054

Get your pool heater firing reliably again with the Swimables Igniter With Gasket Kit SW-41-054, a complete restoration package for Pentair MasterTemp and Max-E-Therm Heaters. This kit pairs a precision-manufactured igniter with a purpose-cut gasket, delivering everything needed for a proper seal and dependable flame ignition in a single purchase. Engineered from materials rated for sustained high-temperature exposure, both components are built to deliver season...

Control Board for Pentair MasterTemp & Max-E-Therm Heaters – Swimables 42002-0007S (SW-41-000)

Take command of your pool heating with the Swimables Control Board Kit SW-41-000, an all-inclusive replacement package for Pentair MasterTemp and Sta-Rite Max-E-Therm heaters. This board provides pinpoint temperature regulation and ships with a six-button membrane keypad for intuitive settings adjustment, plus RS-485 connectivity that enables smooth integration with existing pool automation platforms. Clear installation guidance is packaged with the kit, making the swap-out process...

Pentair MasterTemp & Max-E-Therm Stack Flue Sensor — 42002-0024S | SW-41-024

The Swimables SW-41-024 stack flue sensor is a critical safety device for Pentair MasterTemp and Max-E-Therm pool and spa heaters. It continuously monitors exhaust gas temperature and triggers an automatic heater shutdown when flue gases reach 480° F (249° C), preventing dangerous overheating conditions. Engineered to cap flue gas output at a maximum of 500 degrees Fahrenheit, the sensor provides an essential thermal safeguard for...

Pentair MasterTemp & Max-E-Therm Heater Air Flow Switch 42001-0061S by Swimables | SW-41-061

The Swimables SW-41-061 Air Flow Switch is a critical safety and ignition component for Pentair MasterTemp and Max-E-Therm pool and spa heaters. This switch monitors the pressure differential across the air metering orifice to verify adequate combustion airflow before ignition can proceed. Once the blower generates sufficient air movement, the AFS closes its contacts, completing the circuit to the hot surface igniter (HSI) and initiating...

Pentair MasterTemp & Max-E-Therm 140° Automatic Gas ShutOff Switch | 42002-0025S | Swimables SW-41-025

The Swimables SW-41-025 is a 140F automatic gas shutoff switch engineered for direct integration into the electrical systems of Pentair MasterTemp and Sta-Rite Max-E-Therm pool and spa heaters. This switch functions as a thermal safety device that continuously monitors internal heater temperature. If the temperature climbs beyond 140 degrees Fahrenheit, the switch immediately cuts the gas supply, stopping combustion before the situation can escalate into...

Swimables Replacement, Hayward Universal H-Series Low NOx Heater Bezel & Keypad Assembly | FDXLBKP1930 | Swimables SW-42-909

Bring your Hayward Universal H-Series Low Nox heater's control panel back to full functionality with the Swimables SW-42-909 Bezel and Keypad Assembly. This all-in-one replacement package includes both the decorative bezel surround and the operational keypad, providing everything needed to restore a crisp, responsive user interface. Whether your current assembly has faded buttons, a cracked bezel, or unresponsive controls, this unit replaces it entirely with...

Swimables Replacement Fuse Service Kit for Hayward Universal H-Series & HDF Pool Heaters | Swimables FDXLFSK1930 | SW-42-015

Protect the electrical integrity of your Universal H-Series or HDF heater with the Swimables Fuse Service Kit SW-42-015. This carefully assembled kit contains premium, long-lasting fuses that defend your heater's internal electrical circuitry from dangerous overloads. Straightforward to swap in, the SW-42-015 serves as a vital safeguard against costly component damage while helping your heating system perform at its best for years to come. Whether...

Raypak Low NOx Heater Pressure Switch Replacement | 006737F | SW-43-737 by Swimables

Safeguard your pool heater with the Swimables Pressure Switch SW-43-737, a critical safety component built for Raypak Low Nox heater models. This switch continuously tracks the water pressure flowing through the heater and triggers an automatic shutdown whenever pressure readings move outside the safe operating window. That automatic cutoff protects both the heat exchanger from damage and swimmers from hazardous conditions. Fabricated from heavy-duty materials...

Jandy JXI Heater Drain Cap Assembly With O-Ring | Swimables R0523000 | SW-28-523

Keep your JXI Heater properly maintained with the Swimables Drain Cap Assembly, model SW-28-523. This assembly delivers a trustworthy method for removing water from your heater unit, forming a snug, drip-free seal that simplifies routine maintenance and protects your equipment from water-related harm. Crafted from rugged, premium-grade materials, the SW-28-523 installs without hassle and ensures reliable water management, a critical factor in preserving the peak...

Raypak Low NOx Heater Digital Electronic Sensor Adapter by Swimables | 006714F | SW-43-714

Achieve pinpoint temperature accuracy with the Swimables Digital Electronic Sensor Adapter, model SW-43-714, purpose-built for Low NOx heaters. This adapter connects effortlessly to your current digital electronic sensor setup, delivering dependable temperature data that keeps your heater running at its best. By incorporating the SW-43-714 into your system, you gain improved operational consistency and greater energy efficiency from your Low NOx heaters, all while supporting...

Raypak Heater Unitherm Governor by Swimables — 006719F | SW-43-719

Maintain rock-steady water temperatures with the Swimables SW-43-719 Unitherm Governor, a critical temperature-regulation component for Raypak pool and spa heaters. This governor continuously monitors heat output and makes real-time adjustments, preventing temperature swings that waste energy and stress internal parts. Whether you are replacing a worn governor during routine service or upgrading your heater's control system, the SW-43-719 delivers the accuracy and durability needed to...

Control Bezel Cover for Raypak Pool Heater – Swimables 009487F (SW-43-487)

Guard your Raypak heater's control interface with the Swimables Control Bezel Cover SW-43-487, a purpose-designed protective panel that shields sensitive electronics from dust, moisture, and outdoor exposure. Its precision-trimmed profile snaps into place over the control panel for a flush, factory-quality appearance, while the sturdy construction forms a lasting barrier against the elements. Whether you are outfitting a newly installed heater or swapping out a...

Swimables Replacement Hayward H-Series Heater Thermistor Replacement IDXLTER1930 | Swimables SW-42-930

Accurate water temperature readings are the foundation of safe, efficient heater operation, and the Swimables Thermistor SW-42-930 delivers exactly that for Hayward H-Series pool heaters. Built to serve the Low NOx Induced Draft and ED2 model lines, this sensor continuously feeds precise temperature data to the control system, keeping your heater within its proper operating range. When your control panel starts showing erratic or unusually...

Swimables Replacement Heater Ignitor for Hayward H-Series Above Ground - Swimables IDXIGN1930 SW-42-020

Bring your Hayward H-Series above-ground pool heater back to life with the Swimables Ignitor SW-42-020. This vital component is responsible for sparking the gas-air mixture inside the burner chamber, initiating the heating cycle that warms your pool water. Manufactured from materials selected for their ability to endure repeated exposure to extreme heat, this ignitor delivers dependable starts time after time. Replacing a failing ignitor promptly...