Key features

• •Fit for Your Pool Heater System: This 42002-0024S Stack Flue Sensor & 42001-0053S Thermistor & 42001-0063S High Limit Switch & 42001-0060S Water Pressure Switch & 42002-0025S 140F Gas Shutoff Switch replacement kit are designed for Pentair Mastertemp Max-E-Therm pool heater repair kit. Ensure seamless compatibility with your existing setup, restoring optimal performance to your swimming pool or spa heater
• •Built for Pool Life: Pool environments are tough on parts—chlorine, humidity, heat. That's why we use stainless steel sensors (10x more corrosion-resistant than plastic) and brass switches (for superior heat conductivity). These parts aren't "good enough"—they're tested to outlast even saltwater pools, so your heater stays reliable season after season
• •Effortless Installation: Say goodbye to complex repairs! This pool heater repair kit requires no tools or technical expertise. Simply unplug the old parts, attach the new ones using the included connectors, and power up your heater. For added convenience, watch YouTube installation video (search "Pool Heater Repair Kit Pentair MasterTemp") for visual guidance. Spend less time troubleshooting and more time enjoying your pool
• •Complete 5-Piece Kit Included: Each order includes 1x 42001-0063S High Limit Switch, 1x 42001-0053S Heater Thermistor, 1x 42002-0024S Stack Flue Sensor, 1x 42001-0060S Water Pressure Switch, 1x 42002-0025S 140F Gas Shutoff Switch—all you need to restore your heater's safety and efficiency in one convenient package. No missing pieces, no extra trips to the store
• •Shop with Confidence: We take our responsibility to serve you seriously. If you run into any issues with the product, don't hesitate to let us know. We'd truly appreciate the chance to make it right for you