SDYYDS 42002-0024S Stack Flue Sensor, 42001-0053S Thermistor Stainless Steel, 42001-0063S High Limit Switch, 42001-0060S Pressure Switch & 42002-0025S Gas Shutoff Switch 140°F








Key features
- •42002-0024S Stack Flue Sensor: Replacement for Pentair Sta-Rite MasterTemp Max-E-Therm Pool and Spa Heater Electrical System SR200 SR333 SR400.Prevents the flue gas output from exceeding 500 degrees F, operating temperature from -20°C to 105°C, and fix typical error codes E-02, E-05 and E-06
- •42001-0053S Thermistor Stainless Steel: Made of stainless steel, rust free material, easy to install and durable to use. Operating temperature from -20°C to 80°C
- •42001-0063S High Limit Switch: Sensor detects when water temperature exceeds safe level and automatically opens heat exchanger outlet. High Limit Switch (135°F)
- •42001-0060S(3902) Water Pressure Switch: Replace the 42001-0060S(3902) Water Pressure Switch when the system fails to start due to incorrect water pressure detection, shows abnormal or fluctuating pressure readings, shuts down frequently, or if the switch is physically damaged or worn out during regular maintenance.
- •42002-0025S Automatic Gas Shutoff Switch (AGS): Used to detect when your heat exchanger outlet temperature has exceeded a safe level (140°F) and the switch immediately opens when that happens.1/4" NPT Solid Brass Material 140°F
SDYYDS 42002-0024S Stack Flue Sensor, 42001-0053S Thermistor Stainless Steel, 42001-0063S High Limit Switch, 42001-0060S Pressure Switch & 42002-0025S Gas Shutoff Switch 140°F
List Price: $88.54$79.69DEALYou Save: $8.85 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection







