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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
Direct OEM Replacement: Replaces part numbers 040-0166-21 and 3ARR3KC5M5
this switch is designed for high-pressure environments typically found in modern R-410A HVAC systems
and EG (Series 4) boiler models utilizing spark-to-pilot ignition
effectively addressing sensor fault codes
Inverted Flare Retrofit: Specifically engineered to replace aging valve bodies without extensive repiping or brazing
Robertshaw 705-502 Millivolt Operator Els PW 17895 Direct OEM Replacement: Replaces partThe Robertshaw 705 502 Millivolt Operator is a high performance gas valve operator designed for the field conversion of 700 and 710 Series manual gas valves to wall thermostat control. This natural gas millivolt actuator features a factory preset 3. 5" WC pressure regulator, ensuring stable manifold pressure for consistent burner performance. Engineered for reliability in 250mV to 750mV systems, this operator features a heavy duty diaphragm and spring
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