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Precise Thermal Protection: Factory-set 125-145°F range ensures the system operates within safe thermal parameters
including mobile home units
typically found in pilot-operated pressure reducing stations
Seamless Retrofit: Bridges the gap between legacy RAV valve bodies and modern RA 2000 series operators
technical specifications generally require two diaphragms to ensure balanced pressure and optimal actuator performance
ASCO 400147-221-D Coil Els PW 17895 Precise Thermal Protection: Factory-set 125-145°FThe ASCO 400147 221 D is a high performance 24VAC 60Hz solenoid coil engineered for continuous duty in demanding industrial and HVACR applications. This replacement solenoid coil features Class F insulation, providing superior thermal resistance and protection against electrical breakdown in high ambient environments. Designed for seamless integration, the 400147 221 D is the direct replacement for 400115 221 D, ensuring exact mechanical and