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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
For full capacity
For veteran HVAC contractors managing legacy pneumatic control systems
this specific model is calibrated for low-temperature detection (26°F/41°F)
many Fenwal controls require a minimum stable signal to maintain gas valve energization
KMC Controls RCC-1503 Relay Els PW 17895 For full capacityThe KMC Controls RCC 1503 is a professional grade adjustable reversing relay designed for pneumatic control systems requiring a 9 psi crossover point. As an in line pneumatic relay, it is engineered to provide a reversed proportional output signal based on a source input, making it essential for HVAC reverse acting control sequences. The unit features a factory calibrated 9 psig (62 kPa) input output crossover, ensuring precision in pneumatic signal