This robust SPST cold control features a 27" capillary tube with vapor-filled sensing technology

Integrated Safety: Built-in electronic stall protection stops the motor automatically if an obstruction is detected

which is critical for matching the manufacturer's safety specifications for the 300-series units

simplifying the wiring of localized solenoid valves or alarm circuits

and handles the high-voltage switching for the indoor blower motor

Cleveland Controls AFS-951-1 Switch 30067439-890 This robust SPST cold controlThe Cleveland Controls AFS 951 1 is a professional grade air pressure sensing switch engineered for high accuracy performance in industrial and commercial HVACR applications. Designed with a broad 0. 05" to 12" WC set point range, this SPDT differential pressure switch provides exceptional versatility for monitoring positive, negative, or differential pressure across blower coils, filters, and combustion air systems. Housed in a rugged NEMA 4