This specific model is optimized for 60Hz operation

For technicians performing HVAC troubleshooting on York

and high-grade elastomers

Rated for extreme environments ranging from -40

Johnson Controls F262KDH-01C Airflow Switch 30067439-890 This specific model is optimizedThe Johnson Controls F262KDH 01C Airflow Switch is a heavy duty SPDT snap acting PENN switch designed for critical monitoring of air velocity within commercial ductwork. Engineered to detect the presence or absence of airflow, this unit is a vital interlock for make up air systems, exhaust ventilation, and heating cooling processes to prevent coil icing or equipment overheating. Supporting a wide voltage range of 24 Vac to 240 Vac and a maximum air