Johnson Controls F262KDH-01C Air Flow Switch NEMA 3R

The Johnson Controls F262KDH-01C Air Flow Switch is a NEMA 3R type, used in HVAC systems in order to measure air flow and during control processes. The Single Pole Double Throw (SPDT) switch can handle pressure up to 290 PSI and the temperature range of -29°C to 121°C. It is capable of performing well under different climatic conditions. The working of this liquid flow switch is based on detection of air flow through pipes or ducts. The switch triggers when air informing the HVAC system to change rates of airflow or other equipment.