020-509

This high-quality low-pressure air proving switch is a critical safety component designed for heating, ventilation, and air conditioning (HVAC) systems. Engineered to monitor and regulate internal air pressure, this switch acts as a safeguard by ensuring the system only operates when proper airflow is detected. It features precise pressure thresholds, opening and closing at specific levels to prevent appliance malfunction or hazardous operating conditions. With its standard 1/4-inch quick-connect terminals, this air pressure sensor allows for a straightforward installation and reliable electrical connection. It is an essential replacement part for maintaining the efficiency and safety of commercial and residential climate control equipment, such as furnaces and air handlers.
Type: Air Pressure Switch
Size: Small
Dimensions: unknown × unknown × unknown
Application: Commonly used in HVAC systems, commercial heating units, and air handling equipment to prove airflow and monitor low-pressure conditions for safe operation.
Specifications: Setpoints: 7 Open / 32 Close; Terminals: 0.25-inch Quick Connect (Q)