DUNGS 266912 2–20″ WC SPDT Air Pressure Switch NEMA 4

Description

The DUNGS 266912 air pressure switch is designed to monitor medium‑range pressure conditions in gas safety, combustion, and HVAC systems. With an adjustable sensing range of 2 to 20 inches water column (WC) and a single‑pole double‑throw (SPDT) contact output, this switch helps verify proper airflow or pressure before allowing system operation. Housed in a NEMA 4 enclosure for protection against water and dust, and equipped with a 5/32″ hose connection for easy installation, it ensures reliable and safe performance in gas control and ventilation applications.

Key Features:

• Adjustable air pressure switch with 2–20″ WC sensing range

• SPDT contact output for dependable signal switching

• NEMA 4 enclosure for protection from water and dust

• 5/32″ hose connection for straightforward installation

• Suitable for combustion, gas safety, and HVAC systems

• Auto‑reset design for continuous operation