Resideo AP4508 Pressure Switch 319847-401 Compatible with boiler control modules

Compatible with boiler control modules requiring 15A electrical ratings for sequence interlocks

Operating on a 240V

Rotating the adjustment screw allows you to advance or retard the output signal by ±10 psig depending on the specific sequencing needs of your control loop

Industrial Durability: Designed for high-repetition environments

9-inch bolt spacing on the back of the frame

Resideo AP4508 Pressure Switch 319847-401 Compatible with boiler control modulesThe Resideo AP4508 Pressure Switch is an industrial grade differential air pressure switch designed for precision monitoring in HVAC and pneumatic systems. Engineered with a Single Pole Double Throw (SPDT) switch configuration, this component provides versatile control logic for high limit or proof of flow applications. It features a broad operating range from 0. 17" 0. 05" water column to 5" water column, allowing technicians to fine tune setpoints