Fenwal 35-615516-111 Module 321702-401 Facilitates accurate compressor sequencing and

Facilitates accurate compressor sequencing and system optimization

This model features two auxiliary switches for status feedback and end-stop verification

boiler system feedwater control

Universal Actuation: Compatible with various Belimo valve actuators

Fenwal 35-615516-111 Module 321702-401 Facilitates accurate compressor sequencing andThe Fenwal 35 615516 111 is a high performance 24 VAC microprocessor based direct spark ignition (DSI) control module optimized for precision burner management in gas fired heating systems. This veteran grade HVAC ignition control is engineered with an integrated inducer blower relay, simplifying the wiring stack while ensuring robust control over the combustion process. Specifically designed for applications requiring a 15 second pre purge and inter