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AB-QM Compatibility: Specifically designed to interface with Danfoss pressure independent valves for maximum authority
Supports both Intermittent Spark and Standing Pilot Ignition systems
Designed for LP gas heating systems
Common Questions: Which models does the 40-004-A4 kit fit
The end switches act as dry contacts to signal the air handler or zone panel once the damper has reached its full travel limit
Siemens Industrial Controls GNF322RA Safety Switch 321042-401 AB-QM Compatibility: Specifically designed toThe Siemens GNF322RA Safety Switch is a heavy duty, 3 pole non fusible disconnect engineered for rigorous industrial and commercial HVACR applications. Rated for 60 Amp 240V, this switch provides reliable power isolation for motors, air handling units, and large condensers. It is housed in a rugged NEMA 3R enclosure, making it suitable for both indoor and outdoor installations where protection against rain, sleet, and external ice formation is