Automation Components Inc (ACI) SM-501-P Detector 321702-401 Common causes include low suction

Common causes include low suction pressure (below 55 PSI)

Extended Lead Length: Features 52-inch leads for flexible wiring and integration into existing control panels or terminal boxes

vertical shaft-up

the K32-11 provides a secure

Automation Components Inc (ACI) SM-501-P Detector 321702-401 Common causes include low suctionThe Automation Components Inc (ACI) SM 501 P is a high performance photoelectric duct smoke detector designed to provide early detection of smoke and products of combustion in HVAC air handling systems. As the SM 501 P direct replacement for legacy SM 501 and SM 501 N models, this unit ensures seamless integration into existing fire safety infrastructures. Operating on multiple input voltages including 24VAC, 24VDC, 115VAC, and 230VAC, it offers