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and low frequency sounder options for their Select Series detectors
Eaton Wheelock ESBCR Exceder Series Ceiling Mount Back Box
Color Lens Attachments install easily on any L-Series strobe devices to provide distinctive visual signaling
Simplex 733-882 Expansion Power Supply Harness
Simplex 637-119 4100 Power Supply 120V Power Limited Silent KnightSK-RELAY and low frequency sounder optionsThe Simplex 637 119 4100 Power Supply 120V Power Limited is a reliable power supply module designed for use with Simplex 4100 Series Fire Alarm Control Panels. This unit provides regulated 120VAC power to support system components and notification appliances, ensuring dependable performance in critical fire alarm applications. Engineered for professional fire alarm installations, the Simplex 637 119 delivers stable power output and integrates