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this is a programmable option
0 Amps continuous
On command
it stimulates its electronics and reports an alarm
The System Sensor D4240 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork
Johnson Controls 5551JR Heat Detector Head(New) FCI ATD-RL this is a programmable optionJohnson Controls 5551JR Heat Detector Head
US$ 28.00
US$ 28.00
US$ 14.95
US$ 14.95
US$ 35.00
