Temperature Controllers
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Grainger Replacement PCB
The Edwards Signaling Replacement PCB 24V DC is a replacement printed circuit board for Edwards fire alarm control panels. It is compatible with the EST3 series fire alarm control panels and measures 10.5" x 7.5". This circuit board operates on 24V DC and replaces older PCBs to provide updated functionality. The board includes the main processor, display interface, and power supply.
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