KOOL-KIT, "M" INTERFACE PCB W/TRANSFORMER. WORKS WITH CARLIN BECKETT AND HONEYWELL CONTROLSREPLACES BECKETT 51950U OR 51970U
KOOL-KIT, "M" INTERFACE PCB W/TRANSFORMER. WORKS WITH CARLIN BECKETT AND HONEYWELL CONTROLS REPLACES BECKETT 51950U OR 51970U