NEW Unity U Board - Direct Replacement for the Dometic U-Board Control Board used in direct-expansion, self-contained, and chiller systems. The U board works with either 6 or 8-pin cables, and most Dometic, Cruisair, and Marine Air displays / controls. New board. Part Number: 501-09-BL Fits Dometic Part Numbers: 223100502 / 223100504
This Pump Relay board (PRP) (BOARD ONLY, NOT METAL BOX) allows control of a common seawater pump between multiple cabin or chiller controls. It can also be used to control a common chilled-water loop pump between multiple chiller controls. Separate, fully-isolated pump trigger inputs accept either 115VAC/60Hz or 230VAC/50-60Hz. The pump power source and pump output is also isolated and can be either 115VAC or 230VAC/50-60Hz. Triggers not needed, included in board. 6-Stations model in stock only.