Lochinvar & A.O. Smith 100304118 Control R-22 this unit integrates seamlessly with

this unit integrates seamlessly with pneumatic control loops

chatter-free closing and reduced holding power consumption compared to conventional coils

Both provide the same low water cut-off protection

as well as the OPD210D overpressure protection device

Lochinvar & A.O. Smith 100304118 Control R-22 this unit integrates seamlessly withThe Lochinvar 100304118 User Interface Control Board is a critical OEM replacement component engineered for precise communication between the technician and the boilers central processing unit. As a genuine Lochinvar boiler part, this interface allows for real time monitoring of HVAC parameters, sensor feedback, and modulation rates. Designed to integrate seamlessly with the SMART SYSTEM control architecture found in Knight, Cadet, and Armor series