Lochinvar & A.O. Smith 100277815 Connection Board R-134A Whether you are performing a

Whether you are performing a suction line pressure switch replacement or a routine system overhaul

this 24V solenoid ensures consistent saturation of the humidifier pad

the high temperature rating of this actuator allows it to be used with VS series valve bodies for low-pressure steam applications up to 15 psi

or year-round ventilation systems

Lochinvar & A.O. Smith 100277815 Connection Board R-134A Whether you are performing aThe Lochinvar & A. O. Smith 100277815 Connection Board is a critical low voltage interface designed for precise communication between the Smart System control and external HVAC components. As a veteran grade low voltage connection board, it serves as the central hub for integrating 0 10 VDC BMS inputs, building alarm contacts, and multi unit cascade sequencing. This OEM boiler control board is engineered to handle signal routing for pump delays,