This device is rated for an operational voltage of up to 690V AC

this unit monitors the pressure difference between the lubricating oil pump and the suction side of the crankcase

it withstands the extreme thermal cycling found in Lochinvar Knight and A

This unit is the direct factory-authorized replacement for legacy part numbers 9371VO-BS-0026 and S1-024-35785-000

it is fully compatible with multi-stage heat pumps and dual-fuel applications

Functional Devices RIBT24SB Relay 323269-701 This device is rated forThe Functional Devices RIBT24SB is a heavy duty 24VAC DC relay engineered for high demand HVAC and building automation systems. As an enclosed, pre wired 20 amp relay, it simplifies field installation by eliminating the need for separate housings, sockets, or mounting rails. This model is specifically designed for pilot duty, resistive, and motor loads in industrial environments. Featuring a manual override switch, technicians can manually toggle the