Lochinvar & A.O. Smith 100277799 Probe 324846-701 While surface carbon can be

While surface carbon can be brushed off

the Viton (FKM) seal is specifically chosen for its compatibility with light oils and various chemicals that would degrade standard Buna or EPDM seals

Engineered with a 460V primary and a 230V secondary

This unit features a versatile 20 to 100 PSI pressure range and an open low operation (opens on pressure drop)

Lochinvar & A.O. Smith 100277799 Probe 324846-701 While surface carbon can beThe Lochinvar & A. O. Smith 100277799 Probe is a critical safety component engineered for precision low water cut off (LWCO) monitoring in high efficiency commercial and residential heating systems. Designed to integrate seamlessly with the Lochinvar FBL and FBN series boilers, this probe detects the presence of water via conductivity to prevent dry fire conditions that cause catastrophic heat exchanger failure. As a veteran technician knows,