With a 325

Technical Reliability: Constructed from high-quality materials to resist corrosion and scale buildup

This Class 2 transformer serves as a reliable power supply for driving relays

A time-delay fuse allows this brief surge to pass

set point provides consistent pressure regulation and equipment safety without the drift common in adjustable models

Lochinvar & A.O. Smith 100170645 Sensor 322027-701 With a 325The Lochinvar & A. O. Smith 100170645 System Sensor kit is a critical diagnostic and control component designed for high efficiency hydronic systems. As a genuine OEM boiler communication kit, it provides the precise thermal feedback necessary for the control module to manage firing rates and maintain target setpoints. This kit is specifically engineered for Lochinvar Knight and A. O. Smith commercial boilers, as well as AQUAS Low NOx indirect pool