This module is specifically engineered for compatibility with HSI series boilers and commercial pool heaters

including the VA draw from most Wi-Fi thermostats and system relays

000 BTU Capacity (Part Number 183025)

By utilizing genuine factory authorized parts

Resideo AT175A1008 Transformer 323613-751 This module is specifically engineeredThe Resideo AT175A1008 is a heavy duty, multi tap 75VA HVAC transformer engineered for reliable 24Vac power distribution in commercial and industrial control circuits. Built to handle the demands of multi zone hydronic systems, large air handlers, and complex relay logic, this NEMA Type E rated component features a versatile primary compatible with 120V, 208V, and 240V inputs. The unit provides a stable 27. 5 V. O. C. secondary output, ensuring