preventing water blow-off and protecting the furnace or air handler cabinet from condensate overflow

or 480V loads

this unit is engineered for compatibility with various condenser units and blower motors that require a 370VAC rating

Compact Mounting: Standard footprint allows for rapid installation in existing control boards and electrical cabinets

What is the purpose of the 28 cubic inch capacity in this model

Johnson Controls Y350R-1 Module Els PW 17895 preventing water blow-off and protectingThe Johnson Controls Y350R 1 is a core component for System 350 Modular Control Systems, functioning as a high reliability 24 VAC power supply module. This Class 2 power module is engineered to convert 120 or 240 VAC primary power into a stable, rectified 24 VAC output to drive stage, display, and electronic temperature control modules. Built for longevity in demanding environments, it features a heavy duty NEMA 1 high impact plastic enclosure and