Key Benefits for Technicians Environmental Protection: The NEMA 4X rated aluminum enclosure provides superior corrosion resistance and a weatherproof seal for harsh outdoor installations

Standard McDonnell & Miller probe rods are often field-cut by technicians to match the specific low-water cutoff point of the vessel

The HVAC control board is 18-30Vac rated and monitors thermostat demands across all modes—heat

Key Benefits for Technicians Wide Compatibility: Serves as a direct replacement for J10_DDA and J11_DDA series

York S1-025-30867-001 Transformer Freon Key Benefits for Technicians EnvironmentalThe York S1 025 30867 001 Transformer is a heavy duty step down component engineered for industrial and commercial HVAC applications requiring precise voltage regulation. This genuine OEM part features a multi tap 460 575V primary input and a stable 230V secondary output, rated at 165VA. Designed to handle high demand electrical loads, it ensures that your system's control circuits and auxiliary components receive consistent power, preventing