Pay in 4 interest-free payments of $183.94 Learn more
Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
System Configuration: Allows for rapid offline and online programming
A419 and A421 electronic controls
Verify your unit’s wiring diagram and manufacture date to ensure 120/240 VAC compatibility before installation on HSI ignition type units
preventing premature corrosion and ensuring long-term seat integrity
allowing for simultaneous status signaling and electrical interlocking within HVACR control circuits
York S1-373-23867-001 Defrost Module R-410A System Configuration: Allows for rapidThe York S1 373 23867 001 Yorkguard 1 Stage Defrost Module is a critical OEM replacement component designed for 1 stage heat pump systems to prevent ice accumulation on the outdoor coil. Featuring the Yorkguard demand defrost logic, this module monitors thermodynamic conditions to initiate a defrost cycle only when necessary, rather than on a set timer, maximizing HVAC energy efficiency. As a veteran technician knows, maintaining the integrity of the
