Lennox 25B77 Control 318973-401 For 100% HVAC system compatibility

For 100% HVAC system compatibility and to maintain the engineered performance of the unit

Key Benefits Direct Retrofit Compatibility: Serves as the official direct replacement for P70AB-47 and P70AB-41 models

Key Benefits Universal Compatibility: Specifically designed for Alco AMS Series valve bodies and various Copeland refrigeration parts

The Carrier HC40GR241 Motor is a critical OEM replacement condenser fan motor designed for high-performance Carrier

moisture-resistant acoustic foam and a protective outer shell to withstand extreme outdoor conditions

Lennox 25B77 Control 318973-401 For 100% HVAC system compatibilityThe Lennox 25B77 Air Handler Control is a specialized OEM field replacement kit engineered to restore full operational logic to your HVAC system. As a veteran grade air handler control board, this unit serves as the direct Lennox 18Y04 replacement and is also identified by part number 605341 15. Designed for high stakes residential and light commercial environments, the 25B77 manages critical timing, fan relay sequencing, and diagnostic outputs to