Universal Compatibility: Includes 3/8" compression fittings for straightforward connection to existing polytubing or copper tubing lines

On-Board Diagnostics: Rapidly troubleshoot furnace lockouts using the clear LED status indicator to interpret system-specific fault codes

preventing the common performance drops associated with generic substitutes

This main power PCB assembly regulates compressor cycling

Resideo VC6934NB6532 Valve 321042-401 Universal Compatibility: Includes 3/8" compressionThe Resideo VC6934NB6532 Valve is a professional grade 3 way hydronic zone valve engineered for precise flow diversion in residential and light commercial HVAC applications. This direct drive valve body is built for high performance hydronic heating and cooling systems, featuring a 1 2" NPT threaded connection that ensures a secure, leak resistant fit in standard piping layouts. Designed to work seamlessly with 24V on off actuators, it manages water