Key Benefits: Universal Compatibility: Designed specifically for Lennox LB-87718B assemblies and ZR94/ZR125 compressors

this unit provides the flexibility needed for various equipment configurations

The 12S08 model features a built-in 45-amp circuit breaker

Key Benefits for Technicians Extreme Versatility: Replaces common Honeywell

effectively resolving HVAC troubleshooting issues such as intermittent system lockouts or failed communication with the indoor air handler

Resideo D146M1040 Pressure Regulator 340155-7026 Key Benefits: Universal Compatibility: DesignedFor veteran hydronic contractors managing variable load systems, the Resideo D146M1040 Pressure Regulator is a critical component for eliminating excessive pump head pressure. This 1 1 4" differential pressure regulator is specifically engineered to stabilize the pressure differential between supply and return lines, effectively preventing velocity noise and pump cavitation when zone valves or radiator valves close during low demand cycles. Built with