Lennox 42W18 Coil 320720-756 The Conbraco 10-615-20 is a

The Conbraco 10-615-20 is a high-performance hot water pressure relief valve engineered for heavy-duty protection of hydronic systems and industrial-grade heating boilers

By replacing the entire boiler pilot assembly rather than individual components

supporting the 325-3's lever-acting design and multi-positional mounting capabilities when used without a vent limiter

This actuator is designed for direct-coupled mounting on 3/8" to 1/2" round or square shafts

Lennox 42W18 Coil 320720-756 The Conbraco 10-615-20 is aThe Lennox 42W18 is a heavy duty 24V solenoid coil designed specifically for the activation of reversing valves in heat pump systems. Engineered to meet precise OEM specifications, this coil generates the electromagnetic field necessary to shift the internal slide of the reversing valve, allowing the system to toggle between heating and cooling modes. This HVAC solenoid replacement is a common solution for technicians troubleshooting thermal