Installation Efficiency: Two-wire connectivity with fail-safe spring return simplifies wiring for TrueZONE panel setups

essential for balancing boiler pressure temperature and maintaining optimal thermal efficiency

and AR100 circular chart recorders

It comes factory-charged with Polyolester (POE) oil

Optimized Compatibility: Purpose-built for the T-4000 series pneumatic thermostats and 2-pipe control configurations

Lennox 89M58 Gas Valve THPU32HP7Y Installation Efficiency: Two-wire connectivity withThe Lennox 89M58 Gas Valve is a critical OEM component designed for high performance gas regulation in residential and commercial heating systems. As a 3 4 inch gas valve, this unit is engineered to manage the precise flow of fuel, ensuring stable combustion across a wide range of legacy Lennox, Allied, Armstrong, and Ducane furnaces. This specific Lennox 89M58 replacement is physically and functionally identical to the 89M5801, providing a direct