Lennox 15Z69 Thermostat 320819-301 allowing the microprocessor control to

allowing the microprocessor control to restart the ignition sequence

Its stainless steel construction provides superior corrosion resistance and durability for small-scale commercial and residential evaporator applications

reducing noise and simplifying routine maintenance while operating on standard 115V

Key Benefits Precise Thermal Protection: Maintains a 145°F trip point to protect the heat exchanger from overheating

Converting this valve for propane use is not recommended due to fixed pressure settings

Lennox 15Z69 Thermostat 320819-301 allowing the microprocessor control toThe Lennox 15Z69 (M30) Thermostat is a professional grade Wi Fi enabled touchscreen thermostat designed for universal compatibility with both Lennox and non Lennox HVAC systems. Supporting 4 Heat 2 Cool stages, this unit serves as a direct cross reference for the 13H14 model, offering a robust upgrade for residential applications. Engineered with a 4. 3 inch LCD touchscreen, the M30 integrates Schedule IQ Technology and Smart Away Mode, which utilizes