Lennox 15Z69 Thermostat R-407C the VT3221 delivers consistent HVACR

the VT3221 delivers consistent HVACR valve performance in demanding environments

Always verify your specific model and serial number against the manufacturer’s technical manual before installation

ensuring seamless integration with existing refrigerant piping and electrical harnesses

Thermal Protection: Features an automatic reset thermal overload protector to prevent winding failure during high-ambient conditions

the unit includes a sequence-based setup wizard to streamline commissioning of commercial HVAC controls

Lennox 15Z69 Thermostat R-407C the VT3221 delivers consistent HVACRThe 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