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Enhanced Thermal Precision: Provides accurate NTC thermistor readings to prevent high-limit lockout and ensure HVAC system efficiency
Its robust solenoid construction provides reliable pilot-to-main-burner ignition sequencing
The assembly features a high-torque 120Vac spring return actuator (AG13B020) that ensures a reliable fail-safe return to the normal position upon power loss
This specific kit is optimized for 3 and 4 stage systems
preventing premature thermal overload trips during peak ambient temperatures
Lennox Y4151 Module R-410A Enhanced Thermal Precision: Provides accurateThe Lennox Y4151 is a professional grade 2 Phase 3 Speed PSC Module designed to regulate Direct Drive Blower Motor performance in high efficiency HVAC systems. As a veteran preferred Lennox OEM replacement part, this module provides the precise control logic required for 2 stage heating and cooling applications, ensuring the PSC motor transitions seamlessly between low, medium, and high speed taps. This component serves as the direct replacement for
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