Lennox 42W30 - (100679-16) Expansion Valve, R-410A, Nominal Capacity 4 Ton
The Lennox 42W30 (Part No. 100679-16) is a factory-authorized expansion valve engineered for precise refrigerant control in residential and light commercial HVAC systems. Designed specifically for systems utilizing R-410A refrigerant, this thermostatic expansion valve (TXV) ensures optimal efficiency, reliable cooling performance, and system protection by regulating refrigerant flow into the evaporator coil.
Key Features:
- Refrigerant Compatibility: Optimized for R-410A systems
- Nominal Capacity: 4 Ton – suitable for mid-to-large capacity air conditioning units
- Precision Control: Maintains consistent superheat levels to enhance system efficiency and prevent compressor flooding
- Durable Design: Constructed for long-lasting performance in demanding HVAC environments
- OEM Fit: Genuine Lennox replacement part ensures proper integration with compatible Lennox equipment
Applications:
This expansion valve is essential in heat pump and air conditioning systems where precise metering of refrigerant is required to maximize performance and reliability. It is ideal for replacing worn or malfunctioning valves in Lennox 4-ton R-410A systems.
- Part Number: 42W30
- Manufacturer Part Number: 100679-16
- Refrigerant: R-410A
- Capacity: 4 Ton (48,000 BTU)
- Type: Thermostatic Expansion Valve (TXV)
- Application: Cooling Mode