
Lennox 42W58 Reversing Valve
Professional-grade Lennox 42W58 Reversing Valve with an integrated 24V solenoid coil is an essential OEM component for maintaining precise refrigerant flow control in Lennox heat pump systems. Engineered to handle the rigorous demands of switching between heating and cooling cycles, this 4-way valve features a robust 1/2-inch x 3/4-inch connection size, ensuring a secure fit and reliable pressured seal. As a veteran-preferred HVAC replacement part, it is designed to minimize pressure drop across the ports, which preserves system efficiency and prevents compressor strain. The reversing valve w/coil assembly allows for immediate heat pump troubleshooting and repair, resolving common issues where a unit remains stuck in one mode or fails to defrost. This genuine Lennox part is built with corrosion-resistant alloys to withstand high-pressure environments, making it a critical stock item for contractors focusing on residential and light commercial Lennox HVAC maintenance and seasonal performance optimization.
- Universal Compatibility: Specifically designed as an OEM replacement for various Lennox heat pump models to ensure seamless integration and factory-spec performance.
- Enhanced Efficiency: Precise internal slide movement minimizes refrigerant bypass, maintaining peak SEER and HSPF ratings for the system.
- Durable Construction: Heavy-duty alloy housing and high-quality internal seals prevent leaks and internal port-to-port bleeding.
- Complete Assembly: Includes the 24VAC solenoid coil, allowing for a faster field installation without needing to source a separate actuator.
Common Questions
How do I confirm if the 42W58 is the correct valve for my system?
Verify your unit's model and serial number against the Lennox cross-reference guide. This valve typically fits 1/2-inch suction and 3/4-inch discharge lines, common in many residential heat pump configurations.
What are the signs of a failing reversing valve in a Lennox unit?
Common indicators include the heat pump "sticking" in one mode, lukewarm air during the heating cycle, or high-pressure discharge temperatures caused by internal refrigerant leaking through the valve ports.
Does this valve come with the solenoid coil included?
Yes, this specific 42W58 package includes both the 4-way valve body and the compatible 24-volt electromagnetic coil for a full mechanical and electrical restoration.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $153.14
-65%$153.14
$53.60Lennox 42W58 Reversing Valve
Professional-grade Lennox 42W58 Reversing Valve with an integrated 24V solenoid coil is an essential OEM component for maintaining precise refrigerant flow control in Lennox heat pump systems. Engineered to handle the rigorous demands of switching between heating and cooling cycles, this 4-way valve features a robust 1/2-inch x 3/4-inch connection size, ensuring a secure fit and reliable pressured seal. As a veteran-preferred HVAC replacement part, it is designed to minimize pressure drop across the ports, which preserves system efficiency and prevents compressor strain. The reversing valve w/coil assembly allows for immediate heat pump troubleshooting and repair, resolving common issues where a unit remains stuck in one mode or fails to defrost. This genuine Lennox part is built with corrosion-resistant alloys to withstand high-pressure environments, making it a critical stock item for contractors focusing on residential and light commercial Lennox HVAC maintenance and seasonal performance optimization.
- Universal Compatibility: Specifically designed as an OEM replacement for various Lennox heat pump models to ensure seamless integration and factory-spec performance.
- Enhanced Efficiency: Precise internal slide movement minimizes refrigerant bypass, maintaining peak SEER and HSPF ratings for the system.
- Durable Construction: Heavy-duty alloy housing and high-quality internal seals prevent leaks and internal port-to-port bleeding.
- Complete Assembly: Includes the 24VAC solenoid coil, allowing for a faster field installation without needing to source a separate actuator.
Common Questions
How do I confirm if the 42W58 is the correct valve for my system?
Verify your unit's model and serial number against the Lennox cross-reference guide. This valve typically fits 1/2-inch suction and 3/4-inch discharge lines, common in many residential heat pump configurations.
What are the signs of a failing reversing valve in a Lennox unit?
Common indicators include the heat pump "sticking" in one mode, lukewarm air during the heating cycle, or high-pressure discharge temperatures caused by internal refrigerant leaking through the valve ports.
Does this valve come with the solenoid coil included?
Yes, this specific 42W58 package includes both the 4-way valve body and the compatible 24-volt electromagnetic coil for a full mechanical and electrical restoration.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Description
Professional-grade Lennox 42W58 Reversing Valve with an integrated 24V solenoid coil is an essential OEM component for maintaining precise refrigerant flow control in Lennox heat pump systems. Engineered to handle the rigorous demands of switching between heating and cooling cycles, this 4-way valve features a robust 1/2-inch x 3/4-inch connection size, ensuring a secure fit and reliable pressured seal. As a veteran-preferred HVAC replacement part, it is designed to minimize pressure drop across the ports, which preserves system efficiency and prevents compressor strain. The reversing valve w/coil assembly allows for immediate heat pump troubleshooting and repair, resolving common issues where a unit remains stuck in one mode or fails to defrost. This genuine Lennox part is built with corrosion-resistant alloys to withstand high-pressure environments, making it a critical stock item for contractors focusing on residential and light commercial Lennox HVAC maintenance and seasonal performance optimization.
- Universal Compatibility: Specifically designed as an OEM replacement for various Lennox heat pump models to ensure seamless integration and factory-spec performance.
- Enhanced Efficiency: Precise internal slide movement minimizes refrigerant bypass, maintaining peak SEER and HSPF ratings for the system.
- Durable Construction: Heavy-duty alloy housing and high-quality internal seals prevent leaks and internal port-to-port bleeding.
- Complete Assembly: Includes the 24VAC solenoid coil, allowing for a faster field installation without needing to source a separate actuator.
Common Questions
How do I confirm if the 42W58 is the correct valve for my system?
Verify your unit's model and serial number against the Lennox cross-reference guide. This valve typically fits 1/2-inch suction and 3/4-inch discharge lines, common in many residential heat pump configurations.
What are the signs of a failing reversing valve in a Lennox unit?
Common indicators include the heat pump "sticking" in one mode, lukewarm air during the heating cycle, or high-pressure discharge temperatures caused by internal refrigerant leaking through the valve ports.
Does this valve come with the solenoid coil included?
Yes, this specific 42W58 package includes both the 4-way valve body and the compatible 24-volt electromagnetic coil for a full mechanical and electrical restoration.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












