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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
The fixed differential is designed to minimize short-cycling while maintaining tight temperature tolerances within the 100°F to 200°F operating window
Reliable Safety: Normally closed operation ensures immediate fuel shutoff upon power loss
Continuous operation in dusty environments or lack of bearing lubrication often leads to mechanical binding or thermal overload trips
easy slide-in design
Direct OEM Compatibility: This 6-ton TXV is a drop-in replacement for part numbers 78H40 and 78H4001
Lennox 22J52 Relay 322056-301 The fixed differential is designedThe Lennox 22J52 is a high performance thermal upper relay engineered specifically for technical integration within Lennox HVAC equipment. This essential OEM replacement part serves as a critical safety and operational component, managing high amperage electrical loads to protect downstream motors and compressors from thermal overload. Designed for seamless compatibility, the Lennox 22J52 relay provides precise switching and consistent circuit
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