Description
Lennox 81M58 — 11 Ton Thermostatic Expansion Valve
The Lennox 81M58 is a factory-engineered thermostatic expansion valve (TXV) designed for high-capacity commercial HVAC and refrigeration systems. Rated at 11 tons, this OEM-grade valve delivers accurate refrigerant metering to maintain optimal evaporator performance, protect the compressor, and maximize system efficiency across a wide range of operating conditions.
Key Features
- 11-ton capacity for high-load commercial HVAC applications
- OEM Lennox replacement part — engineered for precise fit and function
- Accurate refrigerant flow metering to optimize evaporator superheat control
- Helps protect the compressor from liquid slugging and refrigerant flood-back
- Supports stable system operation across varying load conditions
- Durable construction for long service life in demanding environments
- Direct replacement for compatible Lennox commercial equipment
Why Use an OEM Expansion Valve?
Using a genuine Lennox OEM expansion valve ensures compatibility with your existing system’s refrigerant circuit, pressure ratings, and control characteristics. The 81M58 is engineered to Lennox’s exact specifications, minimizing installation time and reducing the risk of performance issues associated with aftermarket substitutes.
Applications
- Commercial air conditioning systems
- Large-capacity split and packaged HVAC units
- Refrigeration systems requiring precise superheat management
- OEM replacement in compatible Lennox commercial equipment
Ordering Information
- Brand: Lennox
- Part Number / SKU: 81M58
- Capacity: 11 Ton
- Type: Thermostatic Expansion Valve (TXV)
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