![Lennox 42W37 TXV Expansion Valve, 3 Ton specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-42w37-specs.png?v=1794093521&width=1445)
This Lennox 42W37 is a 3 ton thermostatic expansion valve with 3/8 in. by 1/2 in. ODF connections, metering refrigerant flow into the evaporator coil to maintain proper superheat. It is a genuine Lennox replacement part.
Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | 42W37 |
|---|---|
| Brand | Lennox |
| Type | TXV Expansion Valve |
| Capacity | 3 Ton |
| Connection Size | 3/8 in. x 1/2 in. ODF |