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Expansion Valves

Expansion valves regulate refrigerant flow and pressure in air conditioning and refrigeration systems, ensuring proper cooling performance and system efficiency. NWF Supply offers a selection of expansion valves, including Danfoss and Sporlan units, as well as OEM replacement valves for Lennox equipment.

These valves are designed to maintain accurate refrigerant metering under varying load conditions, and are selected to meet original equipment specifications for refrigerant type, capacity, connection style, and operating pressure. Properly matched expansion valves ensure optimal system performance, energy efficiency, and reliable operation.

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37L51 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton Sold out
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00

37L51 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This is a brand new OEM Lennox Part# 12J18 Thermal Expansion Valve, 1.5-2.5 Ton, R-410A, Cal Setting: 134.13 +/- 2.20 PSIG—3-ton valve for use on 1...

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$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00
Sold out
49L2401 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton Sold out
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00

49L2401 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This is a brand new OEM Lennox Part# 12J18 Thermal Expansion Valve, 1.5-2.5 Ton, R-410A, Cal Setting: 134.13 +/- 2.20 PSIG—3-ton valve for use on 1...

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$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00
Sold out
104110-01 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton Sold out
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00

104110-01 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This is a brand new OEM Lennox Part# 12J18 Thermal Expansion Valve, 1.5-2.5 Ton, R-410A, Cal Setting: 134.13 +/- 2.20 PSIG—3-ton valve for use on 1...

View full details
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00
Sold out
10411001 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton Sold out
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00

10411001 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This is a brand new OEM Lennox Part# 12J18 Thermal Expansion Valve, 1.5-2.5 Ton, R-410A, Cal Setting: 134.13 +/- 2.20 PSIG—3-ton valve for use on 1...

View full details
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00
Sold out
12J1801 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton
Sold out
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00

12J1801 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This is a brand new OEM Lennox Part# 12J18 Thermal Expansion Valve, 1.5-2.5 Ton, R-410A, Cal Setting: 134.13 +/- 2.20 PSIG—3-ton valve for use on 1...

View full details
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00
Sold out
12J18 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton
Sold out
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00

12J18 OEM Lennox Thermal Expansion Valve 1.5-2.5 Ton

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This is a brand new OEM Lennox Part# 12J18 Thermal Expansion Valve, 1.5-2.5 Ton, R-410A, Cal Setting: 134.13 +/- 2.20 PSIG—3-ton valve for use on 1...

View full details
$0.00 - $0.00
$0.00
$111.00
$111.00 - $111.00
$111.00
Sold out
OEM LENNOX 15D33 TXV Expansion Valve
Sold out
$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00

OEM LENNOX 15D33 TXV Expansion Valve

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

This New Part # Lennox (15D33) - Expansion Valve NXT Indoor 4T Replaces: 12J4201, 12J42, 103366-16, 103366-14

$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00
Sold out
OEM LENNOX 12J4201 TXV Expansion Valve
Sold out
$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00

OEM LENNOX 12J4201 TXV Expansion Valve

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

New Part # Lennox (15D33) - 12J4201 Expansion Valve NXT Indoor 4T Replaces: 12J42, 103366-16,103366-14

$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00
Sold out
OEM LENNOX 12J42 TXV Expansion Valve
Sold out
$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00

OEM LENNOX 12J42 TXV Expansion Valve

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

New Part # Lennox (15D33) - 12J42 Expansion Valve NXT Indoor 4T Replaces: 12J4201, 103366-16,103366-14

$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00
Sold out
OEM LENNOX 103366-14 TXV Expansion Valve
Sold out
$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00

OEM LENNOX 103366-14 TXV Expansion Valve

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

New Part # Lennox (15D33) - 103366-14 Expansion Valve NXT Indoor 4T Replaces: 12J4201, 12J42, 103366-16,

$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00
Sold out
OEM LENNOX 103366-16 TXV Expansion Valve
Sold out
$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00

OEM LENNOX 103366-16 TXV Expansion Valve

Lennox International, Inc. / Allied Air Enterprises LLC
Out of stock

New Part # Lennox (15D33) - 103366-16 Expansion Valve NXT Indoor 4T Replaces: 12J4201, 12J42, 103366-14

$67.36 - $67.36
$67.36
$114.00
$114.00 - $114.00
$114.00
Sold out
79J75 Lennox Air Conditioner TXV Expansion Valve
Sold out
$181.00 - $181.00
$181.00
$181.00 - $181.00
$181.00

79J75 Lennox Air Conditioner TXV Expansion Valve

Lennox International, Inc. (LennosPROs)
Out of stock

Copper, Expansion Valve for Air Conditioner

$181.00 - $181.00
$181.00
$181.00 - $181.00
$181.00
Sold out