FIX IT FAST, WITH OUR PARTS!

0 Cart
We only ship within the United States

Lennox 78L19 - ( R44478-001 ) VALVE-EXPANSION

Brand:
Reviews (0)
SKU
78L19
Lennox 78L19 - ( R44478-001 ) VALVE-EXPANSION

Lennox 78L19 - ( R44478-001 ) VALVE-EXPANSION

SKU
78L19
Brand:
Reviews (0)
$213.20
Out of stock

(special order is available)

SPECIAL REQUEST

Important Notice:

This is a special order item and will ship with a minimum lead time of 14 days.

Special order items are non-returnable and cannot be canceled once placed.

Please note: Pricing is not final and will be confirmed after we contact you.

Lennox 78L19 – (R44478-001) Expansion Valve
 
Ensure optimal cooling system performance with the Lennox 78L19 Expansion Valve. This high-quality OEM valve (part number R44478-001) is specifically engineered to regulate refrigerant flow into the evaporator coil, delivering precise temperature control and efficient heat exchange in Lennox HVAC systems.
 
Key Features:
  • OEM Replacement Part: Genuine Lennox expansion valve designed for direct compatibility and easy installation in approved units.
  • Enhanced Refrigerant Control: Maintains proper superheat by metering refrigerant flow based on load conditions, supporting reliable cooling output and system protection.
  • Durable Construction: Manufactured with corrosion-resistant internal components to withstand varying pressure and temperature cycles within air conditioning and heat pump systems.
  • Improves Efficiency: Replaces worn or restricted valves to restore optimal refrigerant flow, helping the compressor operate within intended design parameters and extending system life.
Specifications:
  • Part Number: 78L19
  • Manufacturer Part Number: R44478-001
  • Type: Thermostatic Expansion Valve (TXV)
  • Application: Regulates refrigerant flow into evaporator coil
  • Compatibility: Suitable for select Lennox air conditioning and heat pump units (verify with your model for proper fitment)
  • Material: Brass and stainless internal components
  • Function: Maintains system superheat to ensure evaporator coil efficiency and compressor protection
Why Choose This Lennox Expansion Valve?

Over time, expansion valves can become restricted or fail, leading to poor cooling performance, icing issues, and compressor strain. Replacing your system’s valve with this genuine Lennox part ensures precise refrigerant metering as designed by the manufacturer, restoring peak system efficiency and reliability.
 
Available now at Beenimax.com – your trusted source for genuine Lennox HVAC parts with fast shipping and dedicated support to keep your systems running smoothly.
More Information
More Information
Package Quantity1 Item
Item ReturnsThis item can be returned
Reviews