LIEBERT Thermostatic Expansion Valve: LAC-4, Offset, For R-407C Refrigerant Type
The LIEBERT LAC-4 is a thermostatic expansion valve designed for use with R-407C refrigerant. This non-adjustable valve features an offset configuration and is identified by manufacturer part number 1C21207P5S.
SKU 3G-OTH-74779
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Product Description
The LIEBERT LAC-4 is a thermostatic expansion valve designed for use with R-407C refrigerant. This non-adjustable valve features an offset configuration and is identified by manufacturer part number 1C21207P5S.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the LIEBERT LAC-4 thermostatic expansion valve used for?
The LIEBERT LAC-4 is a thermostatic expansion valve used in HVACR systems to regulate refrigerant flow into the evaporator. It is designed specifically for R-407C refrigerant and is commonly applied in precision cooling equipment, such as computer room air conditioners, where stable superheat control is required.
What are the specifications of the LIEBERT LAC-4 valve?
The LIEBERT LAC-4 valve has an offset configuration and is non-adjustable, meaning superheat is factory-set. It is designed for R-407C refrigerant. The manufacturer part number is 1C21207P5S. This valve is suitable for applications requiring consistent refrigerant metering without field adjustment.
Where to buy the LIEBERT LAC-4 valve worldwide?
You can source the LIEBERT LAC-4 valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine LIEBERT components to support your HVACR maintenance needs.
How to install the LIEBERT LAC-4 thermostatic expansion valve?
Install the LIEBERT LAC-4 valve in the liquid line before the evaporator, ensuring proper orientation per the offset configuration. Use compatible fittings and follow standard HVACR practices for brazing or flaring. Since it is non-adjustable, verify system superheat matches factory settings. Always consult the system manual for torque and placement guidelines.
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3G Electric supplies LIEBERT thermostatic expansion valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






