Facebook Pixel
Sign-Up Bonus
Get 500 Reward Points instantly when you join.
Redeem Instantly
50 points = $1 off at checkout.
Earn as You Shop
$1 spent = 1 point every time you order.
Member Perks
Unlock exclusive member-only savings and offers.

Register and Earn 500 Reward Points
Toggle Nav
Search
Toggle Nav
Join Our Loyalty Program
main product photo

Carrier EA03XC389 Electronic Expansion Valve

Be the first to review this product
Special Price $889.16 Regular Price $986.97
In stock
SKU
EA03XC389
The Carrier EA03XC389 is an electronic expansion valve that is used in HVAC system to accurately control the flow rate of the refrigerant. Unlike conventional thermostatic valves, the carrier uses electronic controls for more accurate regulation. The use of this precise control optimizes system efficiency and help keep cooling temperatures the same. Unlike conventional thermostatic valves that depend on a spring, this valve utilizes state of the art technology to open and close the valve according to system needs. It helps to better control temperature and increase efficiency. The refridgerant compatible valve slips right in to and with existing Carrier HVAC equipment.
Add to Wish List
Air Conditioner Parts, Expansion Valve
Manufacturer:
https://www.partshnc.com/media/catalog/product/e/a/ea03xc389_carrier_partshnc.jpg

Specifications

  • Length: 12 "
  • Width: 8.5 "
  • Height: 3.25 "
  • CSA Listing: Yes
  • Composition: Bi-Metal
  • UOM: EA
  • Weight: 1.3 Lbs
Manufacturer Name: Carrier
Product Number: EA03XC389
OEM Part Number: EA03XC389
Product Description: Electronic Expansion Valve
Weight:1.3lbs/589.67g

Choose the best HVAC equipment parts and supplies from PartsHnC!

  • Same Day Shipping

  • Best Quality And Best Price

  • Wide Range of Inventory

  • Best Customer Service

Have More Questions or Need Help to Place The Order?
Reach us at (866)773-0907 or [email protected]

Reviews
Write Your Own Review
You're reviewing:Carrier EA03XC389 Electronic Expansion Valve
Your Rating
Product Questions (2)
Customer Questions
What maintenance is required for the Carrier EA03XC389 Electronic Expansion Valve?

Inspect valve and electrical connections regularly for corrosion or looseness. Clean strainers and ensure refrigerant circuit is free of debris to maintain accurate flow control. Verify calibration and actuator response during scheduled servicing; ensure safety by isolating power before work.

What are common issues with the Carrier EA03XC389 Electronic Expansion Valve?

  • Sticking or jamming of valve due to debris.
  • Erratic refrigerant flow control.
  • Electrical actuator failure or wiring faults.
  • Sensor miscommunication causing unstable superheat control.
  • Reduced efficiency from clogged expansion components.

Installation Steps

Step 1: Turn off power and recover refrigerant using equipment; check system is fully depressurized.

Step 2: Remove access panel and disconnect sensor and electrical leads from old valve.

Step 3: Braze out old valve carefully, avoiding heat damage to nearby components.

Step 4: Install new valve in correct flow direction and braze connections.

Step 5: Reconnect wiring, and recharge refrigerant to specification.

Step 6: Test system operation and check for leaks and proper control.