LG
LG 4932JA3014A Refrigerator Water Line Coupler
★★★★★
Stop a slow-drip water line leak at the source — this OEM LG coupler delivers a secure 1/4-inch to 5/16-inch quick-connect with no thread chasing.
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Overview
Reliable Water Line Connection for LG Refrigerators
The LG Electronics 4932JA3014A is a plastic quick connect water line coupler designed for use in LG refrigerators and freezers. This coupler provides a secure and leak-free connection between 1/4-inch compression and 5/16-inch water lines, ensuring a consistent water supply for your appliance.
Key Specifications:
- Type: Refrigerator/Freezer Water Line Coupler
- Connection 1: 1/4-Inch Compression
- Connection 2: 5/16-Inch
- Material: Plastic
- Compatibility: Select LG Electronics models
Key Features
LG Electronics part number 4932JA3014A
Refrigerator/Freezer Plastic Quick Connect Water Line Coupler
1/4-Inch Compression to 5/16-Inch
For use of some LG Electronics models
Refer to your manual to ensure ordering the correct, compatible part
Pros & Cons
👍 Pros
- OEM LG part number ensures dimensional accuracy — no fitment adjustments needed on compatible models
- Quick-connect design on the 5/16-inch end simplifies installation without specialized plumbing tools
- 1/4-inch compression to 5/16-inch configuration covers a common LG water line transition point
- Plastic construction is corrosion-proof in wet refrigerator environments
- Resolves slow leaks at the water line junction without replacing the full water line assembly
👎 Cons
- Plastic body is less durable than brass fittings and can crack if overtightened or stressed by rigid tubing
- Compatibility is limited to select LG models — not a universal refrigerator coupler
- Quick-connect collet can degrade after multiple disconnect/reconnect cycles
- No installation instructions or torque guidance included
- Sourcing a replacement for a single leaking coupler requires knowing the exact part number, which isn't always obvious without a service manual
Frequently Asked Questions
What exact tubing sizes does this coupler connect?
The 4932JA3014A connects a 1/4-inch compression fitting on one end to a 5/16-inch line on the other. Both sizes must match your refrigerator's existing water line configuration for a leak-free fit.
Is this coupler compatible with all LG refrigerators, or only specific models?
It fits select LG refrigerator and freezer models only. Check your appliance's model number against the compatibility list or your service manual before ordering — using the wrong coupler risks leaks.
Does this coupler require any tools or sealant to install?
The quick-connect design is tool-free on the push-fit end. The 1/4-inch compression side requires a wrench to seat properly. Do not use pipe sealant or thread tape — the compression and push-fit fittings create their own seal when correctly installed.
Is this coupler rated for use with potable water lines?
Yes. It is designed specifically for refrigerator water supply lines, which supply drinking water and ice maker water. The plastic material is food-safe for this application in compatible LG appliances.
Can this coupler be reused if I need to disconnect and reconnect the water line?
Quick-connect couplers can typically be disconnected and reconnected a limited number of times, but repeated cycling can degrade the internal sealing collet. For a permanent installation, treat it as a single-use fitting.
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