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LG Genuine OEM

LG 5403A21012D Condenser Coil Assembly – mini split system

Part number 5403A21012D
Interchangeable part numbers
LG lists these numbers as direct interchanges with 5403A21012D. If your old part carries any of them, 5403A21012D is the current part.
Genuine LG OEM Free standard shipping (US) Ships via UPS/FedEx Ground, or truck freight for oversized items No account needed
Discontinued by manufacturer

LG has discontinued part 5403A21012D.

Replaced by: 5403A21012H $423.19

Replacement currently out of stock - ships when restocked

Not sure it's the right part? Check it against your unit or send us the model and serial — help@totalhvacparts.com or 302-219-4994.

Overview

LG 5403A21012D is the genuine LG condenser coil assembly for LG mini split systems. LG lists it for 2 models across mini split systems, including LAU185HV and LAU186HV. LG has discontinued 5403A21012D; its replacement is 5403A21012H.

Check the model number on your unit's rating plate against the fit list on this page before ordering.

Fits These LG Units

LG lists 5403A21012D for the models below. Enter your model and serial in the fit checker to confirm against LG's service notices.

ASUW models

  • ASUW1838UH0
  • ASUW1838UH1

LAU1 models

Specifications

Technical Data — LG OEM 5403A21012D
Part number
5403A21012D
Part type
Condenser Coil Assembly
System family
LG mini split system
Fits
LAU185HV and 1 more LG model (see fit list)

Ask the Parts Desk

Not sure this fits? Need more than what's in stock? Send the model and serial from the unit's data plate — a real person reads it and confirms before you order.

Part number 5403A21012D and a link to this page are attached automatically — no need to copy anything.

Common Questions

What LG models does 5403A21012D fit?

LG lists 5403A21012D for: ASUW1838UH0, ASUW1838UH1, LAU185HV, LAU186HV. Use the fit checker on this page with your model and serial to confirm against LG's service notices.

What part numbers are interchangeable with 5403A21012D?

LG lists 5403A21012H as interchangeable with 5403A21012D. If the part in your unit carries any of those numbers, 5403A21012D is the current part.

Is the stock number on this page real?

Right now neither LG nor our warehouse shows 5403A21012D on hand, so this page says out of stock. Ask the parts desk for a restock date, or check the interchangeable numbers listed above.

Is this a genuine LG part, or aftermarket?

Genuine LG OEM equipment sourced through LG's authorized parts program — not an aftermarket substitute.

How do I confirm this fits my unit?

Match part number 5403A21012D to your unit's parts diagram. If unsure, send us your model and serial number and we'll verify before you order.

What's the warranty on this part?

Warranty terms vary by manufacturer. Contact us with your order number for details specific to this part.

How fast does this ship?

5403A21012D is out of stock at the moment and ships when restocked — ask the parts desk for a date.

Does everything ship UPS or FedEx Ground?

Most orders ship UPS or FedEx Ground. A small number of large or heavy parts across the catalog ship by truck freight instead, and we reach out to arrange a delivery window before those orders leave the warehouse. Oversized items that ship by truck freight are also covered by free standard shipping on orders of $50 or more.

Check fit for your unit

Enter the model number from your unit's data tag. Add the serial number too and we'll check it against LG's service notices for this part.