Stock photo — may not be the exact part. Verify by part number before ordering.LG 5300A20003A Electric Heater – room air conditioner
An interchangeable part may be available. See the options below and check them against your unit.
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 5300A20003A is the genuine LG electric heater for LG room air conditioners. LG lists it for 52 models, including LT1030H, LT1030HR and LT1033HNR. LG lists 5300A20003V as a substitute for 5300A20003A; this is a one-way substitute, not a two-way interchange. If your old part carries either 5301A30001B or 5301AR7267B, 5300A20003A is the current LG part number.
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 5300A20003A for the models below. Enter your model and serial in the fit checker to confirm against LG's service notices.
EP12 models
EP18 models
EP24 models
HBLG models
LT10 models
LT12 models
LW24 models
LWHD models
LWM1 models
- LWM1836BXG
LWX1 models
LWX2 models
LXA1 models
- LXA1030AXL
- LXA1031A5P
- LXA1230AXL
- LXA1231A5P
LXX1 models
- LXX103ALAA1
- LXX103APAA0
- LXX103APAA1
- LXX103APAA2
- LXX123ALAA1
- LXX123APAA0
TWX1 models
- TWX123CGMK0
TXX1 models
- TXX103ALMK0
- TXX103APAA0
- TXX123ALMK0
- TXX123APAA1
UE10 models
UE12 models
UWX1 models
- UWX123CKMM0
- UWX123CKMM6
- UWX123CKMM8
- UWX123CKMMB
- UWX183NKMM2
- UWX183NKMM8
- UWX183NKMMB
UWX2 models
- UWX243NGMM2
- UWX243NGMM4
- UWX243NGMM6
- UWX243NGMM8
- UWX243NKMM6
- UWX243NKMMD
UXX1 models
- UXX103AFMK6
- UXX103ALMK1
- UXX103ALMK2
- UXX103ALMK4
- UXX103ALMK6
- UXX103APMK1
- UXX103BFMK0
- UXX103BLMK0
- UXX123AFMK3
- UXX123ALMK1
- UXX123ALMK2
- UXX123ALMK4
- UXX123APMK1
W3NX models
- W3NX24NNGF0
- W3NX24NNGG0
W4NX models
- W4NX12CNKFB
- W4NX18NNKFB
- W4NX24NNGFD
- W4NX24NNGGD
- W4NX24NNKFD
X3NX models
- X3NX10BNLE0
- X3NX12BNLE0
X4NX models
- X4NX10BNLE0
Specifications
After You Order
Order number and confirmation by email the moment you check out.
Available to order — lead time may apply. We email you the ship date once it's confirmed; contact us first if timing matters.
Tracking number lands in your inbox the moment it leaves the building.
Check the part number on the label against your order before installing. Wrong or damaged? Tell us — we'll sort it out.
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.
Common Questions
What LG models does 5300A20003A fit?
LG lists 5300A20003A for: EP12G33, EP12G33A, EP12G33B, EP18G33, EP18G33A, EP18G33B, EP24G33A, EP24G33B, HBLG1200H, HBLG1800H, LT1030H, LT1030HR, LT1033HNR, LT1034HNR, LT1035HNR, LT1037HNR, LT103HNR, LT1230H, LT1230HR, LT1233HNR, LT1234HNR, LT123HNR, LW2410HR, LW2413HR, LW2414HR, LW2415HR, LW2416HR, LW2421HRSM, LW2423HR, LW2423HRSM, LWHD1200HR, LWHD2400HR, LWM1836BXG, LWX123CFAA0, LWX123CGAA0, LWX123CGMK1, LWX183MFAB0, LWX183MGAB0, LWX183MGMM1, LWX243NGMM0, LXA1030AXL, LXA1031A5P, LXA1230AXL, LXA1231A5P, LXX103ALAA1, LXX103APAA0, LXX103APAA1, LXX103APAA2, LXX123ALAA1, LXX123APAA0, TWX123CGMK0, TXX103ALMK0, TXX103APAA0, TXX123ALMK0, TXX123APAA1, UE10A33, UE10A33B, UE10C33, UE10D33C, UE10D33D, UE12A33, UE12A33C, UE12C33, UE12D33B, UWX123CKMM0, UWX123CKMM6, UWX123CKMM8, UWX123CKMMB, UWX183NKMM2, UWX183NKMM8, UWX183NKMMB, UWX243NGMM2, UWX243NGMM4, UWX243NGMM6, UWX243NGMM8, UWX243NKMM6, UWX243NKMMD, UXX103AFMK6, UXX103ALMK1, UXX103ALMK2, UXX103ALMK4, UXX103ALMK6, UXX103APMK1, UXX103BFMK0, UXX103BLMK0, UXX123AFMK3, UXX123ALMK1, UXX123ALMK2, UXX123ALMK4, UXX123APMK1, W3NX24NNGF0, W3NX24NNGG0, W4NX12CNKFB, W4NX18NNKFB, W4NX24NNGFD, W4NX24NNGGD, W4NX24NNKFD, X3NX10BNLE0, X3NX12BNLE0, X4NX10BNLE0. Use the fit checker on this page with your model and serial to confirm against LG's service notices.
Is the stock number on this page real?
Right now neither LG nor our warehouse shows 5300A20003A on hand. You can still order it — lead time may apply; contact us to confirm a 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 5300A20003A 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?
5300A20003A isn't on hand right now — it's available to order and lead time may apply. Contact us to confirm the ship date before you order.
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.
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.