Parts for 2U18MS2HDA1 — Haier Air Conditioner

We found 22 parts confirmed to fit the Haier Air Conditioner 2U18MS2HDA1.

Compatibility table

All 22 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
WJ35X29073Main Harness Assembly2 models$213.94 · Amazon
WJ53X29543Suction Pipe2 models$160.18 · Amazon
WJ26X29547GE Small Service Pcb3 models$114.91 · Amazon
WJ71X29544GE Back Panel4 models$94.48 · Amazon
WJ98X29056GE Compressor4 models$491.82 · Amazon
WJ71X29546GE Front Panel4 models$212.83 · Amazon
WJ27X29548GE Heater4 models$102.90 · Amazon
WJ26X29081GE Outdoor Power Control Board4 models$465.73 · Amazon
WJ26X29080GE Service Port Board4 models$66.56 · Amazon
WJ71X29063GE Wire Guard4 models$53.86 · Amazon
WJ88X29545GE Condenser Assembly5 models$836.55 · Amazon
WJ65X29057GE Motor Bracket5 models$106.69 · Amazon
WJ76X29065GE Valve Cover5 models$57.08 · Amazon
WJ94X29054GE Outdoor Fan Motor6 models$356.61 · Amazon
WJ26X29069GE Vapor Pipe Sensor Red6 models$44.36 · Amazon
WJ12X29064GE Handle7 models$37.01 · Amazon
WJ71X23589GE Outlet Grille9 models$104.65 · Amazon
WJ26X24368Liquid Service Valve10 models$96.59 · Amazon
WJ26X24369VAPOR SERVICE VALVE10 models$116.07 · Amazon
WJ27X22646HIGH PRESSUR14 models$60.72 · Amazon
WJ35X29055GE Terminal Block Supply18 models$45.42 · Amazon
WJ53X25047GAS PIPE 3/8 -9.52MM19 models$94.88 · Amazon

Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.

Common failure areas on this model

The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Parts in this group on 2U18MS2HDA1: WJ35X29073 (Main Harness Assembly), WJ53X29543 (Suction Pipe), WJ26X29547 (GE Small Service Pcb), WJ98X29056 (GE Compressor), WJ27X29548 (GE Heater), WJ26X29080 (GE Service Port Board), WJ71X29063 (GE Wire Guard), WJ88X29545 (GE Condenser Assembly), WJ94X29054 (GE Outdoor Fan Motor), WJ26X29069 (GE Vapor Pipe Sensor Red), WJ26X24368 (Liquid Service Valve), WJ26X24369 (VAPOR SERVICE VALVE), WJ27X22646 (HIGH PRESSUR), WJ53X25047 (GAS PIPE 3/8 -9.52MM).

Storage, trim and cosmetic hardware

Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.

Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.

Parts in this group on 2U18MS2HDA1: WJ71X29544 (GE Back Panel), WJ71X29546 (GE Front Panel), WJ65X29057 (GE Motor Bracket), WJ76X29065 (GE Valve Cover), WJ12X29064 (GE Handle), WJ71X23589 (GE Outlet Grille).

Controls, timers and wiring

Symptom: A cycle that doesn't advance, an unresponsive display, or the unit not starting at all.

Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.

Parts in this group on 2U18MS2HDA1: WJ26X29081 (GE Outdoor Power Control Board), WJ35X29055 (GE Terminal Block Supply).

Before you buy

Match 2U18MS2HDA1 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.

How to confirm this is your model

Check inside a door opening, on a back or side panel, or behind a removable panel or drawer for a label printed with the model and serial number. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.

Neighbouring Haier Air Conditioner models

These model numbers sort next to this one in the catalog and are usually the same product family.

Other models with this exact parts list

Each model below is confirmed to share the identical compatible-parts list with this one.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.