Parts for 27AX4B — Hitachi

We found 14 parts confirmed to fit the Hitachi 27AX4B.

Compatibility table

All 14 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
P0311292CompressorThis model only$537.49 · Amazon
VMP0944Panasonic SupportThis model only$26.77 · Amazon
25756397Relay GearThis model only$3.49 · Amazon
938930400608ScrewThis model only$27.75 · Amazon
3105374Home Electronics Cabinet2 models$88.79 · Amazon
3163502Home Electronics Cover2 models$68.49 · Amazon
3821299Home Electronics Door2 models$10.87 · Amazon
OG27AX4BHome Electronics Owner's Manual2 models$10.00 · Amazon
2471551Home Electronics Picture Tube2 models— · Amazon
283252Screw3 models$4.49 · Amazon
WB18X31601Main Harness7 models$206.48 · Amazon
2573922Remote12 models$81.80 · Amazon
WPW10187535Refrigerator Glass Shelf WPW1018753528 models$219.09 · Amazon
5304514954Wall Oven Door Outer Panel Assembly (Stainless)45 models$314.71 · 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 27AX4B: P0311292 (Compressor), 25756397 (Relay Gear), 3821299 (Home Electronics Door), OG27AX4B (Home Electronics Owner's Manual), WB18X31601 (Main Harness), 2573922 (Remote).

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 27AX4B: VMP0944 (Panasonic Support), 938930400608 (Screw), 3105374 (Home Electronics Cabinet), 3163502 (Home Electronics Cover), 2471551 (Home Electronics Picture Tube), 283252 (Screw), WPW10187535 (Refrigerator Glass Shelf WPW10187535), 5304514954 (Wall Oven Door Outer Panel Assembly (Stainless)).

Before you buy

Match 27AX4B 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.

Still not sure?

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