OEM / REF: 421-43-22912SKU: pilotpart181236
Pressure Switch 421-43-22912 for Komatsu Compactors WF550-3D WF550T-3 WF550T-3D is a Pressure Switch replacement part indexed for Part Number and WF550-3D S/N 50001-UPWF550T-3 S/N 50001-UPWF550T-3D S/N 50001-UP. Match OEM part number 421-43-22912 and confirm fitment for Wf550-3d Electrical Parts before ordering.
This Pressure Switch is indexed for Part Number; WF550-3D S/N 50001-UPWF550T-3 S/N 50001-UPWF550T-3D S/N 50001-UP. Compare reference number 421-43-22912 against the label on your existing Wf550-3d component before ordering.
Additional cross references on file: WF550-3D, 50001-UPWF550T-3, 50001-UPWF550T-3D. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
| Part Number | 421-43-22912, 4214322912, 421-43-22911, 4214322911, 421-43-22910, 4214322910, 418-S99-1140, 418S991140 |
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Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
