Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Komatsu electrical-switch number | 20Y-06-42121 |
| Normalized Search Alias | Same number without separators | 20Y0642121 |
Excavator Spare Parts
20Y-06-42121 Headlight Selector Switch for Komatsu PC200-8
6 product photos · Swipe on mobile, or hover and select a thumbnail.
OEM / reference20Y-06-42121
SpecificationHeadlight Selector Switch
Catalog ID66502918
- Product Type
- Panel Lighting Selector Switch
- Product Brand
- EexcavaStart
- Control Symbols
- Lamp / headlight selection
- Electrical Connection
- Moulded keyed plug
- Mounting Type
- Panel snap-in
- Condition
- New replacement part
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.
Product fitment guide
Part numbers and compatible models
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Reference numbers
Primary number
Formatting alias
Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.
Product summary
Headlight Selector Switch
- Category
- Excavator Spare Parts
- Catalog ID
- 66502918
- Photo views
- 6
Before ordering
Confirm these details
- Match the complete part number on the original component.
- Compare connectors, mounting points and visible dimensions with the product photos.
- Confirm the exact machine or engine model and serial range before ordering.
Machine fitment
Compatible model references
2 model references
Fitment / evidence notes
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Common questions about 20Y-06-42121
Which machines use 20Y-06-42121?
Recorded compatible model references include Published equipment model: Komatsu PC200-8 excavator, System: Cab electrical / lighting control. Recorded fitment/evidence notes: Fitment limitation: Confirm 20Y-06-42121, machine serial range, switch face, panel cutout, latch shape and connector key. Confirm the complete part number and machine serial range before ordering.
What numbers are documented for 20Y-06-42121?
Formatting aliases for the same number: 20Y0642121.
How do I confirm 20Y-06-42121 before ordering?
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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