How do I confirm pilotpart137171 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

12V Safe Relay YM119802-77200 for Komatsu Engine 3D88E 4D88E 4D94LE Loader CK35-1 CK30-1 CK20-1 CK25-1 SK1020-5 SK815-5 Excavator PC20MR-2 PC30MR-3 PC55MR-3

For Komatsu Relay

Relay 119802-77200 for Komatsu

Q: What part numbers are associated with this Relay?

119802-77200, YM119802-77200, 3D76E-6, 3D82AE-5M-BA, 3D82AE-6, 3D82AE-6BM-DA, 3D84E-5N-BA, 3D84E-5X-AB, 3D88E-5P-BA, 3D88E-6, 3D88E-6BP-DA, 4D88-6

OEM / REF: 119802-77200SKU: pilotpart137171

12V Safe Relay YM119802-77200 for Komatsu Engine 3D88E 4D88E 4D94LE Loader CK35-1 CK30-1 CK20-1 CK25-1 SK1020-5 SK815-5 Excavator PC20MR-2 PC30MR-3 PC55MR-3 is a Relay replacement part for Komatsu Electrical Parts, categorized under Electrical Parts > Relay. Use OEM part number 119802-77200 and confirm machine model...

Stock: In stock
Condition: New
Fitment: Komatsu Electrical Parts
Category: Relay

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$19.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 10 – Aug 17
10	Aug 8 – Aug 15
50	Aug 6 – Aug 13

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Relay Description

This listing helps buyers source a Relay for Komatsu Electrical Parts by OEM number 119802-77200, SKU pilotpart137171, and Electrical Parts > Circuit Protection & Regulation > Relay category filters.

Additional cross references on file: YM119802-77200, 3D76E-6, 3D82AE-5M-BA. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

119802-77200 YM119802-77200 3D76E-6 3D82AE-5M-BA 3D82AE-6 3D82AE-6BM-DA 3D84E-5N-BA 3D84E-5X-AB 3D88E-5P-BA 3D88E-6 3D88E-6BP-DA 4D88-6

Fitment Notes

Brand or application signal: Komatsu Electrical Parts
Product family: Relay
System category: Electrical Parts > Circuit Protection & Regulation > Relay
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.