Construction machinery parts supplier · Responsive quotation support

Excavator Spare Parts

140-9378 12V 5-Pin Relay for CAT 301.5 Mini Excavator

OEM / reference140-9378
Specification12V 5-Pin Electrical Relay
Catalog ID53105916
Product Type
Sealed electrical relay
Voltage
12V DC
Pins
5
Contacts
Silver contact
Housing
Sealed black relay body
Condition
New replacement relay

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.

Part-number relationships

RelationshipReference familyNumber
Primary Part NumberCAT electrical relay140-9378
Formatted AliasSame CAT number without separator1409378
Rejected RelationshipDifferent CAT plate assembly; not an interchange140-3030

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
  • 140-9378
Formatting alias
  • 1409378
Other documented relationship
  • 140-3030

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

12V 5-Pin Electrical Relay

Category
Excavator Spare Parts
Catalog ID
53105916
Photo views
4

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

1 model reference

  • CAT mini excavator: 301.5

Fitment / evidence notes

  • Fitment limitation: Confirm 140-9378, 12V, five-pin terminal pattern and machine serial

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 140-9378

Which machines use 140-9378?

Recorded compatible model references include CAT mini excavator: 301.5. Recorded fitment/evidence notes: Fitment limitation: Confirm 140-9378, 12V, five-pin terminal pattern and machine serial. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 140-9378?

Formatting aliases for the same number: 1409378.

How do I confirm 140-9378 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.

Continue comparing verified references from the same system.

Browse this category
WhatsApp