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Category: — | Fits: 345C, C18, C15, 336D, 325D, 330D, C13, C7, C9
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État du stock En stock New PN 2644297
Replaceable OEM Parts (Compatible Models)
No OEM replacement record. Contact us
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CAT 1978391 SENSOR for 345C Caterpillar Part - WSTPARTS

The 1978391 SENSOR is a genuine and high-quality OEM replacement part compatible with Caterpillar 345C, C18 and C15 equipment. It is categorized under Sensor. Every unit is fitment-verified before dispatch, backed by factory-direct pricing and warranty coverage. Contact our parts team with your machine serial number for a fast quotation.

1978391 SENSOR for Caterpillar 345C — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement SENSOR (Part # 1978391). Designed for CAT 345C, C18, C15, 336D, 325D, 330D, C13, C7, C9 equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT 345C, C18, C15, 336D, 325D, 330D, C13, C7, C9
  • ✔ Meets Caterpillar original quality and performance standards
  • ✔ Genuine CAT parts with anti-counterfeit label | OEM alternatives with warranty
  • ✔ Available for order, contact for lead time

Specifications

Part Number (MPN)1978391
Product NameSENSOR
BrandCAT
Applicable Models345C, C18, C15, 336D, 325D, 330D, C13, C7, C9
Weight0.05 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 1978391 the right part for my machine?
Match the part number on your old part, or send us your equipment serial number — WSTPARTS verifies fitment free of charge for CAT 345C.

Genuine vs OEM replacement — what is the difference?
Genuine CAT parts carry an anti-counterfeit label. OEM equivalents are built to the same specifications, bench-tested and supplied with full warranty at a better price.

Stock, shipping and warranty?
Lead time confirmed on request; we quote the fastest available option. Every order is covered by a 12-month warranty.

📞 Get a Quote: Contact the WSTPARTS parts team | Email: cat@wstparts.com

Parts Diagram330D

Select model:
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330D · ELECTRICAL AND STARTING SYSTEM · 231-1978 CAT parts diagram
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Sel 0
14I-0379VALVE
26V-8397SEAL - O - RING (OD=12.83mm)
34N-9624ADAPTER
45P-1442HOSE (567.5cm)
57Y-8165GROMMET
69Y-8389GASKET
78T-4139BOLT (L=30mm)
85P-4924ELBOW
99S-4167STUDIn stock
108T-1715ADAPTER
116V-8634CONNECTOR
126V-8636CONNECTOR
136V-8724ELBOW
148T-1683ELBOW
151R-0762FILTER ASIn stock
162D-1290GROMMET
173J-1907SEAL - O - RING (ID=11.89mm)In stock
183K-0360SEAL - O - RING (ID=16.36mm)In stock
195K-8451CLIP
206V-4589SEAL - O - RING (ID=19.18mm)
216V-7357BOLT (L=25mm)
228L-2786SEAL - O - RING (ID=16.36mm)
238T-4121WASHER
248T-4133NUTIn stock
258T-4136BOLT (L=25mm)
268T-4137BOLT (L=20mm)
278T-4195BOLT (L=30mm)
288T-4196BOLT (L=35mm)
298T-4224WASHER
308T-4908BOLT (L=25mm)
319M-8406CLIP
329S-8004PLUGIn stock
339S-8005PLUGIn stock
349X-8256WASHER
357K-1181STRAP
365P-1076WASHER
Quality Guarantee
Warranty Period 12 months / under normal use
After-sales Response Response within 24h, solution within 48h
Return Policy Return or exchange within 7 days of receipt (original packaging required)
Quality Inspection 100% inspected before shipment; inspection report on request
Technical Support Free installation guidance; engineer support online
📦 Packaging
Packing Method Genuine or neutral packaging available
Protective Packing Shock-proof & moisture-proof materials
Part Number Label Individual part number label
Customization Custom carton marking supported
After-Sales Service Process
01
Contact Us
Describe issue / send photos
02
Engineer Review
Solution within 24h
03
Confirm Solution
Return, repair or replacement
04
Case Closed
Send-back / re-ship / refund
Apply for After-Sales Service
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