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Caterpillar 439-5039 Coolant Level Sensor (OE# 4395039)
Caterpillar 439-5039 Coolant Level Sensor (OE# 4395039)

Caterpillar 439-5039 Coolant Level Sensor (OE# 4395039)

发布日期:2025.03.13 浏览量:

产品描述

Caterpillar 439-5039 Coolant Level Sensor (OE# 4395039)

Premium Solution for Engine Protection in Heavy-Duty Applications

Product Overview

As a direct replacement for OEM 439-5039/4395039, this coolant level sensor ensures precise monitoring of engine coolant in Caterpillar® equipment including:

  • Excavators: 320 Series, 336GC, 345GC

  • Bulldozers: D3K2 LGP, D5K2 XL, D6K

  • Trucks: 740B, 745C, 785D Mining Haulers

Compatible with: Komatsu, Volvo CE, John Deere construction vehicles via adapter kits

Technical Specifications

Part Numbers439-5039 | 4395039 | 549-6892 (Updated Version)
Operating Temp-40°C to 125°C
Voltage Range9-32VDC
Sealing StandardIP67/IP6K9K
Warranty2 Years

Why Choose Growshine International?

As a leading supplier of engineering machinery parts and heavy truck components, we provide:

  • Global certifications: ISO 9001, CE, RoHS

  • 1-3 day worldwide shipping via DHL/UPS/FedEx

  • Customized packaging for bulk orders

Common Failure Cases & Solutions

Case 1: Coolant Leakage in CAT 320 Excavator

Symptoms: Frequent low coolant warnings (SPN 111 FMI 1)

Diagnosis: Cracked sensor housing due to vibration stress

Solution: Replaced with 439-5039 sensor + added anti-vibration mount

Case 2: Engine Overheating in Volvo EC220DL

Symptoms: Erratic temperature readings

Root Cause: Contaminated sensor contacts

Repair: Installed new sensor + coolant flush

Global Supply Network

Growshine International supports construction, agricultural, and automotive sectors with:

  • Genuine OEM parts for Caterpillar®, Cummins®, Bosch®

  • Customized solutions for special machinery

  • Trade services: EXW, FOB, CIF

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