Guangzhou Lanxin Machinery Equipment Co., Ltd
                                                                                                           
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309-5710 CAT Excavator ECU Control Unit Controller Computer Board

Price Negotiable
Price: $1420 - $1530
MOQ: 1
Delivery Time: 3-7 work days
Brand: CAT
Product Description
309‑5710 ECU Controller Computer Board For CAT Excavator Engine ECU Control Unit
 
High‑quality aftermarket 309‑5710 computer board assembly, original‑equivalent engine control unit for Catr excavator electronic system repair and replacement.
 
 

Key Features

 

  1. Standard OEM part number 309‑5710, perfect plug‑and‑play match for target CAT machinery
  2. High‑precision mainboard chip, stable signal processing, accurate engine control and fault diagnosis
  3. Strict program burning & function testing before shipment, no program error, stable operation
  4. Waterproof, dust‑proof and anti‑interference circuit design, adapts to harsh construction site environments
  5. Exact pin definition and wiring layout same as original, direct installation without modification
  6. Anti‑aging electronic components, long service life and low failure rate under continuous working conditions
  7. Supports engine speed control, fuel injection regulation, fault code monitoring and data feedback
  8. Wide compatibility with multiple CAT excavator & engine models

 

 

Product Information

Item Specification
Part Number 309‑5710
Product Name ECU / Controller / Computer Board / Engine Control Module
Material High‑Grade Circuit Board, Industrial‑Grade Chips & Electronic Components
Function Engine Control, Speed Regulation, Fuel Injection Control, Fault Diagnosis, Signal Processing
Application CAT Excavator, Heavy‑Duty Construction Machinery
Condition Brand New Aftermarket Replacement

 

 

Related Products

Category Replaceable Part Numbers / Compatible Models
General OEM Series 309‑5710, 3095710, 286‑3686, 286‑3687
Compatible Excavator Models 320D, 323D, 324D, 325D, 329D, C6.4 Engine Series

 

 

Fitment Application

  • Suitable for Cat D‑series medium excavators equipped with C6.4 engine, widely used in construction machinery electronic system overhaul and repair workshops.

 

 

 

 

 

 

 FAQ

Q1: What is the OEM part number?

 
A1: Main part number is 309‑5710.
 

Q2: Which engine & excavator does it fit?

 
A2: Mainly for CAT C6.4 engine, compatible with 320D, 323D, 324D D‑series excavators.
 

Q3: Is the program pre‑installed?

 
A3: Yes, pre‑programmed, plug‑and‑play directly.
 

Q4: Can it be installed directly?

 
A4: OEM standard pin definition, no modification needed.
 

Q5: What is the main function?

 
A5: Control engine working status, fuel injection, speed and fault diagnosis.
 
 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Lanxin Machinery Equipment Co., Ltd
Location No. 407, Building 4, Tianji International Machinery, 12 Dongheng Sanlu Road, Zhujun District, Guangzhou City
Contact Person Isaac

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