YUCHAI HD 4G-120 ECM Engine Control Module (ECM)

The YUCHAI HD 4G-120 ECM is a premium-grade Engine Control Module engineered specifically for heavy-duty commercial vehicles utilizing Compressed Natural Gas (CNG) and Liquefied Natural Gas (LNG). Manufactured by Guangxi Yuchai Machinery Group Co., Ltd., this advanced controller (Model: YCGCU) delivers precise fuel management, emission control, and optimal engine performance. Built to withstand extreme environmental conditions, it operates flawlessly within a temperature range of -40°C to 120°C. With its robust 9-36VDC power compatibility and rigorous E4 international safety and emissions certifications, this genuine OEM replacement part ensures your natural gas engine operates efficiently and reliably.

Technical Specifications:

  • Brand: YUCHAI

  • Model: HD 4G-120 ECM (YCGCU)

  • Manufacturer: Guangxi Yuchai Machinery Group Co., Ltd.

  • Part Number: SN1000-3823351 / E2493311B

  • Compatible Fuel Types: CNG & LNG (Compressed / Liquefied Natural Gas)

  • Operating Temperature Range: -40°C to 120°C

  • Input Voltage: 9-36VDC

  • Maximum Current: 20 Amps Max

  • Certifications: E4 Approval (10R-053214, 110R-010393)

YUCHAI HD 4G-120 ECM Engine Control Module (ECM) Description

BrandYuchai
ModelHD 4G-120 ECM

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Shipping policy

If you are buying multiple items, please contact us before checking out so we can get you the best combined rate for shipping.

Our default shipping rate is $100, which is enough to cover the cost of most shipments, but it is not our expected shipping rate. Due to the varying weights and sizes of products and customer locations, please contact us with your location and the products you are interested in to get the best current shipping rates.

 

ENERAL DELIVERY INFORMATION

Orders will be processed and shipping during standard working hours (0830 – 1700 GMT+8) Monday to Friday (excluding Bank Holidays)
On rare occasions, your order may be handled and/or processed on a Saturday. However, we are unable to ship items on weekends, therefore any orders dealt with on the weekend will be send out the next following working day.

The cut-off point for orders to be shipped the same day is 14:00 – please contact us to confirm stock levels before placing your order
Any orders placed after the cut-off will ship the next working day assuming all parts are in stock and ready for dispatch.

All orders:

  • must be paid for in full before any goods are dispatched
  • require a signature upon delivery. Please ensure delivery can be made to an address where someone will be available to sign for the delivery
  • are packaged with great care, ensuring your order and the contents it contains, makes it safely through the delivery network

YUCHAI HD 4G-120 ECM Engine Control Module (ECM)

Genuine YUCHAI HD 4G-120 ECM Engine Control Module designed for heavy-duty CNG and LNG engines. This OEM controller (SN1000-3823351) features a 9-36VDC operating range, extreme temperature resistance (-40°C to 120°C), and E4 certification to guarantee reliable performance and precise fuel management for your commercial vehicle.