Weichai Baudouin 12M33 Fuel Injector – Product Details
Product Overview
Weichai Baudouin 12M33 Fuel Injector (OEM Part No.: 331005001218 / 1001703128 / 1004135715) is a genuine OEM high-pressure common-rail fuel injector assembly, engineered exclusively for
Weichai Baudouin 12M33 series V?12 heavy?duty diesel engines. As a core component of the engine’s electronic fuel injection system, it delivers precise, atomized fuel into the combustion chamber, ensuring optimal combustion efficiency, power output, and emission compliance for marine propulsion, generator sets, and industrial power applications.
Basic Specifications
| Item |
Details |
| Part Numbers |
331005001218, 1001703128, 1004135715 (genuine OEM) |
| Brand |
Weichai Baudouin (Weichai Group) |
| Applicable Engine |
Weichai Baudouin 12M33 series (V?12, 4?stroke, 39.2L displacement) |
| Injection System |
Electronic high?pressure common?rail (EFI) |
| Injector Type |
Solenoid?controlled common?rail injector |
| OEM Equivalent |
Bosch 0445120471 (matching performance) |
| Operating Pressure |
Up to 1,600 bar (common?rail system) |
| Nozzle Type |
Multi?hole precision injection nozzle |
| Fuel Compatibility |
Diesel fuel (compliant with EN 590 / GB 252 standards) |
| Electrical Connector |
OEM?specific waterproof plug?and?play connector |
| Seal Type |
High?temperature copper gaskets + O?rings |
| Condition |
New, original genuine assembly |
| Design Life |
≥ 15,000 operating hours |
| Emission Compliance |
China Non?road Stage III / equivalent international standards |
Key Features & Advantages
- Precision Fuel DeliveryMulti?hole precision nozzle and solenoid?controlled injection ensure ultra?fine fuel atomization and accurate injection timing, maximizing combustion efficiency and minimizing fuel consumption.
- High?Pressure DurabilityBuilt to withstand continuous 1,600?bar common?rail pressure, with robust internal components resistant to high?pressure fatigue and wear.
- OEM Perfect Fit & CompatibilityManufactured to exact OEM dimensions and electrical specifications for direct bolt?on installation, fully compatible with 12M33 engine’s ECU and fuel system.
- Superior Atomization & CombustionOptimized nozzle geometry produces uniform fuel mist, promoting complete combustion, reducing soot emissions, and lowering exhaust temperature.
- Corrosion & Wear ResistanceHigh?grade steel internal components and precision surface treatment resist fuel corrosion, cavitation, and abrasive wear, ensuring long?term reliability.
- Waterproof & Vibration ResistantSealed electrical connector and robust housing design withstand engine vibration, moisture, and harsh marine/industrial environments.
- Emission OptimizationPrecise injection control meets strict non?road emission standards, reducing NO? and particulate matter emissions.
Application Scope
Application: Provides fuel injector in various 6M26, 6M33, 12M33,12M55,16M33,16M55 series engines
Packaging & Supply
- Packaging: Anti?static, shock?proof export carton with individual injector protection
- MOQ: 1 piece
- Shipping Ports: Qingdao, China
- Delivery: Sea freight, air freight, express courier
- Payment Terms: T/T, L/C (negotiable)
- Warranty Time:12 month
Installation & Maintenance Notes
- Install only by certified technicians following Weichai Baudouin official service manuals.
- Use genuine injector gaskets, seals, and high?pressure fuel lines to prevent leaks.
- Calibrate injector flow rate and injection timing with OEM?approved equipment after installation.
- Replace fuel filters regularly (every 500 hours) to prevent injector clogging.
- Inspect for fuel leaks, abnormal noise, or performance degradation; replace faulty injectors immediately.
- Avoid contamination during installation; keep fuel system clean to extend injector life.
Why Choose Genuine Weichai Baudouin 12M33 Fuel Injector?
- OEM?Grade Precision: Guaranteed injection accuracy and performance matching factory standards.
- Long Service Life: Designed for 15,000+ hours of heavy?duty operation with minimal maintenance.
- Perfect System Integration: Fully compatible with 12M33’s ECU and common?rail fuel system.
- Emission Compliance: Meets strict global emission standards for marine and industrial use.
- Global Support: Backed by Weichai’s worldwide parts distribution and service network.
