1547909 Volvo EUI Fuel Injector 100% Bench Tested High Precision Electronic Unit Injector for D12A D12C D12D Heavy-Duty Engine

Volvo 1547909 EUI Fuel Injector – Precision Injection, Stable Power Output, Reliable Performance for D12 Series Diesel Engines

We are a professional diesel fuel system manufacturer specializing in heavy-duty engine injection components. Our 1547909 Volvo Electronic Unit Injector (EUI) is developed as a high-quality replacement solution for Volvo D12A, D12C and D12D diesel engines, widely used in Volvo FH12 / FM12 trucks and construction machinery applications.

Based on mature EUI electronic injection technology, this injector integrates the high-pressure pumping element, electronic control valve and precision nozzle assembly into one compact unit. It provides accurate fuel delivery, stable injection timing and uniform fuel atomization to help diesel engines maintain reliable performance under heavy-load working conditions.

For repair workshops and fleet maintenance companies, a worn injector usually causes problems such as difficult starting, unstable idle speed, weak acceleration, excessive fuel consumption and black smoke emissions. Our 1547909 injector is designed to restore proper fuel injection performance and improve engine operating stability.

Key Product Advantages

1. High-Precision EUI Injection Technology for Volvo D12 Engines

The 1547909 electronic unit injector adopts precision-machined internal components and optimized fuel delivery structure.

The injector provides:

• Accurate fuel metering
• Stable injection timing
• Consistent atomization performance
• Improved combustion efficiency
• Reliable engine response under heavy loads

It is suitable for demanding applications including highway transportation trucks, construction equipment and industrial diesel operations.

2. 100% Professional Bench Testing Before Shipment

As a factory supplier, we understand that injector quality directly affects engine reliability.

Before delivery, every 1547909 injector passes our professional testing process:

• Injection quantity inspection
• Fuel leakage testing
• Solenoid response testing
• Injection pressure verification
• Spray pattern checking
• Overall performance calibration

Only qualified injectors are released for shipment.

This helps reduce installation problems and repeated maintenance costs for overseas repair workshops.

3. Heavy-Duty Structure for Long Working Life

The injector body is manufactured with high-strength materials and upgraded sealing components.

Designed for:

• Continuous high-temperature operation
• Heavy-load transportation
• Construction machinery vibration
• Long working cycles

The reinforced sealing system improves fuel tightness and reduces the risk of internal leakage during long-term operation.

Product Specifications

Compatible Volvo Injector Models Reference

Why Choose Our 1547909 Volvo Fuel Injector?

Factory Direct Supply

We manufacture and supply diesel fuel system components for global customers, including:

• Heavy truck repair workshops
• Construction machinery service centers
• Diesel engine distributors
• Fleet maintenance companies
• Auto parts wholesalers

Our product range covers:

• Electronic Unit Injectors (EUI)
• Common Rail Injectors
• High Pressure Fuel Pumps
• Engine Control Modules (ECU)

Strict Quality Control

Different from simple trading suppliers, we operate our own inspection process.

Every injector is checked before shipment to ensure:

✓ Correct fuel delivery performance
✓ Stable electrical response
✓ Proper sealing condition
✓ Reliable installation performance

We provide both brand new replacement injectors and professionally remanufactured injectors according to customer requirements.

Supply & Service Advantages

For international customers, we provide:

• Factory competitive pricing
• Flexible MOQ
• Mixed part number orders accepted
• Neutral export packaging
• Customized customer packaging support
• Fast worldwide delivery
• 12-month warranty service

Our engineering team also provides professional part number matching support to help customers avoid incorrect applications.

Installation Guide

Before ordering, please confirm:

1. Original injector part number
2. Engine model
3. Vehicle or machine model
4. Existing injector specifications

After installation:

• Professional diagnostic inspection is recommended
• Injector calibration parameters should be checked according to engine requirements

Correct matching ensures stable engine performance and longer service life.

Frequently Asked Questions

1. Can this 1547909 injector directly replace my original injector?

Yes. Please provide your engine model, machine model and original injector number. Our engineers will verify compatibility before shipment.

2. Is this injector tested before delivery?

Yes. Every injector is tested on professional equipment before delivery.

3. Do you supply new and remanufactured options?

Yes. We provide:

• New replacement injectors
• OEM quality injectors
• Remanufactured injectors

4. What warranty do you provide?

All injectors include a 12-month global warranty.

5. What is the delivery time?

For regular stock items, shipment can normally be arranged within 3-7 working days.

6. Can I combine different injector models in one order?

Yes. We support mixed part number orders for distributors and repair workshops.

About Our Diesel Injection Parts Factory

We are a professional supplier specializing in diesel engine fuel system components.

With years of experience in injector matching, calibration and quality inspection, we support customers worldwide with reliable replacement solutions for:

• Volvo diesel engines
• Cum-mins engines
• Scania engines
• Komatsu machinery
• Isuzu diesel systems
• Industrial generator engines

Our goal is simple: provide repair professionals with stable-quality diesel components, accurate matching support and dependable after-sales service.

Choose us as your long-term diesel fuel system partner for reliable products, competitive pricing and professional technical support.