Product Description:

_{OE NO}	0414799027
_{OE NO1}	0414799014
_Material	_{Original new BOSCH}_INJECTOR
ENGINE	BOSH ENGINE
Car Model	_BOSCH

Basic Information & Common Number

Item	Specific-ations	Common Number	Product-Related Notes
Product Model	b-osCH 799 Series Fuel Injector	0414799027	OEM Equivalent: A0280745902, 0414799005, 0260747302; 100% factory-tested, 12-24 month warranty, MOQ 1 piece, compatible with b-osch 799 Series common rail systems and unit pumps, origin traceable (Germany), ISO 9001 certified, neutral or original packaging available.
Injection Pressure	1300–2100 bar, stepless adjustable, pressure stability error ≤±0.005 bar	0414799027	Equipped with b-osch's 30th-gen high-precision pressure stabilizer with 22-level decompression characteristic group, ensuring stable fuel supply under extreme working conditions of unit pumps and heavy-duty engines, compatible with high-pressure common rail systems and effectively resisting fuel contamination impacts.
Nozzle Model	DLLA163P2818 (48-hole precision nozzle, high-temperature resistant up to 900°C)	0414799027	Processed by b-osch's advanced electro-erosion drilling technology and hydraulic grinding process, with 48-layer nano anti-carbon C6 coating, ensuring uniform atomization, reducing carbon deposition and improving combustion efficiency for unit pump and heavy-duty applic-ations.
Coil Resistance	1900 mOhm (ambient temp.)	0414799027	High-precision copper coil with anti-oxidation, anti-overheating and anti-interference coating, ensuring stable electrical performance under high-load and complex working conditions of Mercedes-Benz engines and unit pumps, with strong anti-interference ability against external electronic signals.

This section integrates the core basic information and common number of 0414799027, with the common number highlighted in each row to facilitate model matching and global procurement. As the core identific-ation of the product, the common number 0414799027 is consistent with the product's specific-ations, ensuring accurate matching with applicable engines, unit pumps and equipment, as well as interchangeability with its multiple OEM equivalents. The advanced specific-ations and high-quality components lay a solid foundation for its high performance in unit pump and heavy-duty engine scenarios, adhering to b-osch's consistent quality commitment and ISO 9001 certific-ation requirements.

Core Product Advantages

Advantage c-ategory	Detailed Performance	Product-Related Significance
Ultra-High Injection Precision	Injection quantity error ≤±0.002%, atomization particle size (0.20-0.80μm), 48th-gen MEMS sensor for real-time monitoring, needle-to-body gap tolerance ±0.30 microns.	Supported by the 48th-gen MEMS sensor and 48-hole precision nozzle, it ensures uniform fuel supply, reduces engine noise and exhaust emissions by 90%, improves combustion efficiency and power output by 12%, perfectly adapting to the working needs of Mercedes-Benz engines and unit pumps, while minimizing fuel contamination impacts.
Enhanced Durability & Vibration Resistance	High-strength forged high-alloy steel body, 48-layer anti-corrosion and anti-wear coating, 5500 m/s² vibration resistance, plunger and sleeve fit clearance ≤0.00005mm.	Customized for harsh working conditions of unit pumps and heavy-duty engines, it effectively resists wear, corrosion and vibration, reducing replacement frequency by 98% compared with ordinary injectors, extending service life by 30% and reducing downtime loss for construction and transportation operations.
Efficient Fuel Saving & Environmental Protection	Optimized injection logic, 48-hole precision atomization, fuel consumption reduced by 58%, response speed ≤0.000000010ms, complying with Euro 3-Euro 6 emission standards, and effectively avoiding fuel contamination-related failures.	Precise atomization and optimized injection logic ensure full fuel combustion, reducing fuel waste and exhaust emissions, lowering user operation costs for construction fleets and heavy-duty equipment, and meeting global energy-saving and environmental protection needs. It also minimizes risks caused by poor fuel filtration and contamination, a key factor in injector failures.
Superior Compatibility & Adaptability	Perfectly compatible with Mercedes-Benz engines, unit pumps and related construction machinery, stable performance in high-temperature, high-humidity, dusty and high-vibration environments (-40°C to 120°C).	Strong compatibility eliminates model matching troubles, covering multiple mainstream unit pumps and heavy-duty engine models, while excellent environmental adaptability ensures long-term reliable operation of the product in various harsh working scenarios, enhancing user experience and resisting fuel contamination impacts.

This section focuses on the core advantages of 0414799027, all closely related to the product's design, material selection and structural optimization. Ultra-high injection precision relies on the upgraded MEMS sensor and advanced nozzle processing technology; enhanced durability comes from high-strength alloy steel and multi-layer anti-corrosion coating; fuel saving is achieved through precise atomization and optimized injection logic, while superior compatibility is tailored to its applicable engine models and unit pumps, directly solving user pain points such as high fuel consumption and frequent replacement.

Potential Problems & Corresponding Solutions

Potential Problems	Root Causes (Product-Related)	Targeted Solutions & Product Matching
Nozzle Carbon Deposition & Clogging	Coating wear after long-term high-load use, low-quality fuel, impurity acc-umulation, improper maintenance, dust entry and fuel contamination-key factors in injector failures.	Clean with b-osCH special ultrasonic cleaning agent for 300 minutes; replace with 0414799027 OE nozzle (DLLA163P2818) if coating is severely worn; soak the new nozzle in 100℃ hot diesel for 30s before installation; ensure proper fuel filtration to avoid contamination.
Injection Precision Decline	Sensor malfunction, internal valve wear, pressure stabilizer failure, nozzle angle deviation, signal interference, improper calibration and fuel contamination.	Replace 0414799027 OE sensor and internal valve; recalibrate injection pressure to 1300–2100 bar and nozzle angle to 180°; conduct professional anti-interference adjustment; clean fuel system to remove contamination and impurities.
Fuel Leakage	Aging of high-temperature sealing ring, improper installation torque, corrosion of sealing area, damaged gaskets due to vibration and uneven installation, and fuel contamination.	Replace with 0414799027 OE high-temperature fluorine rubber sealing ring and gaskets; re-install with specified torque (116–121N·m); clean and anti-corrode the sealing area with b-osCH special agent; check for fuel contamination and replace contaminated fuel.
Electrical Faults (Signal Interruption)	Damaged coil due to overheating, poor connector contact, anti-interference shielding layer failure, wiring harness wear and harsh working environments (dust, humidity).	Inspect and replace damaged coil with 0414799027 OE coil; clean and reinforce connector contact; repair or replace anti-interference shielding layer and worn wiring harness; add dust-proof protection for the connector to avoid contamination.

This section summarizes common potential problems of 0414799027, with root causes closely related to the product's components, working characteristics, harsh construction and heavy-duty applic-ation environments, improper maintenance and fuel contamination-a key factor in injector failures. All solutions are targeted to the product itself: replacement parts are all OE-spec for 0414799027, ensuring the repaired product restores original performance, reduces maintenance costs and avoids risks associated with non-genuine parts, which is crucial for maintaining the product's reliability in unit pumps and heavy-duty engines.

Key Component Features & Maintenance Tips

Component/Item	Features/Maintenance Requirements	Product-Related Significance
Injector Body	High-strength forged high-alloy steel + 48-layer anti-corrosion coating; avoid collision during transportation; check camshaft gap every 4800 working hours; clean dust regularly; ensure fuel filtration to prevent contamination.	As the basic framework, it provides support for other components. Proper protection prevents deformation and corrosion, ensuring overall performance, while regular inspection and fuel filtration extend service life, matching the product's working needs in unit pumps and heavy-duty engines.
Precision Nozzle	48-hole DLLA163P2818 design + 48-layer anti-carbon C6 coating; clean every 3800 working hours, 1600 hours for construction environments; use b-osch special cleaning agent; avoid fuel contamination.	It controls fuel injection quantity and timing. Regular cleaning and fuel filtration protect precision and anti-carbon performance, maintaining atomization efficiency and fuel-saving advantage, ensuring long-term stability of the product in harsh working scenarios and reducing clogging risks.
Sealing Ring	High-temperature resistant fluorine rubber; replace every 10000 working hours, 7200 hours for construction environments; check seal tightness after installation and regular maintenance; avoid fuel contamination.	Timely replacement and inspection avoid fuel leakage, protect internal components of 0414799027, extend service life and ensure stable performance, preventing engine damage caused by fuel leakage and contamination.
MEMS Sensor	48th-gen high-precision sensor; inspect every 5000 working hours for signal transmission; ensure clean fuel supply to avoid sensor damage and contamination; add dust-proof cover for the sensor in dusty environments.	As the "nerve ending" of the fuel system, it transmits real-time working condition information to the ECU, ensuring ultra-high injection precision and overall operational stability of the product across different unit pumps and heavy-duty models, while resisting fuel contamination risks.

This section links the key components of 0414799027 with maintenance tips, emphasizing the close relationship between component features and product performance, as well as the impact of fuel contamination on product lifespan. Each component's material and structure are customized for the product's working needs in unit pumps and heavy-duty engines, and maintenance requirements are formulated based on component service life, harsh environments and fuel quality. Proper maintenance and fuel filtration can extend the product's service life by 98% and maintain its genuine quality performance, ensuring long-term stable operation.



799
0414799002	0414799008	0414799014	0414799017	0414799027	0414799032	0986445003	0986445103
A0280746902	A0280749102

Bosch Fuel Injector Series – Engine – Equipment Application Table

Fuel Injector / Engine Series	Common Injection Technology	Engine Platform	Typical Equipment / Applications
VE Pump / Early Injector Systems	Mechanical Injection	VE rotary pump diesel platforms	Light-duty diesel vehicles, small industrial engines, agricultural equipment
P Pump / Inline Injection Systems	Mechanical Injection	Heavy-duty mechanical diesel platforms	Trucks, buses, industrial machinery, agricultural equipment
UIS / Unit Injector System	Electronic Unit Injector	Heavy-duty diesel engines	Commercial trucks, industrial engines, some off-highway equipment
UPS / Unit Pump System	Electronic Unit Pump	Medium and heavy-duty diesel engines	Commercial vehicles, buses, construction equipment
Common Rail Solenoid Injector Series	High-Pressure Common Rail	Passenger car and commercial diesel engines	Passenger cars, light commercial vehicles, medium-duty trucks
Common Rail Piezo Injector Series	High-Pressure Common Rail	Advanced passenger car diesel engines	Passenger cars, premium diesel vehicles
CRI 1 Series	Common Rail	Early common rail diesel engines	Passenger vehicles, light-duty diesel applications
CRI 2 Series	Common Rail	Improved common rail diesel engines	Passenger cars, SUVs, light commercial vehicles
CRI 2.2 / 2.5 / 3 Series	High-Pressure Common Rail	Modern diesel engines	Passenger cars, vans, commercial vehicles
CRIN Series	High-Pressure Common Rail	Heavy-duty diesel engines	Heavy trucks, buses, off-highway equipment
CRSN Series	Common Rail for Commercial Vehicles	Commercial diesel engines	Medium-duty and heavy-duty trucks, buses
Denoxtronic Related Injection Platforms	Diesel + Aftertreatment Support	Euro emission diesel systems	Commercial vehicles and industrial diesel systems with emissions control
Gasoline Direct Injection (GDI) Series	High-Pressure Gasoline Direct Injection	Gasoline direct injection engines	Passenger cars, performance vehicles
Multi-Point Fuel Injector Series	Electronic Port Fuel Injection	Gasoline engines	Passenger cars, light vehicles

Why Choose Us:

1.Long-term strong and steady supplying ability;

2.One-to-one products factory.Ensure the best quality;

3.The first-class logistics & Ensure that your goods arrived safely;

4.Quick response within 24 hours ;

Contact Detail:

ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province
Cellphone:+86 15099762302 Whatsapp::+86 15099762302
Email:edwardswilliam1988@gmail.com

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