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Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector
Detail Information
Place of Origin:
USA
Certification:
Contact: 86+ 19959162250
Product Name:
Caterpillar Injector
OE NO:
155-1819
OE NO1:
155-1819
OE NO2:
155-1819
Warranty:
12 Months
Contact:
86+ 19959162250
Quality:
Brand New Genuine
Car Model:
CATERPILLA ENGINE
ApplicATio:
Fuel Injection System
Material:
High Speed Steel
Type:
Diesel
SIZE:
Origional Standard
Supply Ability:
1000pcs/months
Highlight:

Caterpillar Diesel Engine Fuel Injector

,

CAT 3412E fuel injector replacement

,

OEM 155-1819 Diesel Injector

Product Description

Caterpillar original High Pressure Fuel Injector Spare Parts 155-1819 Aftermarket Parts Compatible with 3126B 3126E 3126 C7 7.2L Engine for Construction Machinery Excavator Truck original new injector

Fuel Type

Diesel

Condition

New / Remanufactured Available

Applicable Engine

CAT 3126, CAT 3126B, CAT 3126E, CAT 3126 Marine Engine, CAT 3126 Industrial Engine, CAT 3126 Generator Engine

Injector Type

Electronic Unit Injector

Quality Standard

OEM Equivalent

Packaging

Not Specified

Fuel System

Diesel Fuel Injection System

OE Number

155-1819

Brand

CAT (Caterpillar)

Cross Number / Universal Number

157-3727, 173-1012, 173-4566, 173-9379, 188-1320, 222-5965, 145-9360, 0R-9348, OR9348, EX639348

Vehicle / Equipment Application

CAT 315 Excavator, CAT 317 Excavator, CAT 318 Excavator, CAT IT28G Wheel Loader, CAT Generator Sets, CAT Marine Engines, CAT Industrial Power Units, Heavy Duty Trucks Equipped with CAT 3126 Engines

Application Type

Construction, Power Generation, Marine, Industrial, Mining, Agricultural, Transportation

Procurement, fleet maintenance and repair teams sourcing reliable fuel system parts for CAT 3126-series platforms operating in demanding heavy-duty environments can rely on the 155-1819 Electronic Unit Injector, a precision diesel component built to OEM-equivalent standards. Made of hardened alloy steel, each unit passes 100% pre-shipment performance testing, carries a 12-month warranty, and is offered in new or remanufactured conditions to match different operational budgets. It fits all standard, marine, industrial and generator variants of CAT 3126, 3126B and 3126E engines.

As the core fuel metering and atomization component in the engine fuel system, the injector receives electronic control signals to deliver precisely timed, high-pressure atomized diesel directly into the combustion chamber. This optimized process enables full fuel-air mixing and efficient combustion, bringing measurable operational benefits: higher fuel efficiency, lower fuel consumption and exhaust emissions, improved power output, better cold-start performance, and reduced engine noise for smoother, more consistent operation.

Built for heavy-duty use across construction, mining, power generation, marine, transportation, industrial and agricultural sectors, it fits a wide range of equipment including excavators, wheel loaders, generator sets, marine engines, industrial power units and CAT 3126-powered heavy-duty trucks. It also supports multiple cross-referenced OEM, reman and aftermarket part numbers, simplifying spare parts matching for global B2B procurement, fleet upkeep and emergency equipment repair operations.

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 1

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 2

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 3

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 4

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 5

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 6

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 7

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 8

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 9

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 10

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 11

Caterpillar original Diesel Engine Fuel Injector Replacement for OEM 155-1819, Fit for CAT 3412E, 3126B, 3512B Engines and 5110B Equipment, HP Direct Replacement Part original new injector detail 12

Contact Detail:

ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,

Guangdong Province Tel:+86 020 88557755

Cellphone:+86 19959162250 WhatsApp:+86 19959162250

Email:2209396088@qq.com