Caterpillar Injector 3512B Excavator Parts 392-0215 Fuel Injector 3920215 10r-1276 10r1276 For Cat 3508b 3512b 3516b3512c 3516c Series Original New Injector

Parameter Item

Specific Value

Part Number

10R-1276

Compatible Engine Model

c-aterpillar 3512B Series Diesel Engine

Injector Type

MEUI (Mechanically Actuated Electronically Controlled Unit Injector)

Rated Injection Pressure

1500-2000 bar (High-Pressure Atomization Design)

Material Construction

High-Wear Resistance Alloy Steel, Corrosion-Resistant Sealing Components

Operating Temperature Range

-40°C to 150°C

Fit Type

Direct OEM Replacement, Plug-and-Play Installation

Advantage c-ategory

Detailed Performance Benefits

Fuel Injection Precision

Ultra-fine fuel atomization (particle size ≤50 microns); injection timing error controlled within ±1%, ensuring complete combustion and eliminating uneven fuel distribution

Efficiency Improvement

Boosts fuel utilization rate by up to 10-12% compared to standard aftermarket injectors; reduces overall fuel consumption and lowers operating costs for heavy-duty equipment

Durability & Reliability

Resists high-pressure fatigue, fuel corrosion, and abrasive contaminants; extends service life and reduces frequent replacement and maintenance downtime

Engine Power Stability

Maintains consistent power output and responsive engine performance; prevents power attenuation, rough idling, and misfires under heavy load and extreme working conditions

Emission Control

Optimizes combustion process to reduce harmful exhaust emissions, aligning with industrial environmental protection requirements for heavy-duty engines

Applic-ation Field

Specific Equipment & Usage Scenarios

Industrial Power Generation

c-at 3512B generator sets, standby/prime power units for mines, factories, and large-scale infrastructure

Marine Applic-ations

Marine propulsion engines, auxiliary power units for medium and large vessels, offshore engineering equipment

Heavy Construction Machinery

Large excavators, crushers, drilling rigs, and other high-load construction equipment powered by c-at 3512B engine

Oil & Gas Equipment

Oilfield pumping units, drilling power systems, and remote area power equipment

Maintenance Scenarios

Engine overhaul, routine injector replacement, fault repair for power loss, high fuel consumption, and abnormal idling

Cross-Compatible Part Numbers

Supports interchange with matching OEM part numbers for 3512B series fuel systems (direct replacement without modific-ation)