No Image Available
| Part Type | Electronic Unit Injector (EUI) |
| Fuel Type | Diesel |
| Actuation Method | Solenoid Controlled |
| Injection System | EUI / HEUI Compatible |
| Nozzle Configuration | Multi-Hole, Angle Cut |
| Solenoid Voltage | 12V / 24V (Application Specific) |
| Opening Pressure | Approx. 28-30 MPa (4000-4350 PSI) |
| Body Material | Hardened Alloy Steel |
| Included Components | Injector Assembly Only (Seals, Washers, Bolts Sold Separately) |
| Condition | New Aftermarket |
Manufacturer No.
10R-127310R1273
OEM Part No.
10R-1273239-4909249-070910R-923610R-85012394909249070910R923610R8501
Engine Part No.
Caterpillar C15Caterpillar C15 ACERTCaterpillar C16Caterpillar C18Caterpillar 3406ECaterpillar C32
Interchange No.
EX631273111007161273C10R1273COS10R-1273COS
Fitment Vehicles
Caterpillar 345C ExcavatorCaterpillar 365C ExcavatorCaterpillar 385C ExcavatorCaterpillar 773D Off-Highway TruckCaterpillar 775D Off-Highway TruckKenworth T800 (CAT C15)Peterbilt 379 (CAT C15)Freightliner Coronado (CAT C15)Western Star 4900 (CAT C15)
Fuel System - Industrial Encyclopedia
New aftermarket electronic unit injector (EUI) 10R-1273 for Caterpillar C15 ACERT, 3406E, C16, C18 diesel engines. Replaces CAT 239-4909, 249-0709. Engineered for precise fuel metering and durability.