CAT 265-7297 Engine Wiring Harness Assembly | Caterpillar 3412E

265-7297 Wiring Harness Assembly for Caterpillar 3412E Engines

OEM-grade heavy-duty engine wiring harness assembly (Part No. 265-7297 / 2657297) engineered specifically for Caterpillar 3412E (and 3408E) HEUI electronic diesel engines. Manufactured to rigid Caterpillar electrical specifications with premium high-temperature cross-linked polyethylene (XLPE) automotive-grade insulated wiring, heavy-duty braided protective sleeving, and factory-molded sealed weather-pack connectors with gold/tin-plated terminals. Delivers clean, uninterrupted signal and power transmission between the engine electronic control module (ECM), unit injectors, sensors, and actuators under extreme operating temperatures, vibration, and oily engine compartment environments.

Part Specifications

• Part Number: 265-7297 (2657297)
• Brand: Caterpillar (CAT)
• Engine Model: Caterpillar 3412E / 3408E HEUI
• Component: Engine Wiring Harness Assembly / Injector Harness
• Conductor Material: High-Conductivity Tinned Copper Wire
• Insulation / Protection: High-Heat Oil-Resistant Flame-Retardant Loom & Braided Sleeving
• Connectors: Heavy-Duty Sealed Industrial Connectors with Locking Tabs
• Condition: Brand New / OEM Replacement
• Country of Origin: China
• HS Code: 8544.30
• Application: Heavy Mining Equipment / Earthmoving / Marine Propulsion / Generator Sets

Compatible Caterpillar Equipment Models

Engineered for Caterpillar heavy machinery, mining haulers, marine vessels, and industrial packages powered by the 3412E engine platform, including:

• Off-Highway Mining Haul Trucks: 773E, 775E
• Large Wheel Loaders: 990 Series II
• Track-Type Tractors / Bulldozers: D9R (3412E engine arrangements)
• Wheel Tractor-Scrapers: 651E, 657E
• Marine Propulsion & Auxiliary Units: 3412E Marine Electronic Propulsion Engines
• Industrial Engines & Generator Sets: 3412E Petroleum Power Packages, Industrial Units, and Diesel Gensets
• Please verify engine arrangement number, serial number prefix (e.g. 4CR, 9PW, BFT), and pinout configuration before ordering.

Cross-Reference & Alternate Part Numbers

265-7297 | 2657297 | 198-2713 | 1982713 | 163-6700 | 1636700 | CAT2657297

Why Choose Us?

• Global B2B wholesale supply for heavy equipment fleets, mining contractors, and engine rebuild facilities
• Competitive volume pricing and bulk freight discounts
• 100% factory continuity and insulation resistance tested
• Fast worldwide air express and ocean freight dispatch

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