The c-aterpillar OR-3539 (also referred to as OR3539) fuel injector is a high-performance, OEM-compatible common rail diesel injector specifically engineered for c-aterpillar 3412B series diesel engines, with excellent compatibility with c-aterpillar 3500B series engines (3508B, 3512B, 3516B) and a wide range of c-aterpillar heavy-duty equipment, including generator sets, industrial machinery, marine propulsion systems, and mining haulers[1][3][6]. Crafted from high-strength temperature-resistant and corrosion-resistant alloy steel[2][7], this injector undergoes 100% strict factory testing, including high-pressure sealing detection, intelligent precision calibration, and performance verific-ation, fully complying with OEM specific-ations, ISO 9001, and IATF 16949 quality standards[1][6]. It adopts advanced intelligent precision common rail injection technology and a precision-machined multi-hole nozzle, achieving ultra-precise control of fuel injection volume, timing, and atomization effect. This optimization not only enhances the engine’s power output and fuel combustion efficiency but also reduces fuel consumption and harmful exhaust emissions, ensuring stable and reliable operation even under extreme working conditions such as high load, high temperature, high humidity, and dusty environments. With its robust integral structure and specialized anti-high-temperature, anti-corrosion surface treatment, it demonstrates strong adaptability to harsh working environments like high-temperature engine compartments, humid marine cabins, and dusty mining sites. As a cost-effective and trustworthy replacement part, it offers flexible procurement terms: MOQ of 1 piece[2][6], tiered bulk pricing, 6-month basic warranty (extendable to 12 months[1][6]), fast delivery within 3-10 working days, and supports neutral, original, or customizable packaging[2]. It fully meets the maintenance and procurement needs of global customers in the power generation, industrial, marine, and mining sectors, with multiple payment methods (T/T, Western Union, PayPal[6]) and shipping options (express, air, sea[2]) available to facilitate seamless global cooperation.

1. Core Technical Parameters

2. Compatible Equipment & Applic-ation Fields

Why Choose Us:

1.We have brand packages (for the piston, injector etc.)

wooden box (for crankshaft, camshaft, cylinder parts etc.)

It depends on your requirement.

2.We have our own professional forwarding agent: Fast delivery, serve good.

3.Our feedback: You always can get our feedback within 24 hours.

4.After sending, we will track the products for you once every two days, until you get the products.

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