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Product Details
Product Overview
This high-performance turbocharger is engineered specifically for the Doosan DH300-5 excavator equipped with the D1146 and D1146TI diesel engines. As a direct replacement for OEM units, this turbo ensures your heavy equipment maintains peak power output and fuel efficiency. We are a leading global supplier, serving major markets across North America, Europe, Asia-Pacific, the Middle East, and South America with fast, reliable shipping to ports worldwide.
Key Features & Benefits
OEM Specification: Manufactured to meet or exceed original Doosan performance standards, ensuring a perfect fit and seamless operation.
Enhanced Durability: Constructed with high-grade cast iron and precision-engineered bearings to withstand extreme operating temperatures and high RPMs, extending service life.
Improved Fuel Economy: Optimized compressor and turbine wheel geometry deliver superior air-fuel mixing, reducing specific fuel consumption and operational costs.
Plug-and-Play Installation: Pre-balanced rotating assembly and direct bolt-on design minimize installation time and eliminate the need for modifications.
Rigorous Quality Control: Every unit undergoes 100% performance testing for boost pressure, oil seal integrity, and vibration levels before shipment.
Major Markets Served: USA, Canada, UK, Germany, France, Australia, UAE, Saudi Arabia, Singapore, South Africa, and Brazil.
Fast Delivery: Stocked inventory ready for immediate dispatch. Standard delivery to major industrial hubs (Houston, Rotterdam, Dubai, Shanghai) in 3-7 business days.
Trade Compliance: Experienced in international export documentation, customs clearance, and tariff classification.
Quality Assurance
Manufacturing Standards: Produced in ISO 9001:2015 certified facilities. Core components are sourced from Tier-1 suppliers.
Testing: 100% factory tested for boost pressure, oil flow, and rotational balance. Each unit includes a test report.
Warranty: Comes with a standard 12-month warranty against manufacturing defects in materials and workmanship, covering core failure and excessive oil leakage.
FAQ
Q1: Is this turbocharger a direct bolt-on for my Doosan DH300-5, or do I need additional parts? A1: Yes, this is a complete turbocharger assembly designed as a direct bolt-on replacement. You will not need adapter plates or modifications. However, we recommend replacing the oil feed and return gaskets and cleaning the oil supply line during installation to prevent contamination.
Q2: How do I identify if my engine uses the D1146 or D1146TI turbo? A2: The D1146TI (Turbo Intercooled) engine will have an intercooler mounted in front of the radiator. The standard D1146 engine does not. The turbo part number is usually stamped on a metal tag attached to the compressor housing. The numbers 466721-0012 and 65.09100-7038 are the most common identifiers for the turbocharged version.
Q3: What maintenance is required to ensure the longevity of this turbocharger? A3: Ensure your engine oil and filter are changed regularly (every 250-500 hours for severe duty). Let the engine idle for 2-3 minutes before shutdown to allow the turbo to cool down and the oil to circulate. Upon initial installation, pre-lubricate the turbo by pouring clean engine oil into the oil inlet hole and spinning the wheel by hand.
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