Product Overview

This is a high-performance Fuel Pump Solenoid Valve, engineered as a direct replacement for Caterpillar® heavy machinery. Designed for the demanding conditions of construction and mining, this precision component ensures reliable fuel system operation. We supply this critical part globally, with extensive experience serving major markets across North America, Europe, the Middle East, and Asia-Pacific, ensuring fast delivery to key industrial hubs and ports worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and seamless integration into your engine’s fuel injection system.
• Premium Material: Constructed from high-speed steel for exceptional durability, wear resistance, and long service life under high-pressure conditions.
• 100% Professionally Tested: Each unit undergoes rigorous quality control and performance testing to guarantee optimal operation and reliability before shipment.
• Enhanced Performance: Ensures precise fuel metering and timing, contributing to stable engine performance, efficient fuel consumption, and reduced emissions.
• Global Compliance Ready: Packaged and documented for smooth international shipping, adhering to standard export and customs requirements.

Technical Specifications

OEM Cross-Reference

This solenoid valve is a direct interchange for the following OEM and aftermarket part numbers:

• CAT: 312-5620, 3125620
• Common Cross-References: 236-0962, 235-2888, 10R-7224

Note: Always verify part number compatibility with your specific engine serial number before purchase.

Compatibility

This part is designed primarily for Caterpillar® diesel engines. Key application includes:

• Engine Model: CAT 320D with 6.4L engine configuration.
• Machine Application: Specifically for the fuel pump assembly on compatible 320D excavators.
• Purpose: For the replacement or repair of a faulty solenoid valve within the fuel injection system to restore proper engine function.

Global Supply & Distribution

We are a professional B2B supplier specializing in diesel engine components for the global heavy equipment market. Our logistics network ensures efficient shipping to all major regions:

• Major Markets Served: North America (USA, Canada), European Union, United Kingdom, Australia, Middle East (UAE, Saudi Arabia), and Asia-Pacific (Singapore, Japan).
• Fast Delivery: We prioritize shipments to major industrial ports and logistics centers, offering reliable air and sea freight options to minimize downtime for your operations.
• Export Expertise: All documentation (commercial invoice, packing list, certificate of origin) is provided professionally to ensure hassle-free customs clearance worldwide.

Quality Assurance

We stand behind the quality and performance of every part we supply.

• Manufacturing Standards: Produced in ISO-certified facilities using precision tooling and high-grade materials.
• Comprehensive Testing: Each solenoid valve is 100% professionally tested for electrical resistance, actuation pressure, and leak integrity to meet or exceed OEM performance parameters.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your investment.

FAQ

Q1: Is this a direct fit for my CAT 320D excavator?
A1: Yes, this 312-5620 solenoid valve is a direct OEM replacement designed for the CAT 320D with the 6.4L engine. For absolute certainty, we recommend cross-referencing your machine’s serial number or the part number on your existing valve.

Q2: What are the symptoms of a failing fuel pump solenoid valve?
A2: Common signs include engine hard starting, rough idle, loss of power, intermittent stalling, and irregular engine RPM. In many cases, it will trigger an engine diagnostic trouble code (DTC) related to the fuel system.

Q3: Do you provide technical support for installation?
A3> While we supply the component, installation should be performed by a qualified diesel technician. We can provide general specifications and OEM part diagrams to assist your service team. Always follow the official CAT service manual procedures for safe and correct installation.