Product Overview

This high-quality Common Rail Pressure Limiting Valve (part numbers 1110010009 and 1110010022) is a critical component for maintaining precise fuel pressure within the Bosch Common Rail fuel injection system. Designed for direct replacement of OEM units 0445226041 and 0445226063, this valve ensures reliable overpressure protection for your diesel engine’s fuel rail. We ship globally from our Shandong, China facility, serving major markets in North America, Europe, Southeast Asia, the Middle East, and South America with fast, reliable logistics.

Key Features & Benefits

• Precision Engineering: Manufactured to standard OEM dimensions for a perfect, hassle-free fit on Bosch CR pipes.
• High-Quality Construction: Built with durable materials to withstand the extreme pressures of modern common rail systems, ensuring long service life.
• Direct Replacement: A direct swap for failed or worn original valves, restoring proper fuel rail pressure regulation and engine performance.
• System Protection: Prevents pressure spikes that can damage sensitive fuel system components like injectors and the high-pressure pump.
• Cost-Effective Solution: Offers a reliable aftermarket alternative to expensive dealer parts without compromising on quality or performance.

Technical Specifications

OEM Cross-Reference

This pressure limiting valve directly replaces the following original equipment manufacturer (OEM) part numbers:

• 1110010009
• 1110010022
• 0445226041 (Bosch Common Rail Pipe Valve)
• 0445226063 (Bosch Common Rail Pipe Valve)

Note: Please verify your existing part number before purchasing to ensure compatibility.

Compatibility

This valve is specifically designed for use in Common Rail fuel systems, typically found on Bosch CR fuel injection pipes. It is a universal component used across a wide range of diesel engine applications, including:

• Engine Types: Inline and V-type diesel engines equipped with Bosch Common Rail systems.
• Vehicle Applications: Heavy-duty trucks, agricultural tractors, construction machinery (excavators, loaders), and industrial diesel generators.
• Common Engine Models: Fits various models from Cummins, Caterpillar, Deutz, Volvo, and other major manufacturers using Bosch CR technology.

Global Supply & Distribution

We are a dedicated supplier to the global B2B aftermarket, ensuring your business gets the parts it needs on time. Our logistics network supports:

• Worldwide Shipping: Reliable air, sea, and express courier services (DHL, FedEx, UPS, TNT).
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, Poland), Asia-Pacific (Australia, Indonesia, Thailand, Vietnam), Middle East (UAE, Saudi Arabia), and Africa (South Africa, Nigeria).
• Fast Delivery: Efficient processing and dispatch to major ports like Shanghai, Qingdao, Ningbo, and industrial centers worldwide.
• Volume Orders: Competitive pricing and fast turnaround for wholesale and bulk orders (MOQ: 50 Pcs).

Quality Assurance

We prioritize quality to ensure your diesel engine operates reliably. Our commitment includes:

• Manufacturing Standards: Produced in a controlled environment, adhering to strict quality control procedures.
• Testing: Each valve is tested for proper pressure relief function to prevent system failures.
• Warranty: We stand behind our product with a 4-month warranty against manufacturing defects.
• Certification: Our processes are aligned with international trade and quality expectations for automotive parts.

FAQ

Q1: What is the function of this pressure limiting valve?

A: The pressure limiting valve is a safety device mounted on the common rail pipe. Its primary function is to protect the fuel injection system by opening and relieving excess fuel pressure if it exceeds a safe limit, preventing damage to injectors, the pump, and the rail itself.

Q2: How do I know if this valve is compatible with my engine?

A: Compatibility is determined by the part number. Please check the part number on your existing valve. If it matches 1110010009, 1110010022, 0445226041, or 0445226063, this part is a direct replacement. It is designed for standard Bosch Common Rail pipes.

Q3: What are the signs of a failing pressure limiting valve?

A: A faulty valve can cause several issues, including: fuel leaks from the rail area, engine starting difficulties, a significant loss of engine power, rough idling, or the engine entering a “limp mode” due to detected fuel pressure faults. Replacement is recommended if any of these symptoms appear alongside a diagnosed rail pressure issue.