Time: 2025-07-11 16:15:31
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At Tonkee Machinery Co., Ltd., we understand that the longevity and efficiency of your heavy equipment hinge on the integrity of its hydraulic system. A critical component in safeguarding this system is the "relief valve". These unsung heroes prevent costly damage by regulating hydraulic pressure, ensuring smooth operation and protecting vital parts from overpressure. Whether you're operating excavators, bulldozers, or other construction equipment, reliable relief valves are non-negotiable for maintaining optimal performance and extending machine life.
We specialize in providing high-quality "OEM aftermarket new" relief valves that meet or exceed original equipment specifications. Our commitment to quality ensures that every valve, from main relief valves to rotary and port relief valves, delivers precise pressure control and exceptional durability. This translates into less downtime, reduced repair costs, and greater productivity for your operations.

Our extensive inventory covers a wide array of popular heavy machinery models. We meticulously source and verify each product to guarantee that you receive a component ready for immediate integration and long-term, reliable service. Below is a categorized list of some of our featured relief valve products, designed to help you quickly find the exact part you need for your specific equipment.
| No. | Machine Model | Valve Type | Product Status |
|---|---|---|---|
| 1 | HD700VII | Main Relief Valve | OEM Aftermarket New |
| 2 | EX200-5 | Rotary Relief Valve | OEM Aftermarket New |
| 3 | EX200-5 | Pump Control Valve | OEM Aftermarket New |
| 4 | EC460 | Port Relief Valve | OEM Aftermarket New |
| 5 | EC460 | Main Relief Valve | OEM Aftermarket New |
| 6 | EC360 | Port Relief Valve | OEM Aftermarket New |
| 7 | EC360 | Main Relief Valve | OEM Aftermarket New |
| 8 | EC210B (Old) | Main Relief Valve | OEM Aftermarket New |
| 9 | EC210B (New) | Main Relief Valve | OEM Aftermarket New |
| 10 | EC210B | Port Relief Valve | OEM Aftermarket New |
| 11 | E320D | Main Relief Valve | OEM Aftermarket New |
| 12 | E320C | Port Relief Valve | OEM Aftermarket New |
| 13 | E320C | Main Relief Valve | OEM Aftermarket New |
| 14 | E320/E330/E320B/E330B | Rotary Relief Valve | OEM Aftermarket New |
| 15 | DH55 | Rotary Relief Valve | OEM Aftermarket New |
Choosing Tonkee Machinery Co., Ltd. means partnering with a company dedicated to providing top-tier hydraulic components. Our "main relief valves", rotary relief valves, and port relief valves are manufactured to exacting standards, ensuring a perfect fit and function for your equipment. We understand that every minute of downtime impacts your bottom line, which is why we prioritize fast shipping and reliable service to get your machinery back up and running swiftly.
Beyond relief valves, we also offer a wide range of other critical hydraulic components, including hydraulic pumps. Our expertise in hydraulic systems allows us to provide solutions that enhance the overall performance and longevity of your heavy machinery. For more information on our full product offerings and how we can support your operational needs, please explore our parts dictionary.
Invest in the best for your equipment. Choose Tonkee Machinery Co., Ltd. for reliable "OEM aftermarket new" relief valves and other essential hydraulic parts that keep your operations running smoothly and efficiently.