- Flat Face ISO 16028 Quick Couplers
- Skid Steer Hydraulic Couplers
- ISO 7241-B Quick Couplers
- ISO 7241-A Quick Couplers
- Agricultural ISO 5675 Quick Couplers
- Poppet (Interchange) Quick Couplers
- Wet Line Quick Couplers
- 10,000 PSI High Pressure Quick Couplers
- Ultra High-Pressure Quick Couplers
- Screw-To-Connect Quick Couplers
- Test Quick Couplers
- Multi-Coupling Plates
- John Deere Replacement Couplers
- Kubota Replacement Couplers
- Bobcat Replacement Couplers
- CAT Replacement Couplers
- High Pressure Ball Valves
- Flow Control Valves
- Pneumatic Quick Couplers
- Water and Gas Ball Valves
- Hydraulic Quick Couplers for Aerospace
- Hydraulic Quick Couplers for Tractors
- Hydraulic Quick Couplers for Automotive
- Hydraulic Quick Couplers for Coiled Tubing
- Hydraulic Quick Couplers for Die Casting
- Hydraulic Quick Couplers for Demolition
- Hydraulic Quick Couplers for Industrial
- Hydraulic Quick Couplers for Mobile
- Hydraulic Quick Couplers for Oil & Gas
- Hydraulic Quick Couplers for Railroad
- Hydraulic Quick Couplers for Snow & Ice
- Hydraulic Quick Couplers for Steel Industry
- Hydraulic Quick Couplers for Mining
- Hydraulic Quick Couplers for Steam Washers
- Hydraulic Quick Couplers for Ultra High Pressure
- Hydraulic Quick Couplers – Yanmar Machine Compatible
- Hydraulic Quick Couplers – Bobcat Machine Compatible
- Hydraulic Quick Couplers – JCB Machine Compatible
- Hydraulic Quick Couplers – Caterpillar Machine Compatible
- Hydraulic Quick Couplers – CASE Machine Compatible
- Hydraulic Quick Couplers – Kubota Machine Compatible
- Hydraulic Quick Couplers – Terex Machine Compatible
- Hydraulic Quick Couplers – New Holland Machine Compatible
- Hydraulic Quick Couplers – CNH Machine Compatible
- Hydraulic Quick Couplers – Atlas Copco Group Machine Compatible
- Hydraulic Quick Couplers – Manitou Group Machine Compatible
- Hydraulic Quick Couplers – CLAAS Machine Compatible
- Hydraulic Quick Couplers – John Deere Machine Compatible
- Hydraulic Quick Couplers – Fiat Machine Compatible
- Hydraulic Quick Couplers – Massey Ferguson Machine Compatible
- Hydraulic Quick Couplers – Fendt Machine Compatible
- Hydraulic Quick Couplers – Deutz Fahr Machine Compatible
- Hydraulic Quick Couplers – AGCO Corporation Machine Compatible
- Hydraulic Quick Couplers – LEMKEN Machine Compatible
- Hydraulic Quick Couplers – Komatsu Machine Compatible
- Hydraulic Quick Couplers – Liebherr Machine Compatible
- Hydraulic Quick Couplers – Krone Machine Compatible
- Hydraulic Quick Couplers – VOLVO CE Machine Compatible
- Hydraulic Quick Couplers – HITACHI Machine Compatible
- Hydraulic Quick Couplers – Sandvik Group Machine Compatible
- Hydraulic Quick Couplers – Amazone Machine Compatible
- Hydraulic Quick Couplers – Grimme Machine Compatible
About EH - Our Story Since 2004
Industry-Recognized Manufacturer of
Hydraulic Quick Couplers and Valves
At EH, we believe that excellence stems from a company culture that regards product quality as the paramount principle and the very lifeblood of the company. Supported by our technical expert team from the UK and our ISO 9001 and ISO 14001 certified Chinese production plant that ensures precision in every manufacturing detail, we have been an industry-recognized manufacturer in hydraulic quick-release couplings and valves since 2004. As a trusted behind-the-scenes partner to global leaders, we can meet your product quality satisfaction.
EHHYDRAULIC — Excellence Hidden, Power Delivered.
From Trader to Industry-Recognized Manufacturer
The Beginning of This Journey — From Pure Trading Business to Industry-Recognized Manufacturer
The Beginning of a Journey
Founder Edgar Hu started in international trade, sourcing brass ball valves, hydraulic quick couplings and high-pressure valves for a major UK customer. Quality complaints were frequent — products failed to meet European standards.
Several key UK and USA clients told Edgar: "You're honest, reliable, and we trust you. Why don't you set up your factory?" The Ningbo EH manufacturing facility was founded that year, starting with low-pressure brass ball valves.
Customers asked Edgar to develop hydraulic quick couplings and high-pressure valves. With full support of chief engineers from a world-recognized UK-based coupler manufacturer (1968–2008) — technical drawings and production expertise — Ningbo EH entered intensive R&D and equipment investment.
Scaling and Global Growth
Official Launch
EH officially launched its proprietary hydraulic quick couplings and high-pressure valve product lines. Every product is truly UK-designed, China-manufactured.
Over 3,000 SKUs with new market-trending products launching every year. All products are fully interchangeable to the market, with $5M regular inventory stock to support fast shipment. Management-wise, factory operations are now fully digitized and traceable, with full documentation and quality checks from raw material to final assembly, aligning with the management standards of top-tier European manufacturers.

The Journey Continues with The New Generation Leader
Edward Hu, the second-generation leader, brings a fusion of academic excellence and hands-on industry experience to drive EH into the future.
Frequently Asked Questions
What are the unique advantages of EH hydraulic products?
Our hydraulic quick couplers and valves combine British engineering expertise with precision Chinese production, all designed under the guidance of chief engineers from a world-recognized UK-based coupler manufacturer (1968–2008). Quality assurance: ISO 9001:2015 & ISO 14001:2015 certified factory, full digital traceability from raw materials to final assembly, 100% leak-free tested and approved before shipment, and guaranteed market interchangeability.
What's the production time for each order?
For in-stock catalog items, orders can be shipped within 5 business days. For catalog items temporarily out of stock or with insufficient volume, ready-to-ship time is typically 30–45 days. For items outside the catalog requiring development and customization, timelines are case-by-case.
Do you have a minimum order quantity (MOQ)?
For all in-stock regular items, there is no MOQ. Please reach out with your specific requests and we will do our best to work with you.
What shipping services do you offer?
We offer FOB (factory price), CNF (factory price + sea freight to destination port), CIF (factory price + sea freight + shipping insurance), door-to-door service (factory price + sea freight + customs clearance + inland shipping), and DHL air freight. In special cases, we can negotiate according to customer needs.
What are the payment terms?
For all orders under $10,000, 100% payment in advance before production and shipment. For orders over $10,000, we accept T/T 30% in advance to confirm the order, with the remaining 70% balance paid within 7 days of the B/L shipping date.
Do you have a warranty for your products?
EH-manufactured products are warranted against defects in material and workmanship under normal use and proper installation for one year after the date of purchase, or 2,000 operating hours, whichever comes first.
Where is your warehouse?
For now, all products are stored in Ningbo, China. However, we can set up new global warehouses in the future.
How do you protect customer information?
We have maintained long-term business collaborations with many customers. We always keep our customers' business interests in mind and strictly follow NDA (non-disclosure agreement) rules.
Partner With a Factory That Values Trust
From a trading company born from customer trust in 2000 to an industry-recognized manufacturer — let's build the next chapter together.
Not all of our products are listed on the website. If you can't find what you're looking for, please contact us—we may already have it and won’t need to develop it from scratch.

- Get in Touch
- *Full Name
- *Phone

- Full Name:
- EDGAR HU
- Tel:
+86 13805881990
- Email:
- sales@ehhydraulics.com
- WhatsApp:
- 8613957885107
- Address:
- No.7 Longteng Road, Maoshan Industrial Area, Jiangshan, Yinzhou District, Ningbo, China, 315193
Products
- Flat Face ISO 16028 Quick Couplers
- Skid Steer Hydraulic Couplers
- ISO 7241-B Quick Couplers
- ISO 7241-A Quick Couplers
- Agricultural ISO 5675 Quick Couplers
- Poppet (Interchange) Quick Couplers
- Wet Line Quick Couplers
- 10,000 PSI High Pressure Quick Couplers
- Ultra High-Pressure Quick Couplers
- Screw-To-Connect Quick Couplers
Manufacturing
Copyright @ NINGBO E.H HYDRAULIC CO., LTD. All Rights Reserved