DIN Hydraulic Fitting Manufacturer in China

Are you seeking the most cost-effective and suitable hydraulic DIN fittings manufacturer?  Topa is your best choice!

Metric DIN Fitting

Metric compression fittings consist of two parts: the compression nut and the compression ring. They can create a strong seal easily and quickly. And Topa can provide different types of metric compression fitting.

Straight Adapter

Male Metric DIN hydraulic compression fitting

Elbow Adapter

90-degree elbow Metric DIN hydraulic fitting

Reducer Tube Adapter

Reducing tube adapter with swivel nut

Elbow reducer tube adapter

Reducing tube 90° elbow adapter with swivel nut

Female Adapter

Female straight Metric hydraulic DIN fitting

Metric O-ring Adapter

Metric DIN male O-Ring/Metric male with bonded seal

Equal Tee

Equal tee Metric Din adapter

Branch Tee

Branch tee with swivel nut

Run Tee

Run tee fitting with swivel nut

Equal Cross

Metric equal cross DIN hydraulic fitting


Metric threaded bite type fittings (plugs)

Female Plug

Metric threaded female plug


Metric straight bulkhead adapter

Elbow Bulkhead

Elbow Metric thread bulkhead fitting

NPT to Metric

Male NPT to male Metric adapter

90° NPT to Metric

90° elbow Male NPT to male Metric adapter

Metric to BSPT

Male Metric to BSPT straight adapter

90° Adjustable Stud End

90° elbow Metric male adjustable stud end

Welcome To Our Factory

Topa Hydraulic Fittings

Products Features

High-Quality Material Composition

Superior Alloy: Our fittings are made from top-grade metal alloys, ensuring strength and durability. This material choice guarantees a longer lifespan and reduces the need for frequent replacements.

Corrosion Resistance: These fittings are highly resistant to corrosion, which makes them ideal for use in harsh environments. This property ensures reliable performance and minimizes maintenance needs.

High-Pressure Tolerance: Designed to withstand high-pressure conditions, our fittings maintain their integrity and performance under stress. This feature is crucial for ensuring safety and reliability in various applications.

Temperature Resistance: Our fittings perform well under extreme temperatures, both hot and cold. This versatility allows for broad usage across different industries and environments.

Products Features

Superior Sealing Technology

Advanced Seal Design: Our hydraulic DIN fittings incorporate advanced seal designs that ensure a secure and leak-proof connection. This prevents fluid loss and maintains system efficiency.

High-Quality Seal Materials: We use top-grade seal materials that are resistant to wear and tear, providing long-lasting performance. These materials withstand various hydraulic fluids and environmental conditions.

Double Sealing System: Our fittings feature a double sealing system for added protection against leaks. This dual-layer approach offers extra security, ensuring reliable operation even under high pressure.

Dynamic Sealing Capability: Our seals adapt to pressure changes within the system, maintaining an optimal seal at all times. This dynamic capability ensures consistent performance across different operating conditions.

Products Features

Versatile Design

Wide Compatibility: Our hydraulic DIN fittings are compatible with a broad range of hydraulic systems. This compatibility ensures they can be used in various applications without the need for modifications.

Easy Installation: Designed for ease of installation, our fittings help reduce downtime and labor costs. This simplicity in installation makes them user-friendly and efficient.

Customizable Options: We offer customization options to meet specific client requirements. Customization ensures that clients get the exact fittings needed for their unique applications.

Universal Standards Compliance: Our fittings adhere to international DIN standards, ensuring they meet global quality and performance benchmarks. This compliance guarantees reliability and trust in our products.


automotive application Topa


Hydraulic DIN fittings provide secure and leak-proof connections in brake systems, power steering, and suspension systems.  Additionally, the fittings’ resistance to high pressure and extreme temperatures ensures they perform well under the demanding conditions often encountered in automotive applications.


Topa hydraulic fitting industry supplier in china


DIN hydraulic hose fittings’ precision engineering and robust sealing capabilities ensure that machinery operates smoothly and efficiently, minimizing downtime and maintenance costs. The fittings’ ability to withstand high pressures and harsh environments makes them ideal for heavy-duty industrial applications.

Agriculture Hydraulics Topa


Hydraulic DIN fittings ensure that these systems operate reliably by providing strong, leak-proof connections. The fittings’ durability and resistance to corrosion are particularly important in agricultural settings, where equipment is often exposed to the elements and harsh working conditions.

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Our Services

Why Choose Topa

At Topa, we are committed to providing exceptional service that meets the specific needs of our customers. Our comprehensive service offering ensures that you receive the best support and solutions for your hydraulic parts needs.

Custom Solutions

We understand that every customer has unique needs. Our engineering team works closely with you to develop customized hydraulic accessories that exactly meet your specifications. This tailored approach ensures optimal performance and reliability for your application.

Our Factory

At Topa, we pride ourselves on our meticulous manufacturing process, designed to deliver superior hydraulic fittings that meet the highest industry standards. Our state-of-the-art facility, combined with our team’s expertise, ensures that each fitting is crafted to perfection, offering unparalleled performance and reliability.

Any needs?

Looking for high-quality metric DIN hydraulic fittings? Contact Topa today to explore our superior range and place your order!

Other Products

Hydraulic Hose

Hydraulic Adapters

Brass Hydraulic Fittings

Hydraulic Hose Fittings

Crimp Style Hydraulic Fittings

Reusable Hydraulic Fittings


What are hydraulic DIN fittings?

DIN hose fittings are standardized fittings used in hydraulic systems, adhering to the Deutsches Institut für Normung (DIN) standards. They ensure compatibility and reliability across various industrial applications.

What materials are used in manufacturing hydraulic DIN fittings?

DIN hose fittings are typically made from high-quality metal alloys such as stainless steel, carbon steel, and brass. These materials provide excellent strength, durability, and resistance to corrosion.

How do I choose the right DIN fitting for my application?

To choose the right DIN fitting, consider the pressure and temperature requirements of your hydraulic system, the type of fluid being used, and the compatibility with existing components. Consulting with a hydraulic specialist can also help.

What are the common applications of DIN hydraulic hose fittings?

Hydraulic DIN fittings are commonly used in automotive systems, industrial machinery, agriculture equipment, and heavy machinery. They provide secure and reliable connections in hydraulic circuits.

Can hydraulic DIN fittings be reused?

DIN hydraulic pipe fittings can often be reused if they are in good condition and free of damage. However, it is important to inspect them carefully and replace any components that show signs of wear or degradation.

How do I install DIN hydraulic pipe fittings?

To install hydraulic DIN fittings, ensure the mating surfaces are clean and free of debris. Tighten the fitting to the recommended torque specifications using the appropriate tools. Proper installation is crucial to prevent leaks and ensure system integrity.

What are the benefits of using DIN hydraulic fittings?

The benefits of using hydraulic DIN fittings include high reliability, leak-proof connections, compatibility with DIN-standard components, and resistance to high pressure and harsh environments. They ensure consistent performance in hydraulic systems.

How do I maintain hydraulic DIN fittings?

Regularly inspect the fittings for signs of wear, corrosion, or damage. Ensure connections are tight and leak-free. Replace any damaged components promptly to maintain the integrity of the hydraulic system.

Where can I buy high-quality hydraulic DIN fittings?

Contact Topa, send us your inquiry and we will get back to you as soon as possible!

Are DIN hydraulic hose fittings compatible with other fitting standards?

DIN hydraulic hose fittings are designed to meet specific standards and may not be directly compatible with fittings from other standards. However, adapters are available to connect different fitting types.

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compression fitting catalog