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About

Coming From China, Marketing To The World.

Ningbo Yinzhou TONLY Hydraulic Electrical Factory was established in 1989 and is located in Yinzhou Industrial Park, Ningbo City, Zhejiang Province. We are a professional manufacturer of electromagnets for various switch and proportional hydraulic valves. As

China hydraulic electrical appliance manufacturers and OEM/ODM hydraulic solenoids/coils suppliers

, the factory covers an area of 10000 square meters, with a building area of 15000 square meters...

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Ningbo Yinzhou Tongli Hydraulic Electrical Appliance Factory

What Sets Us Apart

Excellent product with exquisite craftsmanship

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Customization

We have a strong R&D team, and we can develop and produce products according to the drawings or samples the customers offered.
Cost

We can offer reasonable prices and quality products directly.
Quality

We have our own testing lab and advanced and complete inspection equipment, which can ensure the quality of the products.
Multiformity

We have a very rich product line, which can meet different application scenarios in the life science field.

Applications

Tailored for a Wide Range of Applications

Industry
Construction machinery
Passenger cars
Coal mine

News

What impact does the integration of an External Shock-Absorbing Solenoid Valve have on the overall performance and reliability of pneumatic or hydraulic systems?
01 Jul, 2025
The integration of an External Shock-Absorbing Solenoid Valve provides substantial improvements in system stability. In pneumatic and hydraulic systems, external shocks or vibrations can disrupt the n...
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How do the Coils for Cartridge Solenoid Valves perform in high-vibration environments such as mobile hydraulics or industrial machinery?
24 Jun, 2025
Coils for Cartridge Solenoid Valves used in mobile hydraulic and industrial equipment must be designed with structural resilience to withstand continuous or sporadic mechanical vibration. These enviro...
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How does the power consumption of the Coils for Cartridge Solenoid Valves vary by coil voltage and size, and what impact does this have on system energy efficiency?
16 Jun, 2025
Coils designed for higher voltages have higher internal resistance due to longer or thinner wire windings, resulting in lower current draw and more gradual heat build-up. Conversely, low-voltage coils...
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