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中文简体How to Design a PCB Relay
A PCB relay is a safety device that protects and switches circuits. It can also be used for power ma...
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What Is a Relay Socket?
A relay socket is a connector used to interface electromechanical switches and other equipment. They...
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4078 Telecom Relay is a highly reliable switch
4078 Telecom Relay Part Number SEMS-4078-SP8T-SMA is a highly reliable, high performance RF electro...
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Automotive relay is a switching device
Automotive relay is a switching device which allows the control of electrical devices. Relays are us...
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Electromagnetic relays are controlled by a current in the coil
Electromagnetic relays are controlled by a current in the coil and are used to switch electrical loa...
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What is Electromagnetic Relay？
An electromagnetic relay is an electrical device used to make or break an electrical connection. It ...
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An automotive relay is a type of switch
An automotive relay is a type of switch that is attached to a car and activates or deactivates the v...
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Telecommunication relay services are a critical link between hearing
Telecommunication relay services are a critical link between hearing and speech impaired people. The...
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What is Automotive Relays？
Automotive relays are used to switch between different circuits within a vehicle. They are electrica...
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Do you know Telecom Relay Services?
Telecom Relay Services (TRS) is a communication tool that helps people with disabilities to make and...
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A brief description of the forecast of the Automotive Relay market
An automotive relay is a device that switches between two or more circuits. They can be used for DC ...
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Types of Electromagnetic Relays
An electromagnetic relay is a device that controls high voltage. This device is used for a variety o...
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Hehuaqiao,Yunlong,Yinzhou District,Ningbo,Zhejiang
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Tel:+86-0574-88473018
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Fax:+86-574-88345918
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E-mail: sales@helishun.com
sales2@helishun.com
About us
Ningbo Helishun Electron Co.,Ltd. is founded in 2000, located at Ningbo City, the Grand East port on the coastline of the East Sea. We are OEM/ODM Electromagnetic Relays Manufacturers in China
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