Longwei Category

Linear DC Power Supply Category
Linear Power Supply
Switching DC Power Supply Category
Switch Power Supply
Programmable DC Power Supply Category
Programmable Power Supply
AC Power Source
Oscilloscope Category
Signal Generator Category
Singal Gernerator
Safety Tester Category
Safety Tester
Soldering Tools Category
Soldering Tools

More Electronics Tester

Why Chose Longwei

26 Years of Experience

We focus on developing power supply and electrical instrument since 1996, over 24 years of experience, a reliable OEM & ODM manufacturer​

Over 1000 Partners

Over 1000 clients used our instrument on production and the number still growing. Over 200 trading companies choose us to build up long term relationships for their business.

Customization Available

Can't find a suitable power supply for your business on the market? You should try customization. Parameter custom made is acceptable, contact us for more details.

Longwei Instruments (HK) Co., Limited

About Longwei

Hong Kong Longwei Instrument Co., Ltd., founded in 1996, is a research and development, production, and sales of scientific and technological enterprises. We are specializing in the production of the oscilloscope, linear mode power supplies, switch mode power supplies, programmable power supplies, variable frequency power supplies, signal generators, safety testers, cable testers, LCR digital bridges, audio frequency sweepers, pressure meters, etc. More then 120 kinds of measurement teaching Instruments and electronics testing equipment for industrial and laboratory usage.

In recent years, with the continuous improvement of the visibility of Longwei brand instruments and meters, Longwei's production scale has continued to expand. Longwei brand has been more and more praised and recognized by users at home and abroad. The company has a professional technical R & D team and management personnel, with excellent product design capabilities, complete process control, and testing methods, to provide users with high-quality electronic measuring instruments.

Longwei factory front gate view

Seeking Distribute Agent Cooperation

We guarantee you

  • Stable and reliable quality
  • Low cost and considerable profit
  • Technical support and customized service
  • Marketing data support
  • Multiple agency models
  • Your online/offline shop will show on our website
Longwei Will help you build your reputation among your client.
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