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All products                               

100% design by our own           

100% manufacture by our own 

100% made in Taiwan

TDS meter, Digital flow meter, Count down timer              


Since 2001, Senno technology have been continuing research and development, manufacturing, production, selling the handheld TDS/Electrical conductivity meter, inline TDS/Electrical conductivity meter, the application of TDS/Electrical conductivity meter, TDS/Electrical conductivity controller, water saving controller, 1/4, 3/8, 0.01-0.1GPM, 0.1-1 GPM, 0.2-2 GPM digital liquid flow meter, 1/4 3/8, 0.01-0.1GPM, 0.1-1 GPM, 0.2-2 GPM digital liquid flow controller, Timer controller, 360 days countdown timer,timer alarm, leak / leakage detect, alarm, controller.Hopes that by those products give users the convenience of living.

In2014, this year we established the electronic trading platform,,  it is available for consumers to have more convenient way to buy our products. In addition, we also set up a Facebook fan group to provide more product information and applications to more people on this platform. We also hope that more people can contribute their product experience, so that we can constantly improve our products.

You also can line to SENNO Web to get more information, thank you.

TDS mall

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