Winvall Brass 2 Way 3/4" Ball Valve with V 60deg Open mainly for percentage water flow. The ball valve mainly works with 0-10V proportional modulating control actuators. 

Following is our mini electric motorized ball valves big flow testing video. 

https://youtu.be/QlousIwtitQ

Maggie Yang 

www.electric-ballvalve.com

[email protected]

Whatsapp: +86 18229986421