QLK400 Flow switch is a kind of  measuring instrument that can be monitoring of liquid/gas/oil flow in pipeline at real-time and providing the signal output.This product is equipped with full metal jacket, no moving parts, switch field can be adjustable, and the pressure loss is small, compact structure, multiple LEDS display flow state and switch state.Easy installation, the product is suitable for a variety of pipe diameter, can be used to monitor the pipe fluid flow velocity, flow monitoring or prevent idling protection of pump.Widely applied in the hydropower industry, hydraulic industry where the pipe fluid flow monitoring.

We can send goods to you by DHL, TNT, UPS, SF, EMS, and charge the freight cost 

from you, or you can use your own courier, just for your convenience.

We are a professional manufacturer and exporter that engaged in the development, sales 

and customized service of

Pressure sensors/transmitters, 

Temperature sensor/transmitters,

digital pressure gauges

level measuring instruments,

Pressure switch etc.