2.It has very good control effect for long distance, multiple level control, submerged pump or liquid with grain or block.

3.Certainly it is also useful for normal liquid. It uses Micro Switch to make connection output. Connection point capacity 10A/250VAC can start the motor equipment directly.

4.It can be regulated freely and easy to operate, convenient to install, safe and reliable, without maintenance, non-toxic and environment friendly.

5.It can resist sewage so that widely used in pool in resident, factories and mines ect., and ponds, barrel, manger and pot with oil, acid and alkali as well as the vessel with high viscosity and suspended substance. 

Technical Data: