Main Function

1. Closed-transition and open-transition are both by one electromagnetic winding

2. Simple in structure and convenience in examine and maintain

3. It’s a latest reliable sliding contact,with strong overload capacity

4. Eliminate the superabundance electric parts,long service life.

We own modern production lines and high controlling equipment with scientific administration, professional engineers, high trained technicians and skilled workers. YUANKY integrates R & D, production, sales, and service to form a complete electronic and electrical solution.
YUANKY is certified by ISO9001 and ISO14000 TUV Quality Management System. We provide all kinds of testing certificates, such as Product certificate, factory inspection report, high voltage research test report, third-party test report, bidding qualification etc.