Electromagnet, Solenoid, Air Core Coil manufacturer / supplier in China, offering 5000n Holding Force Electromagnetic Door Lock DC24V Magnetic Lock for Access Control System, Landa Tu6590 Tubular Solenoid 15kg Force Magnetic Coil 0-20.5mm Long Stroke Linear Solenoid for Automatic Packing Machine, Landa Tu5483 Tubular Solenoid 5kg Force Breaker Tripping Coil 12V 24V DC Push Pull Solenoid for Residual Current Circuit Breaker and so on.