... :300-500mm HG 4.life cycle:1,000,000 cycles Push-pull Type Solenoid, frame solenoid, 12V DC :1.External size ... ,000cyclies5.insulation resistance:100ohm6.insulation class:b f h .type:push -pull type Our company believes the principle: the best quality ... the solenoid: This solenoid ensures high-quality performance, available in assorted models. Low noise, low power consumption, long life, and easy ...