Push-pull Type Solenoid: 1.External size:20*16*13mm 2. ... 500mm HG 4.life cycle:1,000,000 cycles Push-pull Type Solenoid, frame solenoid, 12V DC :1.External size:20 ... 000cyclies5.insulation resistance:100ohm6.insulation class:b f h .type:push -pull type Our company believes the principle: the best quality meet ... to arrange for return and replace or refund. Push-pull Type Solenoid, frame solenoid,12 V DC