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