Push-pull Type Solenoid: 1.External size:20*16*13mm 2.Voltage:3-48V DC 3.Pressure:300-500mm HG 4.life cycle:1,000,000 cycles Push-pull Type Solenoid, frame solenoid, 12V DC :1.External size:20*16*13 (mm)2.Voltage:3-48VDC3.Pressure:300-500mmHG4.life cycle:1,000,000cyclies5.insulation resistance:100ohm6.insulation class:b f h .type:push -pull type Our company believes the principle: the best ...