Auto Switch ASW-01 Function: DPDT 5P Rating: 20A 12VDC;10A 30VDC Contact Resistance: <50mΩ Insulation Resistance: >100mΩ Dielectric intensity: >1500VAC/1min Life: >10000 Cycles Operating temperature: -25°C--+85°C They are widely used in the truck, armored automobile,vessel or watercraft, undersea boat, airplane, different machine equipment types and instrumentation, etc. http://www.chzjcz.com