... /160V, 250V, 400V, 630V, 1000V, 1250V(DC) 4. Tolerance: 5%(J), 10%(K) 5. Voltage proof: 1.7UR 2S (1.5UR 5S) 6 ... plastic cases. (OEM & ODM)4- Develop various power meters. (ODM)5- Develop GPRS modems according to function requirements. (ODM)6- Help ...