1. Diameter 32mm, round shape 2. B type terminal, Flat 3. AC voltage 275Vac; 4. Varistor voltage 430V +/-10% 5. Peak Current: 25000A 6. CE, UL approval 7. RoHS compliant 8. The products are widely used in builing outdoor leading-in wires (such as, switch), mining, petrolatum equipments, power supply control, power transmission, telecommunication, networks, railway, motor control, etc