Altech Corporation, founded in 1984, is a United States supplier of components and devices used in industrial control, instrumentation, medical and automation applications. The Altech product line includes miniature circuit breakers, busbars, DC-UPS devices, digital panel meters, DIN rail terminal blocks, printed circuit board terminal blocks, contactors, industrial relays, motor disconnect swi
Varistor - 250VAC / 320VDC Voltage Rating - 390 V Varistor Voltage - 20 kA Surge Current - 345 J Surge Energy - Radial Box (3 Leads) - Through Hole.