Eaton MOVTP Thermally Protected Metal Oxide Varistors combine a metal oxide varistor (MOV) and thermal fuse assembly and feature 14mm and 20mm disc sizes. Eaton MOVTP MOVs act as an open circuit upon the end of life. The series features a broad operating voltage range from 130VAC to 465VAC. These thermally protected MOVs also provide high surge current protection of up to 10kA.