MOV & MOVHE Radial-Leaded Metal Oxide Varistors Eaton MOV Radial-Leaded Metal Oxide Varistors and MOVHE Radial-Leaded High-Energy Metal Oxide Varistors (MOVs) provide excellent surge current suppression and low leakage current. The Eaton MOV Radial-Leaded MOVs and MOVHE Radial-Leaded High-Energy MOVs feature a 130V to 680V operating voltage range and UL 94V-0 encapsulation. These varistors are ideal for smart meters, surge protective devices, uninterruptible power supplies, and more.