The Bourns MOV-10DxxxK series of metal oxide varistors provides robust protection against overvoltage transients in power supplies, power systems, telecom systems, and white goods. These devices feature a high current handling capability, high energy absorption, and fast response times. They are available with varistor voltages ranging from 18V to 820V and are RoHS compliant, ensuring environmental responsibility. The MOV-10D511K specifically offers a clamping voltage of 845V and a maximum energy dissipation of 70 Joules, making it ideal for demanding surge protection applications.