The varistors consist of a disc of low-ß ceramic material with two solid copper leads (H20 types only) or copper clad steel wire. The wires have a matte tin plating. They are coated with a layer of ocher colored halogen- free epoxy, which provides electrical, mechanical and climatic protection. The encapsulation is resistant to all cleaning solvents in accordance with IEC 60068-2-45.
Low beta high purity zinc oxide disc
Halogen free insulating epoxy coating
Straight or kinked leads
Higher current surge/size ratio capability up to 10 kA for H20 types
Certified according to UL 1449 edition 3, VDE/IEC 61051-1/2 and CSA