Features Purple copper fittings, electrical conductivity is good. Fast thunder protection, guard your electricity safety. Flame retardant casing, fire‑proof. Dismountable assembly, easy to insert and broadcast. Up≤1.8KV(40KA), Up≤2.2KV(65KA), Up≤2.4KV(80KA)​, the residual pressure is very low. Features: Fast thunder protection, guard your electricity safety. Up≤1.8KV(40KA), Up≤2.2KV(65KA), Up≤2.4KV(80KA), the residual pressure is very low. Flame retardant casing, fire-proof. Dismountable assembly, easy to insert and broadcast. Purple copper fittings, electrical conductivity is good.  Specification: Weight: 247g/8.7oz Rated current: 20KA  Setting current & residual pressure : #01 40KA, Up≤1.8KV; #02 65KA, Up≤2.2KV; #03 Up≤2.4KV, 80KA (Optional) Installation mode: guide rail mounting  Rated voltage: 385V  Master contact number: 2P Package List: 1 * Surge Protective Device Package List