Modular DPN(RNMN1-40), 18mm for 1P+N, and 36mm for 2P+2N, rated current from 1 to 40A, Curve B&C, up to 6kA, used for household and commercial buildings. At the moment, it equipped with CB, CE, KEMA&UKCA certificates. Compact but still powerful, high performance, and reasonable price for you!