cULus, CE Certified, N12966, CAT III-1000V, CAT IV - 600V, UL 61010 Listed, Complies with (UL61010-1) (Second Edition), IEC 61010-2-032, IEC 61010-031. EN61010-1, EN61010-2-032, EN61010-031 specifications, CAN/CSA C22.2 No 1010.1-92 and CAN/CSA C22.2 No