Attributes . Third Party Certification: UL File Number E-24264, CSA 9795, Applicable Third Party Standards: UL 467, CSA C22.2 No.41, Federal Specification W-F-406E, NEMA : FB-1, Hazardous Locations: Class I, Division 2 Per NEC 501.4(B), Class I, Zone 2 Per NEC 505.15(C)(2), Class II, Division 1 Per NEC 502.4(A)(1)(e), Class II, Division 2 Per NEC 502.4(B)(2), Class III, Division 1 Per NEC 503.3(A)(2), Class III, Division 2 Per NEC 503.3(B), Intrinsically Safe Per NEC 504.20 . Names