Attributes . Third Party Certification: UL File Number 11853, CSA 009795, Applicable Third Party Standards: UL 514B, CSA C22.2 No.18, 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