Includes plain throat, external grounding lug; Unique long ferrule with more pronounced threads provides over four times UL pull-out requirements; Ferrule provides maximum surface contact for better sealing and a continuous, permanent, positive metal-to-me
Standard:
Class I, Division 2; UL 467, E6581, CSA C22.2 No. 18.3, 065178, NEMA FB-1
