Hubbell WP2 (No Suggestions) twist-lock wall plate flanged inlet weatherproof cover. 30 Ampere current rating. 480VAC voltage rating. 2 Pole, 3 wire, grounding type. Measures 2-7/8 inches diameter by 2-1/16 inches length. -40 degree celsius minimum and 75 degree celsius maximum operating temperature without impact. Ul listed and CSA certified.