This heavy-duty plastic line connector from Mennekes® has a boot and is rated for 32A at 200-250VAC. It's 2-phase with a ground lug through set-screw terminals (ID just under 5mm). The (2) AC plugs are 6mm dia and the ground plug below it is 8mm. Adjustable. 19mm wide strain relief 52mm up from the terminal plate. Made in Germany. UL. Sorry, no mating connector.