UL & cUL Approved, UL file listed, 100% cooper conductor inside.
Heavy-duty round power adapter cord for Recreational Vehicle；Marine.
50A Extension Cord 14-50P to SS2-50R 125V/6250W；250V/12500W.
RV 50AMP 4-prong male plug.
Shore Power 50AMP Twist lock 4-prong female connector with locking ring.
STW 6/3C+8/1C, support max 50 AMP overload.
Length: 25 foot
Any color or length can make by order.
Lead time 30 days.