Features: - NEMA L14-20P Plug and NEMA L14-20R Connector set - Heavy-Duty construction, UL listed - Compatible with generators rated to 7500 watts - Rated for 20 Amps, 125/250V - Male plug connects with female L14-20R receptacle on generator Overview: L14-20 plug and connector set rated for 20 amps, 125/250V.  L14-20P plugs and L14-20R connectors are mostly used with 12/4 AWG jcable to get the 20 amp rating.  Use 10/4 for runs longer than 50 feet to prevent amperage drop.  Custom lengths available.  Contact us for bulk discounts. Ships within 24 hours from Raleigh, NC.