Features:

- L16-20P Plug
- Heavy-Duty construction, UL listed
- Compatible with generators rated to 10000 watts
- Rated for 20 Amps, 480V
- Male plug connects with female L16-20R receptacle on generator

Overview:

L16-20 plug rated for 20 amps, 480V.  L16-20P plugs are mostly used with 10/4 AWG jcable to get the 20 amp rating.  Use 8/4 for runs longer than 50 feet to prevent amperage drop.