Ceptics GN-CD-3 Nema L14-30 Generator Extension Cord, 30A, 125/250V, UL Listed, Industrial Grade (5 Years Warranty), 25 Feet 30 AMP 125 voltage Locking plug 25FT SJTOOW 10-gauge 4 wire 7,500-Watt Input: L14-30P 30A 120/240 V Output: 14-30R 20A 125V Heavy Duty - Weather Resistant for Outdoor Use Fits all generators with a 120/240V, 30-Amp outlet (NEMA L14-30)