GenTran RJB10310 10-Foot 30 Amp Power Cord for up to 3,750-Watt Generators (Discontinued by Manufacturer) 10-foot 30 Amp generator cord connects generator to transfer switch or power inlet box Heavy-duty cord for durability; stays flexible in sub-zero temperatures Made from all rubber Includes male and female 3-wire twist-lock ends in NEMA configuration L5-30 For up to 3,750-watt generator