Camco 55438 Generator Adapter 4 Prong 30 Amp Male - 2 x 15 Amp Female
Camco PowerGrip Camper/RV Generator Adapter | Features a 4-Prong L14-30 Male End and a Standard 50-Amp Female End | Rated for 125/250 Volts & 7500 Watts (55422) - Newegg.com
Amazon.com: Camco Power Grip Camper/RV Generator Adapter | Features a Heavy-Duty 30 Amp Locking Male and Female Connection | Rated for 125 Volts / 3750 Watts (55333) : Automotive
Amazon.com: Camco PowerGrip Camper/RV Generator Adapter | Features a 4-Prong L14-30 Male End and a Standard 50-Amp Female End | Rated for 125/250 Volts & 7500 Watts (55422) : Tools & Home Improvement
Camco Power Grip 30/50A 4-Prong Dogbone RV Generator Adapter - Anderson Lumber
CAMCO UL Listed L14-30P to TT-30C Adapter - Heavy Duty Outdoor Power Adapter - Yellow - Compatible with L14-30 Locking Receptacle in the Power Adapters department at Lowes.com