Southwire Yellow Locking Cord Adapter, 12/3 STW, 15A-125V To 20A-125V, 9 In. | Killingworth True Value
L14-20P to L5-30R Power Cord Adapter 20 Amp 125V – Rackmount PDU
Hubbell 20A / 277V Male Plug Cord Cap Preowned Twist Lok 3 prong | eBay
AC WORKS 5 ft. L14-30P Generator 4-Prong 30 Amp Plug to (4) NEMA 5-15/20R 20 Amp Household Female Connectors Adapter Cord L1430F520-05 - The Home Depot
NEMA 5-20 Male Plug to 5-20 Connector 3.0 meters / 10 feet 20A/125V 12/
Electrical Plug Extension Cord End 125/250V 15/20A