Conntek 30112 6-15P to L6-20R Plug Adapter, 15 Amps 250 Volts Plug: NEMA 6-15P (Straight Blade) Connector: NEMA L6-15R (Locking) This small plug adapter allows a device with a locking L6-15 plug to receive power from a straight blade 6-15 outlet 15 Amps 250 Volts Max Rating: 3,750 Watts