Amazon.com: Interpower 84351203 IEC 60309 High Power Connector, Four Pole, Five Wire, 20A Rating, 120/208VAC Voltage, Blue 9 Hour Designation : Electronics
APC Modular IT Power Distribution Cable Extender 3-wire IEC-309 (PDX332IEC-480)
Leviton SP532-P6 32A, 200/346-240/415 Volt, IEC 309-1 and 309-2, 4P, 5W, Industrial Grade, IP44, Splash Proof, International-Rated Pin/Sleeve Plug, Red - Electric Plugs - Amazon.com
Calvas IEC C20 Plug to 332C6 Connector Power cord,plug a device with a IEC309 316P6 inlet or plug into an IEC320 C19 receptacle,16Amps - (Color: 80CM) - - Amazon.com