Yep....the carpet cleaner rip off If it for carpet cleaners quadruple the price, the thick idiots won’t complain
I modified my Powrflite several years ago when they still had pigtail leadshanging out of the back. I used these.https://www.amazon.co.uk/Neutrik-NAC3FCA-PowerCon-Plug-Blue/dp/B002EDS1FMStill going strong after 7 years or so. They were a lot more expensive then as new to the market.You may find them cheaper than that, socket on the back of the machine, plug on the lead.