19V, 4 Pin DIN Connector Power Adapter for Printer Tv Monitor Cash Till POS Sys | eBay
StarTech.com 12in Molex LP4 Power Extension Cable M/F - 4 pin Molex Power Connector - 4 pin Power Extension Cable - LP4 Power Cable (LP4POWEXT12) : Amazon.co.uk: Computers & Accessories
Atx12 P4 Pc power cable/adapter; 4-pin to 8-pin converter 18cm. | eBay
Duttek DC to 4 Pin Power Cable, DC5.5 x 2.1mm Female to 4 Pin Male Adapter Cord Power Cable for DVR, Thermal Barcode Printer, LCD TV, 15cm: Amazon.co.uk: Electronics & Photo
Mini Din 4 Pin Male to 5.5 x 2.1mm Female DC Power Cable 0.15m