Lenovo 20V 8.5A 170W 7.9*5.5mm Original AC Power Adapter or Charger for Lenovo ThinkPad W520 W530 T520 - WIT Computers
4X20E50578 - Lenovo ThinkPad 170W AC Adapter (Slim Tip) - power adapter - 170 Watt - Currys Business
Genuine Charger 20v 8.5a 170w Laptop Power Adapter For Lenovo Thinkpad P50/p51/p70/p71/w540/w541 Square Usb Tip With Pin - Buy Genuine Charger 20v 8.5a 170w Laptop Power Adapter,20v 8.5a 170w Laptop Power Adapter