For Lenovo Thinkpad 20v 8.5a W520 W530 170w 42t5284 Notebook Laptop Supply Power Ac Adapter Charger Cord - Laptop Adapter - AliExpress
Lenovo ThinkPad W520
45N0113 45N0114 20V 8.5A 170W Laptop AC Adapter Charger For Lenovo ThinkPad W530 W520 - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
Amazon.com: UpBright 170W 20V 8.5A AC/DC Adapter Compatible with IBM Lenovo ThinkPad W520 Type 4276 4282 4284 45N0117 45N0118 45N0112 45N0113 45N0114 42T5286 42T5287 45N0052 45N0053 45N0056 55Y9325 55Y9326 Power : Electronics
Star Power 170W AC Power Adapter Charger for Lenovo ThinkPad W520,W530 Series Laptop Computer, 100% Compatible with P/N:0A36227,45N0114,45N0118,45N0113,45N0117,42T5288.
New Genuine 170W 20V 8.5A AC Adapter for Lenovo ThinkPad W520/W530 Series Laptop | eBay