Lenovo - 0A36227 - AC Adapter 170W 0A36227 - Lenovo - 170-Watts AC Adapter for ThinkPad W520 $47.97 $39.00
Lenovo - 42T5287 - AC Adapter 170W 42T5287 - Lenovo - 170-Watts AC Adapter for ThinkPad W700 $248.39 $210.50
Lenovo - 45N0117 - AC Adapter 170W ThinkPad W520 45N0117 - Lenovo - 170W ThinkPad AC Adapter for W520 $45.41 $36.92
Lenovo - 4X20E50574 - AC Adapter 170W Slim Tip 4X20E50574 - Lenovo - 170-Watts AC Adapter (Slim tip) for ThinkPad $135.95 $115.21