ThinkPad 72W AC Adapter
The ThinkPad 72W AC Adapter supports the ThinkPad A, I, T, and X Series systems, the new ThinkPad Port Replicator, and the new ThinkPad Li-Ion Multiple Battery Charger. You can keep spares at home, at work, and attached to your Port Replicator for greater convenience.
Lenovo ThinkPad 72W AC Adapter, 72 W, 334 g, 51 x 127 x 28 mm
Lenovo ThinkPad 72W AC Adapter. Capacity: 72 W. Weight: 334 g. Dimensions (WxDxH): 51 x 127 x 28 mm