Lenovo ThinkPad Ultra Dock SD20F82750 with Power Supply

LENOVO THINKPAD ULTRADOCK — MODEL SD20F82750 (TYPE 40A2). • Lenovo ThinkPad UltraDock (SD20F82750 / Type 40A2). This dock uses Lenovo's proprietary rectangular dock connector (not USB-C) and only fits ThinkPad models with that connector, including.