This 120W replacement AC charger is specially engineered for HP Thunderbolt Dock G2 docking stations, including SKUs 2UK37AA#ABB and 2UK37AA#ABA. It fully replaces original HP OEM power supply part numbers: 906329-002, 902369-003, 902369-002, 902369-001, 740243-001, TPC-F122-D23, TPC-Q068-24, TPC-Q069-24, DOC0200A-OBP. With standard 19.5V 6.15A steady power output and 7.4 × 5.0 mm barrel connector, it delivers sufficient power to run multi-external displays, USB peripherals and laptop charging simultaneously without unstable connection or power drop. Premium internal components with complete safety protection prevent overheating and circuit damage during long-hour office use. Compact size with matched power cord, easy plug-and-play installation, an ideal cost-effective spare replacement for broken or aging original dock adapters.