This is the first hybrid-system switcher in the world.
JR-Freight built HD300 for alternation of generations.
JR-Freight will disuse model DE10 in Tokyo metropolitan area.

JR-Freight Model:HD300, 901, 1-4
Manufactured:2012 Purpose:Switcher
Drive:B-B Power: 270ps, Diesel engine 275PS, Motor 80kW, Generator 170kW/440V, Lithium-ion Battery 67kWh
Gross weight:60.0t Gauge:1067mm