AC brushless rotary servo motor with straight shaft + built-in thermistor + built-in absolute feedback encod. (22-bit) + oil seal - Mitsubishi Electric (MELSERVO J4 series) - Rated output 55kW - 22-bit (equivalent to 4194304ppr) feedback - Rated current 110A - Supply voltage 400Vac class - Rated torque 350Nm nominal - Rated rotational speed 1500rpm - 280x280mm flange mounting - IP44 - with MS-type connectors - rated for 0...+40°C ambient - equivalent to HGJR55K1M4