Mitsubishi MR-J4-500B4-RJ Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 5 kW (400), RJ type Related products Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI FR-A540-22K MITSUBISHI MR-J2-40A Mitsubishi FX2N-32ER-ES/UL MITSUBISHI FX0-30MR-ES Mitsubishi FX2N-48ER-DS