Mitsubishi MR-J4-200B4-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 2 kW (400), MR-J2S comp. Related products Mitsubishi FX2N-16EYT-ESS/U Mitsubishi FX2N-16EYR-ES/UL MITSUBISHI FR-A540-15K-EC Mitsubishi FX2N-32ET-ESS/UL Mitsubishi FX2N-48ER-ES/UL MITSUBISHI MR-J2-40A