Mitsubishi MR-J4-350B4-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 3.5 kW (400), MR-J2S comp. Related products Mitsubishi FX2N-48ET-ESS/UL Mitsubishi FX2N-48ER-DS Mitsubishi FX2N-32ET-ESS/UL Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI FR-A540-15K-EC MITSUBISHI FR-PU04