Mitsubishi MR-J4-20B-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 200 W, MR-J2S comp. Related products Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX0N-65EC Mitsubishi FX2N-48ER-ES/UL Mitsubishi FX2N-16EYT-ESS/U Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI FX1N-40MR-DS