Mitsubishi MR-J4-40B-RJ Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 400 W, RJ type Related products MITSUBISHI FR-PU04 Mitsubishi FX2N-16EYR-ES/UL Mitsubishi FX2N-16EYT-ESS/U Mitsubishi FX2N-32ER-ES/UL MITSUBISHI FX0-30MR-ES MITSUBISHI FX1N-40MR-DS