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-16EX-ES/UL MITSUBISHI MDS-A-SPJ-22 Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX2N-16EYR-ES/UL MITSUBISHI FX0-30MR-ES Mitsubishi FX2N-48ET-ESS/UL