Mitsubishi MR-J4-500A4 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-A for Rated Motor Power up to 5000 W (400V) Related products MITSUBISHI FX0-20MR-ES Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI E1071 Mitsubishi FX2N-32ER-ES/UL MITSUBISHI Q02HCPU Mitsubishi FX2N-16EYT-ESS/U