Mitsubishi MR-J4-500B4 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B for Rated Motor Power up to 5000 W (400V) Related products MITSUBISHI FR-A540-15K-EC Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI A2NCPU Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI A1ADP-SP Mitsubishi FX2N-48ER-ES/UL