Mitsubishi MR-J4-500B-RJ Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 5 kW, RJ type Related products MITSUBISHI FR-A540-22K MITSUBISHI FR-A540-0.75K-EC MITSUBISHI FR-PU04 MITSUBISHI A1ADP-SP MITSUBISHI MR-J2-40A Mitsubishi FX2N-48ER-ES/UL