Mitsubishi MR-J4-10B-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 100 W, MR-J2S comp. Related products MITSUBISHI FR-A540-15K-EC MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-32ET-ESS/UL MITSUBISHI FR-PU04 Mitsubishi FX2N-48ER-DS MITSUBISHI FR-A540-22K