Mitsubishi MR-J4-20B-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 200 W, MR-J2S comp. Related products MITSUBISHI FX1N-40MR-DS MITSUBISHI FR-A540-22K Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI A2NCPU MITSUBISHI MR-J2-40A MITSUBISHI AJ71E71-S3