Mitsubishi MR-J4-200B4-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 2 kW (400), MR-J2S comp. Related products Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI AJ71E71-S3 MITSUBISHI A1SX81 MITSUBISHI FR-PU04 MITSUBISHI FR-A540-22K MITSUBISHI A3ACPUR21