Mitsubishi MR-J4-700B4-RJ020 Description Description Mitsubishi Digital AC-Servo Amplifier MR-J4-B, for Motor Power 7 kW (400), MR-J2S comp. Related products MITSUBISHI AJ71E71-S3 MITSUBISHI FR-A540-15K-EC Mitsubishi FX0N-65EC MITSUBISHI FR-A540-0.75K-EC Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI A1SX81