Available. The Mitsubishi MR-J4-350A4-RJ is a digital AC servo amplifier designed for high-performance motion control applications. Part of the MELSERVO-J4 series, it delivers a rated output of 3.5 kW and operates at a 400V three-phase power supply. This amplifier is equipped with a built-in dynamic brake, enhancing safety and operational efficiency. It features a high-resolution 22-bit encoder, enabling precise positioning and smooth motion control. The MR-J4-350A4-RJ supports a maximum command pulse frequency of 4 million pulses per second, accommodating high-speed applications. Its compact dimensions—105 mm in width, 250 mm in height, and 200 mm in depth—allow for flexible integration into various systems. Weighing 3.6 kg, it offers a robust solution for demanding industrial environments.