The MPL-B540K-SJ22AA is a discontinued servo motor from the MP Series, featuring a permanent magnet rotary design with low inertia. It operates at 480 VAC with a 165 mm frame and 4-inch stack length, capable of reaching 4000 RPM. The motor includes a single-turn high-resolution encoder, shaft key (no seal), and bayonet connector. It offers right-angle mounting with 180° rotatable capability (no brake) and complies with IEC metric standards. Note: Original manufacturer warranty does not apply, but includes Radwell's 2-year warranty.