The 3HAC8277-1 Robotic Manipulator Servo Motor is a high‑power axis drive used in ABB IRB 6400 family robots, including IRB 6400R configurations such as M99 and M2000 variants. It operates from a 160 V supply and lists speeds of 4033 RPM and 4900 RPM, delivering about 3.8 kW of continuous power and 9 Nm of torque. Verified listings identify this part as a replacement servo motor for IRB 6400/IRB 6400R systems, reinforcing its compatibility with the M99 and M2000 configurations.
