ABB 3HAC7963-1 Harness Assembly

The ABB 3HAC7963-1 Harness Assembly is a dedicated axis 6 cabling harness for ABB IRB 6400 family robots, identified by part number 3HAC7963-1 and described in listings as the AX 6 harness assembly. This ABB spare part routes power and signals between the axis 6 servo and the robot controller, preserving the original interfaces and cable routing. Retailers confirm its use on the IRB 6400R/M2000 configurations, reinforcing its role as the axis 6 harness for that family. Some listings note REV 02 and indicate in‑stock availability, with new condition and, in certain catalogs, a standard warranty. Designed for repair or replacement, the 3HAC7963-1 harness helps restore proper axis 6 cabling without fabricating a new harness, supporting reliable robot performance and uptime in automated cells. Common applications include ABB IRB 6400-series deployments in manufacturing lines where axis 6 wiring has worn or been damaged, ensuring compatibility with ABB spare parts ecosystems.