ABB 3HAC031977-001 Battery Unit DSQC 508

ABB 3HAC031977-001 Battery Unit DSQC 508

The ABB 3HAC031977-001 is a Battery Unit DSQC 508. Provide regulated power and retain volatile memory / absolute-position data during downtime. Send us the part number on your unit and we confirm the match before you order.

Specifications

Send the part number printed on the label or the unit nameplate, and we confirm the match before you order.

Industrial Applications

• Controller power supplies and battery backup.
• DC power modules.
• Emergency-stop and safety power circuits.

Design Purpose

Provide regulated power and retain volatile memory / absolute-position data during downtime. A damaged Battery Unit DSQC 508 shows up as capacitor aging and output drift. Replacing it with the same part number restores normal operation. The work is done at the robot, so the unit must be made safe before the part is changed.

Common Failure Modes

• Capacitor aging and output drift.
• Battery depletion losing zeroing data.
• Overvoltage damage.

Specific alarm codes are not officially documented for this model. Please contact us with the fault code shown on your controller for accurate diagnosis. Our ABB IRC5 alarm codes guide covers the controller side, where a drive related fault often leads the first checks.

Why Choose Us

• Specialized in industrial robot spare parts for ABB, FANUC, KUKA and YASKAWA.
• Each part is tested and verified by experienced technicians before packing.
• Technical support available to help with fitment and troubleshooting.
• Worldwide shipping with careful industrial packaging, from our Shanghai office.
• Repair service offered on defective units.

Related Products

• More ABB Power Supplies & Batteries in our range. Contact us for a full list of compatible accessories and replacement parts.
• Send your part number or unit nameplate — we confirm the exact match before you order.

Request a quote: send your part number (3HAC031977-001) or the number on your unit nameplate, and we confirm condition, compatibility and lead time before you order.