Cincinnati Milacron CNC 3 531 21 Power Supply Board

Legacy power supply board used in Cincinnati Milacron CNC systems (Acramatic, Big Blue series), delivering regulated DC power to control rack modules.

Model Number: 3‑531‑21
Board Type: Power supply/regulator module for CNC control racks
Compatibility: Cincinnati Milacron CNC machines (Acramatic, Big Blue, 850/900 series)
Mounting: Rack-mounted via gold-finger edge connector
Power Output: Regulated DC (exact voltage/current unspecified; appropriate for control module requirements)
Construction: Multilayer PCB with power regulators and filter components
Status Indicators: Likely includes supply status LEDs (standard for power modules)
Dimensions: Standard control board size (~150 × 100 mm)
Weight: Approximately 1–1.5 lb (0.45–0.68 kg) Please review pictures carefully and let us know if you have any questions!