The ExtremeSwitching 2000 W AC power supply with front-to-back airflow (part nos. XN-ACPWR-2000W-FB and XN-ACPWR-2000W-F) are available for use in X465-24W/48P/48W/24MU/24MU-24W and X465i-48W PoE switch models:
| Dimensions (with handle) | Height: 1.57 inches (4 cm) Width: 3.25 inches (8.25 cm) Length: 11.51 inches (29.25 cm) | 
| Dimensions (without handle) | Height: 1.57 inches (4 cm) Width: 3.25 inches (8.25 cm) Length: 10.25 inches (26.05 cm) | 
| Weight | 2.95 lb (1.34 kg) | 
| Voltage input range | 100-200 | 
| Nominal input ratings | 12.5 A max at 115VAC and 6A max at 230VAC at Full 770 W load | 
| Maximum inrush current | 45A at Max 264 VAC at 25C with cold start | 
| Output | 54 V, 13.2 A max, 2000 W | 
| Power supply input socket and cord | IEC/EN 60320-1/C16 AC input receptacles | 
| Power cord wall plug | Refer to Power Cord Requirements for AC-Powered Switches and AC Power Supplies | 
| Efficiency | Minimum efficiency: 88% at maximum power output | 
| Operating temperature | 0°C to 50°C (normal operation) | 
| Storage temperature | -40°C to 70°C | 
| Operating humidity | 93% relative humidity, non-condensing at 30C | 
| Operational shock |