Summit 770 W Power Supplies Technical Specifications

The following Summit 770 W power supplies are available for use in ExtremeSwitching X690 and X870 series switches.

Table 1. Physical Specifications


Height: 1.57 inches (4.0 cm)

Width: 3.25 inches (8.3 cm)

Length: 10.22 inches (26.0 cm)


2.55 lb (1.12 kg)

Table 2. Power Specifications

Voltage input range

100-127/200-240 47 to 63Hz

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


54 V, 13.2 A max, 770 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.


Minimum efficiency: 88% at maximum power output.

Table 3. Environmental Specifications

Operating temperature

-10°C to 50°C (normal operation)

Storage temperature

-40°C to 70°C

Operating humidity

93% relative humidity, non-condensing at 30C

Operational shock

30 m/s2 (3 G)