HP 5120 EI, 5120 SI manual Environmental specifications, Power specifications, Power input types

Chassis	Console	10/100/1000Base-T	1000Base-X	Interafce
		auto-sensing Ethernet
	ports		SFP ports	card slots
		ports
5120-48G EI (2 slots)	1	48	4	2
5120-48G EI TAA (2 slots)
5120-48G-PoE+ EI (2 slots)	1	48, PoE+	4	2
5120-48G-PoE+ EI TAA (2 slots)
5120-8G SI	1	8	1	N/A
5120-16G SI	1	16	4	N/A
5120-24G SI	1	24	4	N/A
5120-8G-PoE+ SI	1	8, PoE+	1	N/A
5120-8G-PPoE+ SI	1	8, PPoE+	1	N/A
5120-24G-PoE+ SI	1	24, PoE+	4	N/A
5120-24G-PPoE+ SI	1	24, PPoE+	4	N/A
5120-48G SI	1	48	4	N/A

NOTE:

On a 5120 EI switch, the last four 10/100/1000Base-T Ethernet ports and the four SFP ports are copper/fiber combo ports in pairs, as shown in Table 17. They form four combo interfaces. When one port in a pair is activated, the other port automatically shuts down.

Environmental specifications

Chassis	Operating temperature	Relative humidity
All chassis	0°C to 45°C (32°F to 113°F)	10% to 90%, noncondensing

Power specifications

Power input types

Chassis		AC-input power receptacle	RPS receptacle
All 5120	EI chassis,	1	1
5120-24G-PoE+ SI
All 5120	SI chassis but the	1	N/A
5120-24G-PoE+ SI

The RPS can supply power to your switch when the AC power line fails or cannot supply sufficient power.

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