Avaya 4900 Series - Chapter 4: SFP; SFP transceiver; Selecting an SFP

Table 5: PoE+ specifications
Model Number of
Power Supplies
Power supply Power over Ethernet (PoE+)
power output
Rated Line voltage Max
Power
per Port
(Watts)
Max power
output
Sum of all Ports
(Watts)
ERS 4950GTS-
PWR+
1 1025 W 200–240 VAC 30 W 720 W 24 ports
at 30 W
2 1025 W 200–240 VAC 30 W 1440 W 48 ports
at 30 W
1 1025 W 100–110 VAC 30 W 720 W 24 ports
at 30 W
2 1025 W 100–110 VAC 30 W 1440 W 48 ports
at 30 W
ERS 4926GTS-
PWR+
1 1025 W 200–240 VAC 30 W 720 W 24 ports
at 30 W
2 1025 W 200–240 VAC 30 W 720 W 24 ports
at 30 W
1 1025 W 100–110 VAC 30 W 720 W 24 ports
at 30 W
2 1025 W 100–110 VAC 30 W 720 W 24 ports
at 30 W
MTBF values
The following table lists the MTBF values for the switches in ERS 4900 Series in combination with
one or two PSUs.
Model Number of PSUs Power Supply rating MTBF (hours)
4926GTS 1 250W 212,509
2 250W 191,705
4926GTS-PWR+ 1 1025W 211,044
2 1025W 197,295
4950GTS 1 250W 199,834
2 250W 181,329
4950GTS-PWR+ 1 1025W 195,578
2 1025W 183,714
Technical specifications
February 2016 Installing Avaya Ethernet Routing Switch 4900 Series 19
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