Port 10 I/O module slots, maximum, depending on model Supports any of the following line cards in the open slots R0X38B, R0X39B, R0X40B, R0X41A, R0X42A, R0X43A, R0X44A, R0X45A, R0X38C, R0X39C, R0X40C, R0X41C, R0X42C, R0X43C, R0X44C, R0X45C, S0E48A, S1T83A PoE capabilit Available IEEE 802.3af, 802.3at, 802.3bt PoE support, depending on model and configuration Power supplie Supports four modular frontserviceable power supplies with removable rearserviceable power cord inlet adapters. Supported Power Supplies: R0X35A, R0X36A. PoE available will be dependent on the number of management modules, line cards, fan trays and the number of power supplies used. Power supplies not included; order separately. System switching capacity: 28 Tbps System throughput capacity: 11.4 Bpps Average latency (LIFO-64-bytes packets): 1G: 5.32 μSec 10G: 1.48 μSec 25G: 2.78 μSec 40G: 1.31 μSec 100G: 1.42 μSec Operating temperature: 32°F to 113°F (0°C to 45°C)