NETGEAR GS728TPP 24-Port 1G PoE+ + 4-Port 1G SFP Manage Rackmount Switch

Technical Specifications
Interfaces: 24 Auto-sensing Gigabit ports, and four dedicated Gigabit SFP fiber ports.
PoE Ports: 24 IEEE 802.3at PoE+ Ports, providing up to 30W of DC power through each port

PERFORMANCE SPECIFICATION
Bandwidth: 56 Gbps
Acoustic noise (ANSI-S10.12): 31.8 dBA
Mean Time Between Failures (MTBF): 247,163 hours
Heat Dissipation(at AC 97VAC/47Hz and full PoE load): 1650.67 Btu/H (internal PS)

PHYSICAL SPECIFICATIONS
Dimensions: 440 x 257 x 44 mm
Weight: 4.36 kg

POWER CONSUMPTION (WHEN ALL PORTS USED, LINE-RATE TRAFFIC AND MAX POE)
Worst case, all ports used, line-rate traffic, max PoE: 483.5W