HUAWEI eKit S220-8P4S 1U Rackmount Switch - 8 x 10/100/1000BASE-T Ports, 4 x GE SFP Ports, 125W PoE+ (Full PoE Load: 166.65W), 19.99W Typical Power Consumption, 24 Gbps Switching Capacity, 18 Mpps Forwarding Rate, Built-in AC Power Supply, RJ45 Console Port, Air Cooling, Metal Chassis, 0-50°C Operating Temp, 90-290V AC Input, 1 Fan, EMC & Safety Certified, Wall/Rack/Desk Mounting Silver HUAWEI S110-8P2ST 8-Port Gigabit Ethernet Switch with 1 GE SFP Port, 1 x 10/100/1000BASE-T, PoE+ Support (124W), 155W Maximum Power Consumption, 20 Gbps Switching Capacity, 14.88 Mpps Forwarding Rate, 0.8U Rackmount/WALL Mountable, 56V DC Power Adapter, Natural Heat Dissipation, EMC/Safety Certified, Operating Temp 0°C to 40°C (32°F to 104°F) White HUAWEI S310-48P4X 48-Port Gigabit Switch with 4 x 10GE SFP+ Ports, PoE+ (380W), 1U Rack-Mountable, AC Power Supply, 131 Mpps Forwarding Rate, 176 Gbit/s Switching Capacity, Metal Chassis, 49.44W Typical Power Consumption, Intelligent Cooling Fans, Surge Protection, 5% to 95% Humidity, Operating Temp -5°C to +50°C, RJ45 Console Port, EMC & Safety Certifications White