S3218-16ET-135 | Type Unmanaged | Switch layer L2 | 16xBasic switching RJ-45 Ethernet ports quantity | Basic switching RJ-45 Ethernet ports type Gigabit Ethernet (10/100/1000) | 2xSFP module slots quantity | Switching optical modules type Gigabit Ethernet | Transmission distance (max) 0.25 km | Switching capacity 7.2 Gbit/s | Throughput 5.3568 Mpps | Rack mounting Yes | Stackable Yes | Form factor 1U | Product colour Black | Power source AC | Power over Ethernet (PoE) Yes | 2xPower over Ethernet (PoE) ports quantity | Total Power over Ethernet (PoE) budget 135 W | Width 440 mm | Depth 300 mm | Height 44 mm