26Technical specificationsTable 8 Technical specifications for non-PoE switch modelsItem S5110V2-28P S5110V2-52PDimensions (H × W × D) 43.6 × 440 × 160 mm (1.72 ×17.32 × 6.30 in) 43.6 × 440 × 230 mm (1.72 × 17.32 × 9.06 in)Weight ≤ 2.5 kg (5.51 lb) ≤ 3.5 kg (7.72 lb)Console port 1 × serial console port 1 × serial console port10/100/1000BASE-Tautosensing Ethernet port 24 48SFP port 4 4Input voltage • Rated voltage: 100 VAC to 240 VAC @ 50 or 60 Hz• Max voltage: 90 VAC to 264 VAC @ 47 to 63 HzMinimum powerconsumption 9 W 18 WMaximum powerconsumption 23 W 41 WChassis leakage currentcompliance UL60950-1/EN60950-1/IEC60950-1/GB4943Melting current of powermodule fuse 2 A/250 V 3.15 A/250 VCooling system Natural cooling without fantraysUsing fixed fan trays to draw ambient air infrom the left side and exhaust heated air fromthe right side and power module sideOperating temperature 0°C to 45°C (32°F to 113°F)Operating humidity 5% to 95%, noncondensingFire resistance compliance UL60950-1/EN60950-1/IEC60950-1/GB4943Table 9 Technical specifications for PoE switch modelsItem S5110V2-28P-HPWR S5110V2-52P-PWRDimensions (H × W × D) 43.6 × 440 × 260 mm (1.72 × 17.32 ×10.24 in)43.6 × 440 × 400 mm (1.72 × 17.32 ×15.75 in)Weight 4.5 kg (9.92 lb) ≤ 6 kg (13.23 lb)Console port 1 × serial console port 1 × serial console port10/100/1000BASE-Tautosensing Ethernet port 24 48SFP port 4 4