The Hikvision DS-3E3752-H is a network switch with 48 SFP Base-T 10/100/1000M ports (8 of which with combo interface) + 4 SFP+ 10G/1G BASE-X SFP+ ports. Integrate 1 expansion slot, 2 slots with support for fans, 2 slots for power module - Packet forward rate: 252Mbps - Overall switching capacity: 336Gbps - High quality product.

The Dahua S6500-48XF2QF-V2 is a Manageable Layer 3 network switch - Manageable - Version V2 - 48 SFP Ports (1/10Gbps) + 2 SFP+ Ports (40Gbps) - RJ45 Console Port - Micro USB Port - Switching 2.56Tbps - MAC Size 128K - Lightning Protection 2kV - Virtualization Technologies-IRF2.

The DS-3E3756TF by Hikvision, is a network switch 24 Ports 10/100 / 1000M Base-T + 24 Ports 1000Base-X (of which 8 Ports 10G SFP) , Consumption <55W, MAC 64K. Dimensions 442.5 x 350 x 44