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Amazon.com: TP-Link 48 port gigabit PoE switch | 48 PoE+ Port @384W, w/ 4 SFP Slots | Smart Managed | Limited Lifetime Protection | Support L2/L3/L4 QoS, IGMP and LAG | IPv6
Amazon.com: Cisco Business CBS350-48T-4G Managed Switch | 48 Port GE | 4x1G SFP | Limited Lifetime Protection (CBS350-48T-4G-NA) : Electronics
Amazon.com: Cisco Business CBS220-48T-4G Smart Switch | 48 Port GE | 4x1G SFP | 3-Year Limited Hardware Warranty (CBS220-48T-4G-NA) : Electronics
Amazon.com: NETGEAR 48-Port Gigabit Ethernet Unmanaged PoE+ Switch (GS348PP) - with 24 x PoE+ @ 380W, Desktop/Rackmount, Sturdy Metal : Electronics
Amazon.com: MokerLink 48 Port Gigabit Ethernet Switch with 2 SFP Port, Dual Power Supply, Fanless Metal Rackmount Unmanaged Plug and Play Network Switch : Electronics
Amazon.com: TP-Link 48 Port Gigabit Ethernet Switch | Plug and Play | Sturdy Metal w/ Shielded Ports | Rackmount | Fanless | Limited Lifetime Protection | Traffic Optimization | Unmanaged (TL-SG1048) , Black : Electronics