Best Switch With Redundant Power Supply

MokerLink 48 Port Gigabit Ethernet Switch, Dual Power Supply, Fanless Metal Rackmount Unmanaged Plug and Play Network Switch

Gigabit Ports: 48 gigabit ethernet ports, switching capacity is 112Gbps, each port can reach 1G rate at the same time, with higher data throughput. 8K Mac address table, more devices can be connected and can be used in large networks.
Dual Power Supply: built-in two identical power supplies form redundant backup. If one fails, the other takes over immediately, with higher reliability..
Easy to Use: Unmanaged Plug and Play, just plug in the power cord, connect the ethernet cable to your device, can be used without configuration..
Stable and Quiet: Durable Metal housing, fanless silent, double side cooling holes, LED indicator lights, stable operation, easy to maintain network status.
Widely Used: desktop or rackmount placement, widely used in home/business/data network, such as IP cameras, Wireless Access Point, Computer Networks devices, switch and router data transmission etc..

Flexible deployment with 2 x 10G Fiber Ports and 8 x 10GbE SFP+/NBASE-T combo ports technologies to support five speeds (10G / 5G / 2.5G / 1G / 100M).
Comes with an industrial hardened IP20 metal case, fanless design and ventilated construction, the QSW-IM1200-8C can operate in temperatures of -30 ~ 65° Celsiu.
Equipped with redundant DC power supply and circuit breaker to ensure continuous operation.
Powered by QNAP’s QSS (QNAP Switch System) switch OS that comes with an easy-to-use Web GUI and value-added functions to simplify network set up and management.
Supports Layer 2 management features, such as LACP, VLAN, ACL and LLDP, for network bandwidth management and security.

Full Product specifications: click to view/ total Number of network Ports: 24/ uplink port: Yes/ modular: Yes.
Port/expansion slot details: 24 x Gigabit Ethernet network, 4 x 10 Gigabit Ethernet expansion slot.
Expansion slot Type: SFP+/ shared SFP slot: No/ Number of SFP+ Slots: 4/ layer supported: 4.
Power source: power supply/ Redundant power supply supported: No/: Yes/ environmental certification: RoHS.

Storage Expansion for your QNAP NAS, computers (supports Windows and Mac), and servers.
Rackmount USB 3.2 Gen 2 Type-C High-Capacity JBOD Storage Enclosure with Redundant Power.
The TL-R1200C can only be used as a separate storage pool or volume on your QNAP NAS. It cannot be combined with an existing storage pool/volume..

[Rackmount] TP1846 is a crypto mining rig case server chassis that can be mounted on a standard 19” server rack. Dimensions are 19″ x 4U x 25.6″ Deep (485 x 177 x 650mm)..
[ 8 GPU Slots] This chassis is designed for 8 GPU Graphics Cards (NOT INCLUDED) and 6 colling fans (INCLUDED) with additional space for 2 fans that can be attached to the back of the rig..
[Sturdy Mining Case] Industrial chassis miner rig is constructed from Heavy-duty and anti-rust SGCC steel, with a thickness of 1.2mm. Made to protect your valuable hardware..
[Compatibility] Support (NOT INCLUDE): ATX and microATX motherboard, with room for one HDD or SSD (3.5” or 2.5”).
standard PS-2 ATX or Mini-redundant power supply. Front: Power switch.
[Contents] Products containing high-quality chassis and fans only, GPUs, PSU or any other components are not included with purchase. The case is preassembled..

[Easy Access] Front accessible expansion slot card ports and I/O components.
[Compatible] Enclosure supports all types of ATX motherboards (full-size ATX, microATX, miniATX) as well as the PS-2 ATX power supply or mini-redundant PSU (not included).
[Rack Mount] Mountable to any standard 19” server rack. Dimensions are 19″ x 4U x 15″ Deep.
[Features] Equipped with for 7 Drive Bays, 2 x 5.25″ and 6 x 3.5” (internal), 7 (full height) expansion slots, 1 x 120mm and 2 x 80mm fans included, power and reset switch, 2 x USB, LEDs for Power & HDD.
[Reliable] Constructed of a Heavy-Duty SGCC Steel (1.0 mm) and Aluminum (for handles) with industrial quality and ruggedness. No Assembly Required.

DC12V ~ DC48V POE VOLTAGE BOOSTER - Supply standard IEEE802.3af/at POE power with DC12V/DC18V/DC24V/DC36V/DC48V input.
8-PORT FULL GIGABIT POE SWITCH - Providing 8*10/100/1000Base-T Ethernet PoE ports and 2*1000Base-X SFP slots (Fiber module is not included). Each POE ports are compliant to IEEE802.3af/at standard. It supports one-key fast ring fiber network and broadcast storms protection (BSP).
INDUSTRIAL DESIGN FOR HARSH ENVIRONMENT - Fanless design and wide working temperature (-40℃ ~ 75℃ or -40 ℉ ~167 ℉).
POE WATCHDOG - Realtime monitoring POE load device's status and will automatically reboot POE port when the connected device is not active. It proivdes non-stop running of POE device, like security cameras, IP speakers and IP phones.
TOTAL 240W POE BUDGET - Up to 30W per POE port, and total 240W POE budget (DC48V input), or 120W (DC24V input), or 80W (DC12V input).
NON-STOP POE SUPPLY WITH DUAL POWER INPUT - Support 2 channel DC12V-48V redundant power inputs and auto failover, ensure high reliability networking system.
APPLICATION - For solar power system, vehicle, RV, VoIP IP phone system, robust fiber ring network.