NICGIGA
NICGIGA 48 Port 2.5Gb Ethernet Switch Unmanaged
Bottom line: The NICGIGA 48 Port 2.5Gb Ethernet Switch Unmanaged: 48x 2.5G RJ45 ports, 240Gbps switching capacity; main trade-off: unmanaged, so no VLANs, QoS, or link aggregation.
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Pros & Cons
Pros
- ✓ 48x 2.5G RJ45 ports, 240Gbps switching capacity
- ✓ Auto-negotiates 100M/1G/2.5G for backward compatibility
- ✓ Plug-and-play unmanaged, zero configuration
- ✓ 4KV surge/lightning protection built in
Cons
- ✗ Unmanaged, so no VLANs, QoS, or link aggregation
- ✗ Industrial cooling fans add audible noise
- ✗ Only a 1-year warranty
- ✗ No SFP+ or 10G uplink ports
SpecPicks Verdict
SpecPicks scored NICGIGA 48 Port 2.5Gb Ethernet Switch Unmanaged using a rating × review-volume × price-fit model applied to published specs and reviews across the networking category. NICGIGA's networking lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for networking of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- ⭐ 【48 x 2.5Gbps Ultra-Fast Ports】 Equips with 48× 100/1000/2500Mbps RJ45 Ethernet ports, delivering up to 240Gbps switching capacity. This 2.5G network switch significantly expands your network bandwidth and eliminates bottlenecks for multi-device environments.
- ⭐ 【Smart Auto-Negotiation】 Seamlessly auto-negotiates link speeds between 3 levels (100Mb/1G/2.5G). It provides backward compatibility and optimal performance for all connected high-speed hardware, such as 2.5G WiFi 6/7 APs, NAS storage, 2.5G PCIe adapters, gaming PCs, servers, and 4K/8K video streaming.
- ⭐ 【Industrial Cooling Fans & Metal Shell】 Features a rugged metal housing equipped with built-in industrial-grade cooling fans. This heavy-duty thermal design ensures aggressive heat dissipation, maintaining low operating temperatures and rock-solid reliability even under 24/7 full-load enterprise workflows.
- ⭐ 【Instant Plug and Play Setup】 Fully unmanaged enterprise-grade switch requiring zero software or complex configuration. Supports auto MDI/MDIX (eliminating the need for crossover cables), standard 19-inch rack mounting (brackets included), and non-blocking data forwarding for an effortless networking experience.
- ⭐ 【4KV Lightning Protection & Reliable Support】 Features built-in 4KV surge and lightning protection to safeguard your network equipment against harsh weather or electrical surges. Every NICGIGA switch comes with a 1-year warranty and lifetime professional technical support.
Full Specifications
| Brand | NICGIGA |
|---|---|
| Weight | 2.5g |
| Platform | No Operating System |
| Interface | RJ45 |
| Unit Count | 1.0 Count |
| Switch Type | Unmanaged |
| Connectivity | WiFi |
| Model Number | 48 Port | 48x 2.5G RJ45 |
| Compatibility | Switch |
| Built-In Media | S25-4800 |
| Interface Type | RJ45 |
| Mfr Part Number | S25-4800 |
| Number of Ports | 48 |
| Compatible Devices | Desktop |
| Data Transfer Rate | 240 Gigabits Per Second |
| Included Components | S25-4800 |
| Warranty Description | 1 Year Warranty |
| Full listing title | 48 Port 2.5Gb Ethernet Switch Unmanaged, NICGIGA 48 Port 2.5G Base-T Network Switch, Plug & Play, 19-Inch Rackmount/Desktop Multi-Gigabit Switch. |
Ready to buy?
48 Port 2.5Gb Ethernet Switch Unmanaged, NICGIGA 48 Port 2.5G Base-T Network Switch, Plug & Play, 19-Inch Rackmount/Desktop Multi-Gigabit Switch. is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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