10PCS 1000BASE-T Gigabit SFP to RJ45 Copper Transceiver - 1.25G SFP-T
10PCS 1000BASE-T Gigabit SFP to RJ45 Copper Transceiver - 1.25G SFP-T
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In this review the 10PCS 1000BASE-T Gigabit SFP to RJ45 Copper Transceiver kit is judged on compatibility, ease of installation and value. It is aimed at network engineers and small IT teams who need a low-cost way to add RJ45 copper ports to switches with 1G SFP bays. The single biggest reason to buy is straightforward: these modules provide plug-and-play 1Gbps connectivity over CAT5e or CAT6 up to 100m with broad vendor compatibility, making them a quick, inexpensive solution to convert SFP ports into copper uplinks.
Key Features
- Gigabit Performance: Supports 10/100/1000M auto-negotiation to deliver standard Gigabit Ethernet speeds for mixed device environments.
- 100m Reach: Works over CAT5e or CAT6 cable to provide reliable connections up to 100m between switch and endpoint.
- Wide Compatibility: MSA compliant design is confirmed to work with many switches and devices from common vendors for flexible deployment.
- Hot-Pluggable Design: Plug-and-play operation with a 90 degree ring latch makes installation and removal fast without powering down equipment.
- Low Power and Heat: Low power dissipation and a heat-conducting gasket help keep modules cool in dense switch environments.
Who It's For
The kit is best for network administrators, home lab enthusiasts, and small business IT staff who need to add copper Gigabit ports to switches, routers or NICs that only have SFP slots. It is especially useful when running short copper runs for NAS, SAN, or HPC nodes where fiber is not required.
Those who should look elsewhere include users needing optical fiber links, SFP+ 10Gbps speeds, or modules with DDM/DOM monitoring. Also consider vendor-branded transceivers if strict certified support is required for enterprise procurement policies.
Pros & Cons
Pros
- Good value for money when converting SFP ports to RJ45 Gigabit copper.
- Customers report reliable compatibility with a range of devices including Ubiquiti edge switches and popular USG devices.
- Easy installation and hot-pluggable convenience reduces downtime during upgrades.
- Low EMI and low power draw make it suitable for dense rack deployments.
Cons
- Does not provide DDM/DOM telemetry, which some monitoring setups expect.
- Power consumption and spec listings vary slightly between the product text and Cable Matters reference, so confirm thermal allowances in tight enclosures.
Specifications
| Brand | GESD |
| Form Factor | 1G SFP to RJ45 copper |
| Data Rate | 10/100/1000M (1.25Gb/s) |
| Reach | Up to 100m over CAT5e/CAT6 |
| Connector | RJ45 |
| Power Supply | 3.3V |
| Operating Temp | 0C to +70C |
Our Verdict
This 10-pack of Gigabit SFP to RJ45 transceivers is a practical, cost-effective way to add copper ports to SFP-only switches. It is a strong choice for labs, small businesses and installers who need dependable 1Gbps links over existing CAT5e/CAT6 cabling and broad compatibility with many popular vendors. For those who need fiber links or advanced telemetry, choose a different module, but for plain copper conversion this kit delivers solid value.
Frequently Asked Questions
Will this work with my switch?
It is MSA compliant and reported to work with many brands including Ubiquiti, Meraki, Netgear and others, but contact the seller if you need a customized SKU for strict compatibility.
What cable and distance does it support?
It supports CAT5e or CAT6 copper cabling for distances up to 100m at Gigabit speeds.
Can I hot-swap these modules?
Yes, the modules are hot-pluggable; rotate the ring latch down at 90 degrees to unlock and pull the transceiver out without powering down.
Editor's Take
A cost-effective 10-pack of 1Gbps SFP-to-RJ45 transceivers that adds reliable copper ports to SFP-only switches; great value for labs and small IT teams needing plug-and-play Gigabit links.

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