1.25Gbps RJ45 Copper SFP Transceiver 10Pcs - Reliable Gigabit Link

In this review of the 1.25Gbps RJ45 Copper SFP transceiver pack, the bottom line is straightforward: this kit is for network technicians and small IT teams who need a cost-effective, plug-and-play way to convert SFP ports to copper up to 100m. The reviewer found the modules deliver stable 10/100/1000 Mbps connectivity when paired with compatible switches and routers, and the hot-swappable design makes short-distance deployments quick. The single biggest reason to buy is the practical balance of compatibility and build quality for everyday gigabit runs.

Key Features

• 1.25 Gigabit Copper SFP: Converts a 1000M SFP port to a 10/100/1000Base-T RJ45 connection for flexible port use.
• 100m Copper Reach: Supports up to 100m over Cat5/Cat5e/Cat6 cable, which covers most office and rack-to-rack runs.
• Wide Compatibility: Works with many Cisco, Netgear, MikroTik, Ubiquity, and D-Link devices for broad interoperability.
• Durable Shell: Zinc alloy casing and heat-resistant insulation provide stable, low-power operation in routine environments.
• Hot Swappable: Plug-and-play capability enables fast replacement or addition of ports without powering down equipment.
• Quality Control: Each module undergoes 100% aging testing and inspected gold fingers for reliable connections.

Who It's For

The pack is best for small IT teams, home lab builders, and installers who need multiple copper SFPs to convert spare gigabit SFP ports into RJ45 ports quickly. It is ideal for short-distance copper links where fiber is unnecessary and cost or cabling consistency favors Cat5/Cat5e/Cat6 runs.

Those who should look elsewhere include users of HP, Juniper, or Aruba network gear where compatibility is not recommended, and environments requiring multi-kilometer links or temperatures outside the 0~70C operating range.

Pros & Cons

Pros

• Affordable multi-pack that enables quick expansion of RJ45 ports from SFP slots.
• Hot-swappable, plug-and-play operation reduces deployment time for routine tasks.
• Solid construction with zinc alloy shell and factory aging tests improves field reliability.

Cons

• Not recommended for HP, Juniper, and Aruba gear, so verify compatibility before purchase.
• Designed for short-distance copper runs only, so it is not a replacement for fiber in long-haul links.

Specifications

Product Type	1.25Gbps Copper SFP Transceiver
Data Rate	10/100/1000 Mbps (1.25Gbps SFP)
Cable Support	Cat5 / Cat5e / Cat6 up to 100m
Operating Temp	0~70C
Compatibility	Cisco, Netgear, MikroTik, Ubiquity, D-Link (not recommended for HP, Juniper, Aruba)
Housing	Heat-resistant zinc alloy shell
Testing	100% aging testing after assembly

Our Verdict

The 1.25Gbps RJ45 Copper SFP 10-pack is a practical, value-oriented solution for teams needing to convert multiple SFP ports to copper quickly. With dependable construction, broad vendor compatibility, and hot-swappable convenience, it is a sensible pick for short-distance gigabit deployments where HP, Juniper, or Aruba compatibility is not required.

Frequently Asked Questions

Will these SFPs work with any gigabit switch?
They work with many gigabit SFP ports on brands like Cisco, Netgear, MikroTik, Ubiquity, and D-Link, but are not recommended for HP, Juniper, or Aruba devices.

How far can I run copper cable with these modules?
They support Cat5/Cat5e/Cat6 copper connections up to 100m for standard gigabit links.

Do these modules require configuration?
No, they are hot-swappable and plug-and-play, so no special configuration is needed for basic operation.