TP-LINK (TL-SM331T) 1000BASE-T RJ45 SFP Module, Support TX Disable, 100m Reach Over Cat5e or Above, Hot-Pluggable

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1000BASE-T RJ45 SFP Module

  • Support 1000BASE-T Operation in Host Systems
  • Support TX Disable function
  • For 100m* Reach Over UTP Cat 5e or above Cable
  • Hot-Pluggable SFP Footprint Features
  • Commercial Product Operating Temperature Range_ 0-70°C
  • Compliant with IEEE Std 802.3-2002
  • Fully Metallic Enclosure for Low EMI
  • Low Power Dissipation (0.5 W Typical, 0.8 W Max)
Gigabit Port for a High-Speed Connection

Transmit data seamlessly up to 100 meters* between your SFP interface and the copper gigabit port.

Plug and Play

A plug-and-play** design makes for easy deployment, no technician needed.

Durable Metal Casing

High-quality metal casing ensures strength and reliability for a long time, maintaining a stable connection in a wide range of environments.

High Compatibility

Connect your devices with fewer concerns. Our product is perfectly compatible with various optic fiber equipment from different vendors.

*Laboratory data using the Cat5e cable. Actual distance may vary.
**When TL-SM331T is inserted into a 2.5/10/25G fiber port, extra configuration for port data rate may be required. The 100Mbps port is incompatible.


Device Type
1 x 1000 Mbps RJ45 Port
Standards and Protocols
IEEE 802.3-2002
Fiber Type
Compatible with various optic fiber equipment
Max. Cable Length
100m (Cat 5e or above)
Data Rate
1.25 Gbps
Port Type
Power Supply

Environment (℃)
Operating Temperature_ 0–70°C (32–158°F) Storage Temperature_ -40–85°C (-40–185°F)
Package Contents
1000BASE-T RJ45 SFP Module TL-SM331T Installation Guide
Package Type
2 Years

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