TP-Link TL-SM331T 1000BASE-T RJ45 SFP Module is a high-performance transceiver designed for extending copper connections up to 100 meters over UTP Cat 5e or better cables. It supports gigabit Ethernet with 1000BASE-T operation fully compliant with IEEE Std 802.3-2002. Featuring a hot-swappable SFP footprint, this module allows effortless installation or replacement without powering down your network devices.

Constructed with a fully metallic enclosure, the TL-SM331T reduces electromagnetic interference (EMI) and operates with low power dissipation (typical 0.5 W, max 0.8 W), making it ideal for commercial networking environments. It includes a TX Disable function for enhanced port control.

With an operating temperature range of 0–70 °C and storage range from -40 to 85 °C, it ensures reliable performance in various conditions. The transceiver uses a 3.3 V power supply and supports data rates up to 1.25 Gbps through a single 1000 Mbps RJ45 port. Safety and emission certifications include FCC and CE.

Key Benefits:

• Extends Gigabit Ethernet over copper cabling up to 100m on Cat 5e or better


• Hot-pluggable SFP form factor for easy upgrades and maintenance


• TX Disable feature for flexible power management


• Robust metallic casing to minimize electromagnetic interference


• Low power consumption for energy-efficient operation

Explore the TP-Link official product page for more details and support: [TP-Link TL-SM331T](