The TP-Link Omada TL‑SM331T is a reliable 1000BASE‑T RJ45 SFP copper transceiver offering seamless gigabit connectivity up to 100 m over Cat 5e (or higher) UTP cables. Ideal for modern networks, this hot‑pluggable module integrates easily into SFP-enabled switches, media converters, and routers—no configuration needed. Its durable full-metal casing ensures low EMI and excellent heat dissipation, while compliance with IEEE 802.3‑2002, FCC, and CE guarantees stable performance in demanding environments 
What’s Included in the Box:
Main Features:
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1 Gbps RJ45 SFP Module – Supports 1000BASE‑T, ideal for copper UTP links
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100 m Maximum Reach – Achieves up to 100 m over Cat 5e/6 UTP
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Low Power Consumption – 0.5 W typical, 0.8 W max for energy-efficient operation
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Durable Metal Enclosure – Minimizes EMI and aids thermal stability
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Hot-Pluggable Design – Easy insertion/removal without powering down
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Robust Temperature Range – 0–70 °C operating, –40–85 °C storage
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Compliance & Standards – IEEE 802.3‑2002, FCC, CE certified for quality and safety
Detailed Specifications:
| Specification |
Details |
| Model |
TL‑SM331T |
| Standards/Protocols |
IEEE 802.3‑2002, SFF‑8472 (included) |
| Data Rate |
1.25 Gbps (1000BASE‑T) |
| Port Type |
1 × 1000 Mbps RJ45 |
| Max Cable Length |
100 m over Cat 5e or above |
| Power Supply |
3.3 V |
| Power Consumption |
0.5 W typical, 0.8 W maximum |
| Hot-Swappable |
Yes |
| Metal Enclosure |
Fully metallic for EMI shielding |
| Operating Temp. |
0–70 °C (32–158 °F) |
| Storage Temp. |
–40–85 °C (–40–185 °F) |
| Certifications |
FCC, CE |
| Dimensions (W×D×H) |
67.4 × 13.75 × 13.8 mm (2.7 × 0.5 × 0.5 in) |
| Weight |
Approx. 44 g |
Warranty:
Manufactures warrenty applied .
Brand Description:
TP-Link is an established global leader in networking solutions. Its Omada series delivers enterprise-focused connectivity with value-driven reliability, backed by streamlined centralized management and scalability.
SKU: TL-SM331T
Practical Use Scenarios:
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SFP Port Copper Conversion: Ideal for switches or routers with SFP slots requiring copper connections (e.g., IP cameras, PoE devices).
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Network Upgrades: Enables quick and cost-effective gigabit upgrades using existing copper infrastructure.
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Distributed Environments: Perfect for extending LAN segments up to 100 m without fiber installation.
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Field Deployments: Rugged metallic casing and wide temperature range suit industrial or outdoor cabinets.
Datasheets / Resources:
Excellence for the Australian and New Zealand Market:
The TP-Link TL‑SM331T is certified with CE and FCC, ensuring regulatory compliance in Australia and New Zealand. Supplied exclusively through authorized TP-Link channels, it guarantees authentic product delivery, backed by local support and direct warranty handling from TP-Link’s ANZ network.
FAQs – TP-Link TL‑SM331T
Q1: Can the TL‑SM331T operate at 100 Mbps or 10 Mbps speeds (SKU TL‑SM331T)?
A1: No. SKU TL‑SM331T supports only 1 Gbps and does not support 10 or 100 Mbps operation
Q2: Does the TL‑SM331T support hot-swapping?
A2: Yes, the module is fully hot-pluggable, allowing removal or insertion without powering down
Q3: What is the maximum cable reach for the TL‑SM331T?
A3: Up to 100 m over Cat 5e or better cable. Actual performance may vary slightly
Q4: Can it be used in outdoor cabinets with high temperatures?
A4: Yes, operating temperature spans 0–70 °C. For high-density or warm environments, ensure proper ventilation
Q5: Is the TL‑SM331T compatible with non-TP-Link SFP devices?
A5: Yes, it adheres to SFP and 1000BASE-T standards, ensuring wide compatibility with switches from Cisco, Ubiquiti, Netgear, and others
Q6: What certifications does the TL‑SM331T hold for ANZ use?
A6: The module carries CE and FCC certifications and is sourced through authorized TP-Link ANZ partners for warranty compliance.
