| Device Type | Transceiver |
| Form Factor | SFP |
| Module Type | Mini GBIC Single-mode LX |
| Application | Gigabit Ethernet |
| Power Consumption | ≤ 1.5 W |
| Power Supply | 3.3 V |
| Hot Swappable | Yes |
| Mounting | Plug-in module |
| Warranty | Lifetime Warranty |
TRENDnet TEG-MGBS40 Mini GBIC SFP Single-mode LX Module (40KM)

Key Benefits
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- Designed for enterprise-grade Gigabit Ethernet deployment over long distances up to 40 km
- Ensures compatibility and seamless integration with SFP-based network hardware
- High dependability with TAA compliance and a limited lifetime warranty for long-term investment
Product Overview
The TRENDnet TEG-MGBS40 is a compact SFP transceiver module optimized for Gigabit Ethernet over single-mode fiber (SMF). Operating at a wavelength of 1310nm, it supports data rates up to 1.25 Gbps and ranges up to 40 kilometers, ideal for backbone infrastructures and long-range connections. It features LC-type connectors, complies with TAA requirements, and is backed by a lifetime warranty, offering long-term performance in enterprise and ISP applications.
Specifications
Product Overview
Physical & Environmental
| Width | 2.2 in |
| Height | 0.5 in |
| Depth | 0.5 in |
| Weight | 0.04 lb (approx. 18g) |
| Operating Temperature | 0°C to 70°C (32°F to 158°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Operating Humidity | 5% to 85% RH, non-condensing |
| Storage Humidity | 5% to 95% RH, non-condensing |
| Enclosure Type | Metal |
Cloud Management & Licensing
| Management Interface | Not applicable |
| Cloud Managed | No |
| License Requirement | No license required |
Interfaces
| Interface Type | LC Duplex |
| Port Type | Gigabit Ethernet |
| Connectivity Technology | Wired |
| Data Link Protocol | Gigabit Ethernet |
| Data Transfer Rate | 1.25 Gbps |
| Cable Type | Single-Mode Fiber (SMF) |
| Wavelength | 1310nm |
| Maximum Transfer Distance | 40 km |
Compliance & Origin
| Country of Origin | Taiwan |
| TAA Compliant | Yes |
| RoHS Compliant | Yes |
| EMI/EMS Standards | FCC Class B, CE |
| Safety Certification | UL, cUL, CB |
Advanced Security Features
| Signal Integrity | Digital Diagnostics Monitoring (DDM) support |
| Link Detection | Yes |