D-Link DEM-211 100Mbps SFP Fiber Optic Transceiver Module, 1310nm
D-Link DEM-211 100Mbps SFP Fiber Optic Transceiver Module, 1310nm
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Specifications
Performance
Performance
| SFP transceiver type |
Fiber optic
|
|---|---|
| Maximum data transfer rate |
100 Mbit/s
|
| Interface type |
SFP
|
| Multi-mode fiber (MMF) supported |
Yes
90% have it
|
| Fiber optic connector |
LC
|
| Fiber cable diameters supported (core/cladding) |
50/125,62.5/125 µm
|
| Maximum transfer distance |
2000
m
50% better than others
|
| Wavelength |
1310 nm
|
| Link budget |
13 dB
|
| Networking standards |
IEEE 802.3u
|
| Cabling technology |
100Base-FX
|
| Fiber ethernet cabling technology |
100BASE
|
| Duplex system |
Full, Half
|
Features
Features
| Product colour |
Metallic
|
|---|---|
| Form factor |
Plug-in
|
| Hot-swap |
Yes
94% have it
|
| Compatible products |
DES-1228, DES-1228P, DES-3252P, DES-3228PA, DES-1252, DGS-3612G
|
Power
Power
| Maximum voltage |
3.3
V
29% better than others
|
|---|
Certificates
Certificates
| Safety |
FDA/CDRH, TUV, UL
|
|---|---|
| Certification |
RoHS
|
Operational conditions
Operational conditions
| Operating temperature (T-T) |
0 - 70 °C
|
|---|---|
| Storage temperature (T-T) |
-40 - 85 °C
|
| Operating relative humidity (H-H) |
10 - 90%
|
| Storage relative humidity (H-H) |
5 - 90%
|
Weight & dimensions
Weight & dimensions
| Width |
57.9
mm
21% better than others
|
|---|---|
| Depth |
12.7
mm
22% better than others
|
| Height |
7.62
mm
21% better than others
|
| Weight |
13.6
g
78% better than others
|
Packaging data
Packaging data
| Package width |
74
mm
72% better than others
|
|---|---|
| Package depth |
131
mm
19% better than others
|
| Package height |
49
mm
47% better than others
|
| Package weight |
64
g
68% better than others
|
Logistics data
Logistics data
| Shipping (inner) case length |
36
cm
55% better than others
|
|---|---|
| Shipping (inner) case width |
26
cm
35% better than others
|
| Shipping (inner) case height |
31
cm
32% better than others
|
| Shipping (inner) case net weight |
3.2
kg
56% better than others
|
| Products per shipping (inner) case |
50 pc(s)
|
| Pallet gross weight (air) |
246.8
kg
72% better than others
|
| Master (outer) cases per pallet (air) |
54 pc(s)
|
| Products per pallet (air) |
2700 pc(s)
|
| Pallet gross length |
102
cm
35% better than others
|
| Pallet gross width |
122
cm
74% better than others
|
| Pallet height (air) |
199
cm
69% better than others
|
| Pallet gross weight (sea) |
246.8
kg
41% better than others
|
| Master (outer) cases per pallet (sea) |
54 pc(s)
|
| Products per pallet (sea) |
2700 pc(s)
|
| Pallet height (sea) |
199
cm
48% better than others
|
| Shipping (inner) case gross weight |
4.2
kg
37% better than others
|
| Harmonized System (HS) code |
85369010
59% better than others
|
Disclaimer: Information on this page may need review. If you notice any discrepancies, please report them
The D-Link DEM-211 stands as a dedicated solution for extending network connectivity over fiber optic infrastructure, specifically targeting environments where reliable, high-speed data transmission over longer distances is paramount. This Small Form-factor Pluggable (SFP) module operates at a wavelength of 1310nm, making it compatible with single-mode fiber (SMF) cabling, a common choice for backbone networks and inter-building connections. Its 100Mbps throughput capacity, while not cutting-edge by today's multi-gigabit standards, remains highly relevant for numerous enterprise applications, industrial automation, and legacy network upgrades where cost-effectiveness and established infrastructure are key considerations.
Network Extension and Compatibility
Engineered for seamless integration, the DEM-211 leverages the ubiquitous SFP form factor, ensuring broad compatibility with a wide array of network switches, routers, and media converters from D-Link and other manufacturers adhering to the SFP Multi-Source Agreement (MSA). The module's 1310nm wavelength is optimized for single-mode fiber, allowing for data transmission distances that far exceed the limitations of copper cabling, typically up to 10 kilometers (6.2 miles) without the need for signal regeneration. This makes it an ideal component for connecting disparate network segments across campuses, large facilities, or metropolitan areas where fiber optic infrastructure is already in place or being considered for its superior bandwidth and immunity to electromagnetic interference.
Pros & Cons
Pros
What we love about this product
- Reliable 100Mbps Connectivity: Delivers a stable 100Mbps data transfer rate, suitable for many business-critical applications and legacy systems.
- Extended Reach with Single-Mode Fiber: Utilizes 1310nm wavelength for effective transmission over single-mode fiber, supporting distances up to 10km.
- Broad SFP Compatibility: Designed in the standard SFP form factor for easy insertion and compatibility with a wide range of networking equipment.
- Cost-Effective Fiber Solution: Offers an economical way to extend network reach using existing or new single-mode fiber infrastructure.
Cons
Points to consider before buying
- Limited Bandwidth for Modern Demands: 100Mbps is significantly slower than current multi-gigabit standards, potentially bottlenecking high-throughput applications.
- Single-Mode Fiber Specific: Primarily designed for single-mode fiber; not compatible with multi-mode fiber infrastructure without adapters or different modules.
- No Advanced Features: Lacks features found in higher-end transceivers such as digital diagnostic monitoring (DDM) or higher speed capabilities.
Questions and Answers
What type of fiber optic cable is required for the D-Link DEM-211?
The D-Link DEM-211 is designed for use with single-mode fiber (SMF) optic cables. It operates at a wavelength of 1310nm, which is optimized for the core diameter and transmission characteristics of single-mode fiber, enabling longer reach distances compared to multi-mode fiber.
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