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DS-SFP-FC16G-LW – 16Gbps Fibre Channel LW SFP+
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DS-SFP-FC16G-LW Description
The Cisco DS-SFP-FC16G-LW is a 16 Gbps Fibre Channel longwave SFP+ transceiver designed for Cisco MDS 9000 series switches and other Fibre Channel platforms. It supports backward compatibility with 8 Gbps and 4 Gbps Fibre Channel, providing investment protection for evolving SAN environments.Operating at 1310 nm over single-mode fiber (SMF), the module delivers reliable long-distance connectivity up to 10 km, making it ideal for inter-data center links, metropolitan networks, and enterprise storage deployments.With hot-swappable design, low power consumption (1 W), and Digital Optical Monitoring (DOM) support, the DS-SFP-FC16G-LW offers simplified management and enhanced network reliability. It is engineered to meet strict Fibre Channel standards, ensuring seamless interoperability and consistent high performance in mission-critical SAN environments.Engineered to meet stringent Fibre Channel standards, the DS-SFP-FC16G-SW ensures reliable high-speed connectivity for SAN deployments, delivering optimized performance for mission-critical enterprise storage and data center applications.
Product Highlights
Data Rate
Maximum Reach
Wavelength
Cabling Characteristics
- Connector Type: LC (PC or UPC)
- Media: SMF (Single-Mode Fiber)
- Cable Type: Duplex Fiber
- Fiber Grade: G.652
- Core Size: 9 µm
- Modal Bandwidth: N/A
- Maximum Reach: 10 km
- Standards: FC-PI-5, SFF-8432, SFF-8472, SFF-8431
Optical Characteristics
- Wavelength: 1310 nm
- Transmit Power: -5.0 to +2.0 dBm
- Receive Power: -12.0 to +2.0 dBm
- Max. Channel Insertion Loss: —
Physical and Operational Characteristics
- Operating Temperature: 0°C to 70°C
- Storage Temperature: -40°C to 85°C
- DOM Support: Yes
- Power Consumption: 1 W
- Form Factor: SFP+
- Dimensions (H × W × D): 8.5 × 13.55 × 56.5 mm
- Weight: 22.5 g
- Warranty: 5 years
Product Comparison
|
Parameter |
DS-SFP-FC16G-LW |
DS-SFP-FC16G-ELW | |
|---|---|---|---|
|
Form Factor |
SFP+ |
SFP+ |
SFP+ |
|
Wavelength |
850 nm (Shortwave) |
1310 nm (Longwave) |
1550 nm (Extended Longwave) |
|
Media |
MMF (OM2/OM3/OM4/OM5) |
SMF (G.652) |
SMF (G.652) |
|
Max Reach |
125 m (OM4/OM5) |
10 km |
25–40 km |
|
Data Rate |
4/8/16 Gbps autosensing |
4/8/16 Gbps autosensing |
4/8/16 Gbps autosensing |
|
Connector |
Dual LC |
Dual LC |
Dual LC |
|
Tx Power (dBm) |
-7.8 to -1.3 |
-1.0 to +3.0 |
0 to +4.0 |
|
Rx Power (dBm) |
-10.5 to 0 |
-11.0 to +1.0 |
-24.0 to -8.0 |
|
DOM Support |
Yes |
Yes |
Yes |
|
Power Consumption |
1 W |
1 W |
1 W |
|
Operating Temperature |
0°C to 70°C |
0°C to 70°C |
0°C to 70°C |
|
Standards |
FC-PI-5 / SFF-8432/8472/8431 |
FC-PI-5 / SFF-8432/8472/8431 |
FC-PI-5 / SFF-8432/8472/8431 |
DS-SFP-FC16G-LW Device Compatibility Reference
Specifications
| Parameter | Specification | Parameter | Specification |
|---|---|---|---|
| Product ID | DS-SFP-FC16G-LW | Form Factor | SFP+ |
| Standard | 16G Fibre Channel LW | Data Rate | 4/8/16 Gbps autosensing |
| Wavelength | 1310 nm | Connector | LC duplex |
| Fiber Type | SMF (G.652) | Maximum Reach | 10 km |
| Transmit Power | -1.0 to +3.0 dBm | Receive Power | -11.0 to +1.0 dBm |
| DOM Support | Yes | Power Consumption | 1 W |
| Operating Temp | 0°C to 70°C | Storage Temp | -40°C to 85°C |
| Dimensions | 8.5 × 13.55 × 56.5 mm | Weight | ≤ 22.5 g |
| Warranty | 5 years | Standards | FC-PI-5, SFF-8432/8431/8472 |
Get More Information
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Quality Certifications
Customer Reviews
Questions & Answers
-
For campus SAN backbones, what distance and loss assumptions should I design around with DS-SFP-FC16G-LW over single-mode fiber?
-
How should I size buffer credits and test latency when adding DS-SFP-FC16G-LW ISLs to a mixed 8G/16G fabric?
-
What operational practices prevent recurring CRCs and intermittent drops on DS-SFP-FC16G-LW long links?
-
Can DS-SFP-FC16G-LW coexist with DS-SFP-FC16G-SW on the same MDS 9148T without special configuration?
-
How do I plan a risk-reduced migration from 8G LW to DS-SFP-FC16G-LW across dual fabrics?
-
What’s the recommended monitoring profile for DS-SFP-FC16G-LW in outdoor or campus conduits subject to temperature swings?
-
If intermittent errors persist after cleaning, how do I differentiate a marginal optic from physical plant issues?
-
Will adopting DS-SFP-FC16G-LW affect NVMe/FC enablement plans, or is it purely a physical-layer consideration?
-
Any guidance for stocking spares of DS-SFP-FC16G-LW versus SW optics in distributed campuses?
-
What documentation should I create after turning up new DS-SFP-FC16G-LW links to simplify future troubleshooting?
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