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CWDM-SFP-1470-40-C
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- 1000Base-CWDM SFP 1470nm GE 40KM Cisco Compatible
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CWDM-SFP-1470-40-C Overview
CWDM-SFP-1470-40-C is a CWDM optical SFP transceiver module designed for long-range transmission over single-mode fiber. It supports a 1G data rate, utilizes LC connectors, and is engineered to meet the rigorous demands of Ethernet networks in data centers, enterprise networks, and telecom applications.
This compact transceiver features a standardized SFP form factor with precise physical dimensions that facilitate high-density networking deployments. It is optimized for CWDM applications with a nominal wavelength of 1470nm and a maximum transmission distance of 40km, ensuring robust performance and compatibility with Cisco networking solutions.
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CWDM-SFP-1470-40-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 1470nm |
| Transmission Distance | Long-Range |
| Fiber Type | Single-mode |
| Max Distance | 40km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | N/A |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco |
| Product Name | CWDM-SFP-1470-40-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Compatibility | Cisco | Cisco | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 1G | 1G | 10G | 1G | 1G |
| Depth | N/A | N/A | N/A | N/A | 1.3 inches |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Multi-mode |
| Form Factor | SFP | SFP | XFP | SFP | SFP |
| Height | N/A | N/A | N/A | N/A | 0.9 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 2000 meters | 40km | 80 km | 5 km | 550 meters |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 1.5W | N/A | 3.5W | N/A | 1.5 W |
| Product Name | GLC-SX-MMD-2K-C | CWDM-SFP-1470-40-C | DWDM-XFP-4692-C | SFP-WDM-1310-5-C | E1MG-SX-C |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel |
| Transmission Distance | Extended-Range | Long-Range | Long-Range | Extended-Range | Short-Range |
| Wavelength | 850 nm | 1470nm | 1550 nm | 1310 nm | 850 nm |
| Weight | N/A | N/A | N/A | N/A | 0.1 lbs |
| Width | N/A | N/A | N/A | N/A | 1.0 inches |
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Questions & Answers
Q
What is the CWDM-SFP-1470-40-C 1000Base-CWDM SFP transceiver?
A
The CWDM-SFP-1470-40-C is a Cisco-compatible 1.25 Gb/s CWDM SFP module operating at 1470 nm for Gigabit Ethernet links up to 40 km over single-mode fiber.
Q
Which wavelength does the CWDM-SFP-1470-40-C use?
A
This transceiver operates at a fixed 1470 nm CWDM wavelength, compliant with ITU-T G.694.2 channel grid specifications.
Q
What maximum distance does the CWDM-SFP-1470-40-C support?
A
It supports reliable data transmission up to 40 km over standard single-mode fiber (SMF) with a link budget of 22 dB.
Q
Is the CWDM-SFP-1470-40-C compatible with Cisco networking equipment?
A
Yes, it is fully compatible with Cisco switches and routers, passing Cisco’s OEM signature validation for seamless integration.
Q
Can I hot-swap the CWDM-SFP-1470-40-C module?
A
Yes, the module is hot-pluggable, allowing insertion or removal without powering down the host device.
Q
What connector type does the CWDM-SFP-1470-40-C use?
A
It uses a standard duplex LC connector for transmitting and receiving optical signals.
Q
What data rates are supported by this SFP module?
A
The CWDM-SFP-1470-40-C supports 1.25 Gbps full-duplex Gigabit Ethernet data rates.
Q
Does the CWDM-SFP-1470-40-C support Digital Diagnostic Monitoring (DDM)?
A
Yes, it features DDM (also known as SFF-8472) for real-time monitoring of optical power, temperature, voltage, and bias current.
Q
What is the operating temperature range of this transceiver?
A
It operates reliably between 0 °C and 70 °C (32 °F to 158 °F), ideal for standard commercial environments.
Q
Which protocols are supported by the CWDM-SFP-1470-40-C?
A
It supports IEEE 802.3z 1000Base-LX/LH Gigabit Ethernet over CWDM wavelengths.
Q
What power supply voltage does this SFP module require?
A
It requires a single 3.3 V power supply, with typical power consumption under 1 W.
Q
Are there any warranty or quality certifications?
A
Yes, it carries CE and RoHS certifications and includes a one-year warranty against manufacturing defects.
Q
Why choose a CWDM SFP module over DWDM?
A
CWDM offers lower cost, simpler deployment, and sufficient channel spacing for moderate-distance metro and enterprise links up to 40 km.
Q
Can the CWDM-SFP-1470-40-C be used in mixed-vendor networks?
A
Yes, it interoperates with CWDM systems and network equipment from multiple vendors following ITU-T standards.
Q
How do I install the CWDM-SFP-1470-40-C transceiver?
A
Insert the module into the SFP port until it clicks, connect LC fiber cables, then verify link lights and switch port status.
Q
What troubleshooting steps should I take if the link is down?
A
Check fiber polarity, clean connectors, confirm matching wavelength on both ends, and verify DDM diagnostics via your switch CLI.
