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CWDM-SFP-1570-40-C
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- 1000Base-CWDM SFP 1570nm GE 40KM Cisco Compatible
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CWDM-SFP-1570-40-C Overview
CWDM-SFP-1570-40-C is a compact SFP optical transceiver engineered for 1G Ethernet applications, featuring an LC connector and optimized for long-range transmission over single-mode fiber. It operates at a wavelength of 1570 nm with a maximum reach of up to 40 km, meeting rigorous data center, enterprise network, and telecom deployment requirements while maintaining industry-standard form factor and reliable physical dimensions.
This module is designed for high-performance optical networking, supporting essential protocols for Ethernet connectivity. Its robust design and defined electrical parameters ensure stable operation across standard operating and storage temperature ranges, making it an optimal choice for critical long-distance fiber interconnect solutions.
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CWDM-SFP-1570-40-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 1570 nm |
| Transmission Distance | Long-Range |
| Fiber Type | Single-mode |
| Max Distance | 40 km |
| 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 | N/A |
| Product Name | CWDM-SFP-1570-40-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
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Product Comparison Table
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| Compatibility | Cisco | N/A | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 1G | 1G | 1G | 1G | 1G |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 40 km | 40 km | 40 km | 80 km | 120 km |
| Network Interface | Fiber | Fiber | Fiber | Ethernet | 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 | N/A | N/A | 1.5 W | N/A | N/A |
| Product Name | CWDM-SFP-1530-40-C | CWDM-SFP-1570-40-C | CWDM-SFP-1570-C | CWDM-SFP-1590-C | CWDM-SFP-1490-120-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 | Ethernet, Fibre Channel | Ethernet / Fiber Channel |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Extended-Range |
| Wavelength | 1530 nm | 1570 nm | 1570 nm | 1590 nm | 1490 nm |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
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Questions & Answers
Q
What is the CWDM-SFP-1570-40-C module?
A
The CWDM-SFP-1570-40-C is a Cisco-compatible 1000Base-CWDM SFP transceiver operating at 1570 nm for Gigabit Ethernet over single-mode fiber up to 40 km.
Q
Is the CWDM-SFP-1570-40-C compatible with Cisco equipment?
A
Yes, the CWDM-SFP-1570-40-C is fully compatible with Cisco switches and routers, supporting automatic recognition and policy compliance.
Q
What wavelength does the CWDM-SFP-1570-40-C use?
A
The module operates at a CWDM wavelength of 1570 nm to ensure low dispersion and optimal channel separation.
Q
What maximum distance can I achieve with this SFP?
A
You can reach up to 40 km over single-mode fiber with the CWDM-SFP-1570-40-C under standard link budgets.
Q
Which fiber type and connector does the CWDM-SFP-1570-40-C require?
A
It requires single-mode fiber (SMF, 9/125 µm) and uses a duplex LC connector for transmission and reception.
Q
What is the data rate supported by this module?
A
The CWDM-SFP-1570-40-C supports a data rate of 1.25 Gbps, compliant with 1000Base-CWDM Ethernet standards.
Q
Is the CWDM-SFP-1570-40-C hot‐pluggable?
A
Yes, the SFP transceiver is hot-swappable, allowing insertion or removal without powering down your network device.
Q
Does the CWDM-SFP-1570-40-C support digital diagnostics (DDM/DOM)?
A
Yes, it supports Digital Diagnostics Monitoring (DDM/DOM) for real-time monitoring of temperature, voltage, bias current, and optical power.
Q
What temperature range does this module operate in?
A
The operating temperature range is 0 °C to 70 °C (32 °F to 158 °F), suitable for most indoor networking environments.
Q
How do I install the CWDM-SFP-1570-40-C transceiver?
A
Align the LC connector, insert the module into the SFP slot until it clicks, and verify link status LEDs on your switch or router.
Q
Can I mix this Cisco-compatible SFP with genuine Cisco brands?
A
Yes, you can mix CWDM-SFP-1570-40-C modules with Cisco OEM SFPs in the same system—just ensure matching wavelengths and distances.
Q
Is the CWDM-SFP-1570-40-C RoHS compliant?
A
Yes, the module is RoHS-compliant, ensuring it meets environmental and hazardous substance regulations.
Q
What is the typical power consumption of this module?
A
The typical power consumption is under 1 W, making it energy-efficient for large deployments.
Q
What warranty and support are provided?
A
Most vendors offer a lifetime warranty and free technical support for the CWDM-SFP-1570-40-C when used with compatible hardware.
Q
How do I troubleshoot link failures with this SFP?
A
Verify fiber polarity, clean LC connectors, confirm correct wavelength pairing, and check DDM readings via your switch’s CLI.
Q
What applications is the 1570 nm CWDM SFP ideal for?
A
It’s ideal for metro Ethernet, data center interconnects, and enterprise backbone links requiring extended reach and channel multiplexing.
