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CWDM-SFP-1570-40-C
1000Base-CWDM SFP 1570nm GE 40KM Cisco Compatible
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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.
CWDM-SFP-1570-40-C price is is available on request. Get immediate quote.
Request bulk order quote for CWDM-SFP-1570-40-C for additional pricing. Browse the full Cisco Compatible Sfp Cwdm series or explore all Orm products.
To get the detailed certification, please go to the Compliance Center.
| CWDM-SFP-1570-40-C |  CWDM-SFP-1530-40-C |  CWDM-SFP-1490-120-C |  CWDM-SFP-1590-C |  CWDM-SFP-1570-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1570 nm | 1530 nm | 1490 nm | 1590 nm | 1570 nm |
| Transmission Distance | Long-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 40 km | 40 km | 120 km | 80 km | 40 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet / Fiber Channel | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Ethernet | Fiber |
| Power Consumption | N/A | N/A | N/A | N/A | 1.5 W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | N/A | Cisco | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | CWDM-SFP-1570-40-C | CWDM-SFP-1530-40-C | CWDM-SFP-1490-120-C | CWDM-SFP-1590-C | CWDM-SFP-1570-C |
| Height | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
Flawless 1570nm CWDM optics. Stable 40km link and perfect wavelength accuracy. Very reliable for our fiber expansion.
Reliable 1570nm performance. Fits our mux setup perfectly with zero channel interference. A great value product.
Excellent 1570nm signaling. Consistent reach and power levels over 40km. Highly recommended for Cisco setups.
Reliable expansion module. Integration was effortless and the stability has been perfect. Very impressed with the quality.
Solid 1570nm 40km reach. Wavelength precision is spot on. A very dependable choice for high-density CWDM.
Highly compatible. Recognized immediately by our core routers. A trustworthy solution for adding CWDM capacity.
Great value and reliability. These 1570nm transceivers offer professional performance at a competitive price point.
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.
Yes, the CWDM-SFP-1570-40-C is fully compatible with Cisco switches and routers, supporting automatic recognition and policy compliance.
The module operates at a CWDM wavelength of 1570 nm to ensure low dispersion and optimal channel separation.
You can reach up to 40 km over single-mode fiber with the CWDM-SFP-1570-40-C under standard link budgets.
It requires single-mode fiber (SMF, 9/125 µm) and uses a duplex LC connector for transmission and reception.
The CWDM-SFP-1570-40-C supports a data rate of 1.25 Gbps, compliant with 1000Base-CWDM Ethernet standards.
Yes, the SFP transceiver is hot-swappable, allowing insertion or removal without powering down your network device.
Yes, it supports Digital Diagnostics Monitoring (DDM/DOM) for real-time monitoring of temperature, voltage, bias current, and optical power.
The operating temperature range is 0 °C to 70 °C (32 °F to 158 °F), suitable for most indoor networking environments.
Align the LC connector, insert the module into the SFP slot until it clicks, and verify link status LEDs on your switch or router.
Yes, you can mix CWDM-SFP-1570-40-C modules with Cisco OEM SFPs in the same system—just ensure matching wavelengths and distances.
Yes, the module is RoHS-compliant, ensuring it meets environmental and hazardous substance regulations.
The typical power consumption is under 1 W, making it energy-efficient for large deployments.
Most vendors offer a lifetime warranty and free technical support for the CWDM-SFP-1570-40-C when used with compatible hardware.
Verify fiber polarity, clean LC connectors, confirm correct wavelength pairing, and check DDM readings via your switch’s CLI.
It’s ideal for metro Ethernet, data center interconnects, and enterprise backbone links requiring extended reach and channel multiplexing.
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