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CWDM-SFP-1570-120-C
1000Base-CWDM SFP 1570nm GE 120KM Cisco Compatible
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CWDM-SFP-1570-120-C is a high-performance SFP optical transceiver engineered for CWDM applications. It delivers a 1G data rate via an LC connector over long-range single-mode fiber, supporting Ethernet protocols in a compact SFP form factor—ideal for data centers, enterprise networks, and telecom environments.
Designed with precise physical dimensions for seamless integration, CWDM-SFP-1570-120-C provides reliable connectivity with a maximum transmission distance of up to 120 km at a 1570 nm wavelength. Its robust build and adherence to industry standards make it a dependable choice for long-haul networking and mission-critical applications.
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| CWDM-SFP-1570-120-C |  CWDM-SFP-1410-C |  CWDM-SFP-1590-120-C |  CWDM-SFP-1270-C |  CWDM-SFP-1450-40-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 | 1410 nm | 1590 nm | 1270 nm | 1450 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 | 120 km | 80 km | 120 km | 80 km | 40 km |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.2 W | 1.5W | 2.7W | N/A | N/A |
| 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 | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | CWDM-SFP-1570-120-C | CWDM-SFP-1410-C | CWDM-SFP-1590-120-C | CWDM-SFP-1270-C | CWDM-SFP-1450-40-C |
| Height | 0.3 inches | N/A | 0.66 inches | N/A | N/A |
| Width | 0.6 inches | N/A | 1.0 inches | N/A | N/A |
| Depth | 1.7 inches | N/A | 0.3 inches | N/A | N/A |
| Weight | 0.2 lbs | N/A | 0.2 lbs | N/A | N/A |
Incredible 120KM reach at 1570nm. The link is stable and signal integrity is impressive. Perfect for long-distance backhaul.
Exceptional ultra-long-haul performance. Consistent signal and easy deployment for our metropolitan fiber rings. High reliability.
Professional 1570nm SFP for 120KM. Recognized instantly by our Cisco switches with rock-solid stability. Highly satisfied.
Steady throughput over 120KM. Excellent solution for regional connectivity without active repeaters. Great build quality.
Strong 1570nm signal over 120KM. These transceivers deliver professional performance for our long-haul infrastructure.
The CWDM-SFP-1570-120-C is a Cisco-compatible Gigabit Ethernet transceiver operating at 1570 nm, designed for CWDM networks up to 120 km over single-mode fiber.
This SFP module operates at a central wavelength of 1570 nm, one of the eight CWDM channels spaced at 20 nm intervals.
It reliably transmits Gigabit Ethernet traffic up to 120 km on single-mode fiber under standard link conditions.
The CWDM-SFP-1570-120-C is optimized for ITU-T G.652 single-mode fiber, ensuring minimal dispersion over long distances.
It features a duplex LC connector, the industry standard for SFP transceivers, providing easy, reliable fiber termination.
Yes. It is fully compatible with Cisco switches and routers, supporting auto-negotiation and QoS features without firmware hacks.
Yes. It complies with SFF-8472, offering real-time monitoring of optical power, temperature, voltage, and laser bias current.
This module supports a data rate of 1.25 Gbps, fully compatible with 1000Base-CWDM Gigabit Ethernet standards.
Yes. You can insert or remove the module without powering down the host device, minimizing network downtime.
It operates across an industrial temperature range of –40 °C to +85 °C, suitable for harsh environments.
Typical power consumption is ≤1 W, making it energy-efficient for large-scale deployments.
Yes. The module meets RoHS 2.0 directives, ensuring it is free of hazardous substances like lead and mercury.
Ideal for metro Ethernet, campus backbones, data center interconnects, and enterprise WAN links requiring long-haul CWDM.
Align the LC connector with the fiber cable, insert the module into the SFP slot until it clicks, then verify link LEDs for status.
This module carries a lifetime warranty against manufacturing defects and free support for compatibility issues.
CWDM uses 20 nm spacing between wavelengths. At 1570 nm, this module operates on channel 7, minimizing crosstalk in multi-wavelength links.
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