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CWDM-SFP-1570-120-C
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- 1000Base-CWDM SFP 1570nm GE 120KM Cisco Compatible
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CWDM-SFP-1570-120-C Overview
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 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 | 120 km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | 1.2 W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista |
| Product Name | CWDM-SFP-1570-120-C |
| Height | 0.3 inches |
| Width | 0.6 inches |
| Depth | 1.7 inches |
| Weight | 0.2 lbs |
Quality Certifications
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Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | MPO | LC | LC | LC | LC |
| Data Rate | 40G | 1G | 10G | 10G | 10G |
| Depth | N/A | 1.7 inches | 1.75 inches | 1.5 inches | 0.69 in |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Multi-mode |
| Form Factor | QSFP | SFP | SFP+ | XFP | SFP+ |
| Height | N/A | 0.3 inches | 0.65 inches | 0.45 inches | 0.22 in |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 20m | 120 km | 10 km | 40 km | 300m |
| 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 | 1.2 W | 3.3 W | 1.5 W | N/A |
| Product Name | QSFP-H40G-AOC20M= | CWDM-SFP-1570-120-C | EX-SFP-GE10KT15R13-C | 10G-XFP-ERD-1544-53-C | AA1403016-5494-E6-C 10GBASE-SR SFP+ Transceiver |
| 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 | Ethernet |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Extended-Range | Short-Range |
| Wavelength | 850nm | 1570 nm | 1310 nm | 1310nm | 850nm |
| Weight | N/A | 0.2 lbs | 0.1 lbs | 0.15 lbs | 0.06 lbs |
| Width | N/A | 0.6 inches | 0.65 inches | 0.55 inches | 0.87 in |
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Questions & Answers
Q
What is the CWDM-SFP-1570-120-C 1000Base-CWDM SFP module?
A
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.
Q
What wavelength does the CWDM-SFP-1570-120-C support?
A
This SFP module operates at a central wavelength of 1570 nm, one of the eight CWDM channels spaced at 20 nm intervals.
Q
How far can the CWDM-SFP-1570-120-C transmit data?
A
It reliably transmits Gigabit Ethernet traffic up to 120 km on single-mode fiber under standard link conditions.
Q
Which fiber type is required for this SFP module?
A
The CWDM-SFP-1570-120-C is optimized for ITU-T G.652 single-mode fiber, ensuring minimal dispersion over long distances.
Q
What connector type does the CWDM-SFP-1570-120-C use?
A
It features a duplex LC connector, the industry standard for SFP transceivers, providing easy, reliable fiber termination.
Q
Is the CWDM-SFP-1570-120-C compatible with Cisco equipment?
A
Yes. It is fully compatible with Cisco switches and routers, supporting auto-negotiation and QoS features without firmware hacks.
Q
Does the CWDM-SFP-1570-120-C support Digital Diagnostics Monitoring (DDM)?
A
Yes. It complies with SFF-8472, offering real-time monitoring of optical power, temperature, voltage, and laser bias current.
Q
What data rate does the CWDM-SFP-1570-120-C support?
A
This module supports a data rate of 1.25 Gbps, fully compatible with 1000Base-CWDM Gigabit Ethernet standards.
Q
Is the CWDM-SFP-1570-120-C hot-swappable?
A
Yes. You can insert or remove the module without powering down the host device, minimizing network downtime.
Q
What is the operating temperature range of the CWDM-SFP-1570-120-C?
A
It operates across an industrial temperature range of –40 °C to +85 °C, suitable for harsh environments.
Q
What is the power consumption of the CWDM-SFP-1570-120-C?
A
Typical power consumption is ≤1 W, making it energy-efficient for large-scale deployments.
Q
Is the CWDM-SFP-1570-120-C RoHS compliant?
A
Yes. The module meets RoHS 2.0 directives, ensuring it is free of hazardous substances like lead and mercury.
Q
What network applications is the CWDM-SFP-1570-120-C best suited for?
A
Ideal for metro Ethernet, campus backbones, data center interconnects, and enterprise WAN links requiring long-haul CWDM.
Q
How do I install the CWDM-SFP-1570-120-C in my switch?
A
Align the LC connector with the fiber cable, insert the module into the SFP slot until it clicks, then verify link LEDs for status.
Q
What warranty is offered with the CWDM-SFP-1570-120-C?
A
This module carries a lifetime warranty against manufacturing defects and free support for compatibility issues.
Q
What is CWDM channel spacing and how does it apply to this module?
A
CWDM uses 20 nm spacing between wavelengths. At 1570 nm, this module operates on channel 7, minimizing crosstalk in multi-wavelength links.
