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CWDM-SFP-1270-40-C
- Description:
- 1000Base-CWDM SFP 1270nm GE 40KM Cisco Compatible
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CWDM-SFP-1270-40-C Overview
CWDM-SFP-1270-40-C is a high-performance SFP transceiver engineered for long-range optical communication over single-mode fiber using coarse wavelength division multiplexing technology. It supports a 1G data rate with an LC connector interface and is built to meet stringent networking requirements in enterprise networks, data centers, and telecom environments.
Designed in a compact SFP form factor with industry-standard physical dimensions, CWDM-SFP-1270-40-C delivers reliable Ethernet connectivity across distances of up to 40 km. Its robust design and Cisco compatibility make it an excellent choice for infrastructures requiring proven, long-haul connectivity solutions.
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CWDM-SFP-1270-40-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 1270 nm |
| Transmission Distance | Long-Range |
| Fiber Type | Single-mode |
| Max Distance | 40 km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | 1.5W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco |
| Product Name | CWDM-SFP-1270-40-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
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Product Comparison Table
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| Compatibility | Cisco | Cisco / Juniper / Huawei / Arista | 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 | 0.95 inches | N/A | N/A | 0.96 inches |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Height | N/A | 0.13 inches | N/A | N/A | 0.28 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 40 km | 40 km | 40 km | 40 km | 80 km |
| 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 | 1.5W | N/A | N/A | 3.5W |
| Product Name | CWDM-SFP-1270-40-C | CWDM-SFP-1290-40-C | CWDM-SFP-1330-40-C | CWDM-SFP-1590-40-C | CWDM-SFP-1430-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 |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Wavelength | 1270 nm | 1290 nm | 1330 nm | 1590 nm | 1430 nm |
| Weight | N/A | 0.1 lbs | N/A | N/A | 0.2 lbs |
| Width | N/A | 0.55 inches | N/A | N/A | 0.31 inches |
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Questions & Answers
Q
What is the CWDM-SFP-1270-40-C module?
A
The CWDM-SFP-1270-40-C is a 1000Base-CWDM SFP transceiver operating at 1270 nm for 40 km links, fully compatible with Cisco SFP ports.
Q
What is the maximum transmission distance of the CWDM-SFP-1270-40-C?
A
This SFP module supports single-mode fiber links up to 40 kilometers at 1310 nm wavelength with industry-standard attenuation budgets.
Q
What data rate does the CWDM-SFP-1270-40-C support?
A
The transceiver supports a data rate of 1.25 Gbps, optimized for Gigabit Ethernet deployments.
Q
What wavelength does the CWDM-SFP-1270-40-C use?
A
It operates at a central wavelength of 1270 nm, adhering to the CWDM channel plan for minimal channel interference.
Q
Which connector type does the CWDM-SFP-1270-40-C use?
A
It uses an LC duplex connector, ensuring reliable fiber mating and low insertion loss.
Q
Is the CWDM-SFP-1270-40-C compatible with Cisco devices?
A
Yes, the module is fully Cisco compatible, functioning natively on Cisco switches, routers, and optical platforms.
Q
Can I hot-swap the CWDM-SFP-1270-40-C module?
A
Yes, the SFP housing supports hot-insertion and removal without powering down the host system.
Q
What are the operating temperature specifications?
A
The module operates between 0 °C and 70 °C (commercial grade) and between –40 °C and 85 °C (industrial grade).
Q
What is the power consumption of the CWDM-SFP-1270-40-C?
A
It consumes less than 1 W of power, meeting SFP MSA power envelope requirements.
Q
Is the CWDM-SFP-1270-40-C MSA compliant?
A
Yes, it complies with the SFP Multi-Source Agreement (MSA) for mechanical, electrical, and optical specifications.
Q
How do I install the CWDM-SFP-1270-40-C module?
A
Insert the module into the SFP port until the latch clicks, then connect the LC fiber patch cables to the TX/RX ports.
Q
Does the CWDM-SFP-1270-40-C support digital diagnostics monitoring?
A
Yes, it includes DDM/DOM functionality for real-time monitoring of temperature, voltage, bias current, and optical power.
Q
What warranty is offered for the CWDM-SFP-1270-40-C?
A
The product comes with a standard one-year warranty covering manufacturing defects and early failure replacements.
Q
What are the typical applications for this CWDM SFP module?
A
It is ideal for metro, campus, and data center interconnects requiring cost-effective Gigabit CWDM transport.
Q
Can the CWDM-SFP-1270-40-C be used in DWDM networks?
A
No, this module is designed for CWDM operation and is not compatible with DWDM channel spacing.
Q
What is the return policy for the CWDM-SFP-1270-40-C?
A
Unused modules in original packaging can be returned within 30 days for a full refund, subject to vendor terms.
