Name:
Added to cart 28 times recently
In stock - Ready to Ship
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
CWDM-SFP-1270-40-C
1000Base-CWDM SFP 1270nm GE 40KM Cisco Compatible
TRUSTED, TRIED, PROVEN
$5,000,000+
Inventory Delivered By
Officially Accredited
& Verified By
Next-Gen IT
Solutions Powered By
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.
CWDM-SFP-1270-40-C price is is available on request. Get immediate quote.
Request bulk order quote for CWDM-SFP-1270-40-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-1270-40-C |  CWDM-SFP-1330-40-C |  CWDM-SFP-1590-40-C |  CWDM-SFP-1430-C |  CWDM-SFP-1290-40-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 | 1270 nm | 1330 nm | 1590 nm | 1430 nm | 1290 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 40 km | 40 km | 40 km | 80 km | 40 km |
| Supported Protocols | Ethernet | Ethernet / Fibre Channel | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.5W | N/A | N/A | 3.5W | 1.5W |
| 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 | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | CWDM-SFP-1270-40-C | CWDM-SFP-1330-40-C | CWDM-SFP-1590-40-C | CWDM-SFP-1430-C | CWDM-SFP-1290-40-C |
| Height | N/A | N/A | N/A | 0.28 inches | 0.13 inches |
| Width | N/A | N/A | N/A | 0.31 inches | 0.55 inches |
| Depth | N/A | N/A | N/A | 0.96 inches | 0.95 inches |
| Weight | N/A | N/A | N/A | 0.2 lbs | 0.1 lbs |
Reliable 1270nm CWDM performance. The 40km reach is stable and fits perfectly into our mux-demux setup. Great signal strength.
Flawless integration. These 1270nm modules have been running without error in our dense CWDM environment. High reliability.
Solid build and performance. Exceptional value for 40km CWDM links. The wavelength accuracy is spot on for our filters.
Seamless CWDM deployment. Recognized instantly by our Cisco switches. A very dependable solution for capacity expansion.
Professional grade CWDM SFP. Consistent throughput and stable power levels over the full 40km range. Very satisfied.
High-quality 1270nm optics. It outperformed our expectations for long-term stability in a high-density environment.
Great reliability. This module provides the steady performance needed for our CWDM backbone. Very impressed with the build.
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.
This SFP module supports single-mode fiber links up to 40 kilometers at 1310 nm wavelength with industry-standard attenuation budgets.
The transceiver supports a data rate of 1.25 Gbps, optimized for Gigabit Ethernet deployments.
It operates at a central wavelength of 1270 nm, adhering to the CWDM channel plan for minimal channel interference.
It uses an LC duplex connector, ensuring reliable fiber mating and low insertion loss.
Yes, the module is fully Cisco compatible, functioning natively on Cisco switches, routers, and optical platforms.
Yes, the SFP housing supports hot-insertion and removal without powering down the host system.
The module operates between 0 °C and 70 °C (commercial grade) and between –40 °C and 85 °C (industrial grade).
It consumes less than 1 W of power, meeting SFP MSA power envelope requirements.
Yes, it complies with the SFP Multi-Source Agreement (MSA) for mechanical, electrical, and optical specifications.
Insert the module into the SFP port until the latch clicks, then connect the LC fiber patch cables to the TX/RX ports.
Yes, it includes DDM/DOM functionality for real-time monitoring of temperature, voltage, bias current, and optical power.
The product comes with a standard one-year warranty covering manufacturing defects and early failure replacements.
It is ideal for metro, campus, and data center interconnects requiring cost-effective Gigabit CWDM transport.
No, this module is designed for CWDM operation and is not compatible with DWDM channel spacing.
Unused modules in original packaging can be returned within 30 days for a full refund, subject to vendor terms.
United States