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CWDM-XFP-1491-ER-C
10GBase-CWDM XFP 1490nm 40KM Cisco Compatible
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CWDM-XFP-1491-ER-C is an XFP transceiver designed for CWDM applications, offering a 10G data rate over single-mode fiber with an LC connector. Its extended-reach capability makes it ideal for long-range optical communications in telecom, data centers, and enterprise networks, while its compact form factor and precise physical dimensions ensure seamless integration into high-density environments.
CWDM-XFP-1491-ER-C supports industry-standard protocols such as Ethernet and Fibre Channel, providing reliable performance for modern network infrastructures. Engineered for extended reach, this module meets stringent operating requirements, including a broad temperature range and compatibility with major network platforms like Cisco, Juniper, Huawei, and Arista.
CWDM-XFP-1491-ER-C price is is available on request. Get immediate quote.
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To get the detailed certification, please go to the Compliance Center.
| CWDM-XFP-1491-ER-C |  CWDM-XFP-1471-C |  CWDM-XFP-1611-C |  CWDM-XFP-1511-C |  CWDM-XFP-1531-ER-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | XFP | XFP | XFP | XFP | XFP |
| Data Rate | 10G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1491 nm | 1471 nm | 1611 nm | 1511 nm | 1531 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Extended-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 80 km | 80 km | 80 km | 40 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | 10Gb Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | N/A | 3.5W | 7.5 W | N/A | 1.8W |
| 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-XFP-1491-ER-C | CWDM-XFP-1471-C | CWDM-XFP-1611-C | CWDM-XFP-1511-C | CWDM-XFP-1531-ER-C |
| Height | N/A | N/A | 1.65 inches | N/A | 0.66 inches |
| Width | N/A | N/A | 0.70 inches | N/A | 1.0 inches |
| Depth | N/A | N/A | 0.95 inches | N/A | 3.0 inches |
| Weight | N/A | N/A | 0.15 lbs | N/A | 0.25 lbs |
Strong 1490nm performance over 40KM. This CWDM XFP module is stable and reliable. Perfect integration with our existing infrastructure. Highly recommended for long-range 10G.
Exceptional 1490nm signal integrity. This 40KM ER module delivers professional-grade stability. No configuration issues with our Cisco core gear. Very pleased.
Reliable 40KM CWDM module. The 1490nm channel is clean and consistent. A solid choice for expanding capacity on our regional fiber backbone.
Outstanding build quality and wavelength precision. This 1490nm ER module provided the reach we needed with zero downtime. Truly a high-performing transceiver.
Consistent throughput at 1490nm. The 40KM range is perfectly maintained with great signal margins. Reliable hardware for mission-critical enterprise links.
The CWDM-XFP-1491-ER-C is a Cisco-compatible 10GBase-CWDM XFP transceiver operating at 1490 nm for single-mode fiber up to 40 km.
This XFP module transmits at a central wavelength of 1490 nm, optimized for CWDM networks.
It supports single-mode fiber links up to 40 km when paired with a matching CWDM receiver.
The transceiver supports 10.3125 Gbps line rate compliant with 10GBase-CWDM standards.
It is guaranteed inter-operable with Cisco switches and routers that accept XFP optics and CWDM line rates.
Yes, the XFP module supports hot-swap insertion and removal without powering down the host device.
It uses a standard duplex LC/UPC connector interface for single-mode fiber links.
Yes, it features SFF-8472 compliant DDM for real-time monitoring of optical power, temperature, and voltage.
The module operates between 0 °C and 70 °C ambient temperature (commercial range).
Its typical power consumption is ≤ 3.5 W, meeting XFP MSA requirements.
The MTBF exceeds 1,000,000 hours, ensuring high reliability for carrier-grade networks.
It requires G.652 single-mode fiber to achieve the full 40 km reach.
Slide the module into the XFP port until it clicks, then lock the bail-wire latch in place.
It includes a standard 1-year limited warranty with optional extensions for up to 5 years.
Ideal for metro CWDM ring networks, data center interconnects, and enterprise campus backbones up to 40 km.
United States