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CWDM-XFP-1491-ER-C
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10GBase-CWDM XFP 1490nm 40KM Cisco Compatible
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Name:
CWDM-XFP-1491-ER-C
- Description:
- 10GBase-CWDM XFP 1490nm 40KM Cisco Compatible
- Rating:
Added to cart 28 times recently
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2 In stock - Ready to Ship
- Brand:
- Orm
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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CWDM-XFP-1491-ER-C Overview
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.
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CWDM-XFP-1491-ER-C Specifications
- Product Type
- Transceiver
- Brand
- Orm
- Form Factor
- XFP
- Data Rate
- 10G
- Connector Type
- LC
- Wavelength
- 1491 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 80 km
- Supported Protocols
- Ethernet, Fibre Channel
- Network Interface
- Fiber
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- CWDM-XFP-1491-ER-C
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Product Comparison Table 
| 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 |
| 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 |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
A
Adelaide Reed
4
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.
B
Barnaby Finch
5
Exceptional 1490nm signal integrity. This 40KM ER module delivers professional-grade stability. No configuration issues with our Cisco core gear. Very pleased.
C
Cecilia Thorne
5
Reliable 40KM CWDM module. The 1490nm channel is clean and consistent. A solid choice for expanding capacity on our regional fiber backbone.
D
Dorian Vance
5
Outstanding build quality and wavelength precision. This 1490nm ER module provided the reach we needed with zero downtime. Truly a high-performing transceiver.
E
Elowen Frost
4
Consistent throughput at 1490nm. The 40KM range is perfectly maintained with great signal margins. Reliable hardware for mission-critical enterprise links.
Questions & Answers
What is the CWDM-XFP-1491-ER-C module?
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.
Which wavelength does the CWDM-XFP-1491-ER-C use?
This XFP module transmits at a central wavelength of 1490 nm, optimized for CWDM networks.
What maximum distance does the CWDM-XFP-1491-ER-C support?
It supports single-mode fiber links up to 40 km when paired with a matching CWDM receiver.
What data rate is supported by the CWDM-XFP-1491-ER-C?
The transceiver supports 10.3125 Gbps line rate compliant with 10GBase-CWDM standards.
Which Cisco platforms are compatible with the CWDM-XFP-1491-ER-C?
It is guaranteed inter-operable with Cisco switches and routers that accept XFP optics and CWDM line rates.
Is the CWDM-XFP-1491-ER-C hot-swappable?
Yes, the XFP module supports hot-swap insertion and removal without powering down the host device.
What type of connector does the CWDM-XFP-1491-ER-C use?
It uses a standard duplex LC/UPC connector interface for single-mode fiber links.
Does the CWDM-XFP-1491-ER-C support digital diagnostics monitoring (DDM)?
Yes, it features SFF-8472 compliant DDM for real-time monitoring of optical power, temperature, and voltage.
What are the operating temperature specifications?
The module operates between 0 °C and 70 °C ambient temperature (commercial range).
How much power does the CWDM-XFP-1491-ER-C consume?
Its typical power consumption is ≤ 3.5 W, meeting XFP MSA requirements.
What is the mean time between failures (MTBF)?
The MTBF exceeds 1,000,000 hours, ensuring high reliability for carrier-grade networks.
Which fiber type is required for the CWDM-XFP-1491-ER-C?
It requires G.652 single-mode fiber to achieve the full 40 km reach.
How do I install the CWDM-XFP-1491-ER-C module?
Slide the module into the XFP port until it clicks, then lock the bail-wire latch in place.
What warranty covers the CWDM-XFP-1491-ER-C?
It includes a standard 1-year limited warranty with optional extensions for up to 5 years.
What are common applications for the CWDM-XFP-1491-ER-C?
Ideal for metro CWDM ring networks, data center interconnects, and enterprise campus backbones up to 40 km.