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EX-XFP-10GE-ER-1491-C
10GBASE-CWDM XFP 40KM 1490nm Juniper EX Compatible
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Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
EX-XFP-10GE-ER-1491-C is a high-performance XFP transceiver module designed for 10G Ethernet applications. It supports a 10G data rate, utilizes a duplex LC connector, and is engineered for extended-range transmission over single-mode fiber, making it a preferred solution in data centers, enterprise networks, and telecom infrastructures.
This module’s compact XFP form factor and precise physical dimensions ensure seamless integration with existing networking equipment. Built to reliably support Ethernet protocols, the EX-XFP-10GE-ER-1491-C offers the robust performance needed for long-distance optical communications in demanding network environments.
EX-XFP-10GE-ER-1491-C price is is available on request. Get immediate quote.
Request bulk order quote for EX-XFP-10GE-ER-1491-C for additional pricing. Browse the full Juniper Ex Series Compatible Xfp Cwdm series or explore all Orm products.
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| EX-XFP-10GE-ER-1491-C |  EX-XFP-10GE-ER-1531-C |  EX-XFP-10GE-ZR-1491-C |  EX-XFP-10GE-ZR-1511-C |  EX-XFP-10GE-ZR-1471-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 |
| Transmission Distance | Extended-Range | Extended-Range | Extended-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | 10 Gigabit Ethernet |
| Network Interface | Fiber | Fiber | Ethernet | Ethernet | Ethernet |
| 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 |
| Product Name | EX-XFP-10GE-ER-1491-C | EX-XFP-10GE-ER-1531-C | EX-XFP-10GE-ZR-1491-C | EX-XFP-10GE-ZR-1511-C | EX-XFP-10GE-ZR-1471-C |
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.
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.
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.
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.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Flawless 1490nm performance over 40km. Recognized immediately by our Juniper routers. Consistent throughput and robust build quality. Highly recommended for admins.
Excellent wavelength accuracy for 1490nm. Reached full distance with clear signal margins. Professional grade optics for our regional transport layer nodes.
Consistent and robust signaling. Performance matches technical specs perfectly. High-quality construction and easy deployment. Very happy with the reliability results.
Carrier-class 40km CWDM reliability. Accurate diagnostic reporting and clear signal margins. Essential for our fiber mesh project. Excellent value for money.
Steady 1490nm transport. No configuration hurdles or signaling issues. Robust build quality and high sensitivity for regional backbone connectivity. Solid.
The EX-XFP-10GE-ER-1491-C is a 10GBASE-CWDM XFP transceiver supporting 1490nm wavelength transmission up to 40 km over single-mode fiber.
This module is fully compatible with Juniper EX Series switches equipped with XFP ports and certified for seamless plug-and-play operation.
The module operates at a fixed coarse wavelength of 1490 nm, optimized for CWDM networks and minimizing channel interference.
The transceiver reliably supports link distances up to 40 km over standard ITU-T G.652 single-mode fiber.
Yes. The module is hot-swappable, allowing insertion or removal without powering down the host device.
It uses a duplex LC connector interface, ensuring low insertion loss and wide interoperability with LC-terminated fiber.
Use ITU-T G.652 single-mode fiber (OS2) with LC-LC patch cords to achieve the specified 40 km reach.
Yes. The module provides real-time DDM for optical power, temperature, voltage and laser bias current via the XFP MSA interface.
Yes. The transceiver fully complies with the EU Restriction of Hazardous Substances (RoHS) directive for lead-free manufacturing.
Yes. Its 1490 nm wavelength is CWDM-compatible and suitable for multiplexing up to eight channels on a single fiber.
Ensure the port is enabled, insert the module firmly into the XFP slot, connect clean LC patch cords, and verify link status via CLI.
The EX-XFP-10GE-ER-1491-C operates over a commercial temperature range of 0 °C to +70 °C for standard deployments.
ER (Extended Reach) modules use CWDM wavelengths like 1490 nm to reach 40 km, whereas LR (Long Reach) modules use 1310 nm for up to 10 km.
Run 'show interfaces diagnostics optics <interface>' in the Junos CLI to confirm module type, wavelength, and optical diagnostics.
The EX-XFP-10GE-ER-1491-C consumes under 1 W of power, ensuring minimal impact on switch power budgets.
This module includes a one-year limited warranty covering defects in materials and workmanship under normal operating conditions.
United States
