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EX-SFP-GE40KCW1290-C
1000Base-CWDM SFP 1290nm 40KM Juniper EX Compatible
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Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
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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-SFP-GE40KCW1290-C is a high-performance SFP transceiver engineered for Gigabit Ethernet applications. Designed with a single-mode interface and LC connectivity, this module delivers reliable 1G data transmission over long distances, with its 1290 nm wavelength supporting extended reach scenarios often required in metropolitan area networks and telecom infrastructures.
Built in the industry-standard SFP form factor, EX-SFP-GE40KCW1290-C offers excellent integration flexibility into data centers and enterprise networks. It is optimized for long-range connectivity, ensuring dependable performance with officially specified dimensions and operating conditions that meet the demands of rigorous networking environments.
EX-SFP-GE40KCW1290-C price is is available on request. Get immediate quote.
Request bulk order quote for EX-SFP-GE40KCW1290-C for additional pricing. Browse the full Juniper Ex Series Compatible Sfp Cwdm series or explore all Orm products.
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| EX-SFP-GE40KCW1290-C |  EX-SFP-GE40KCW1350-C |  EX-SFP-GE40KCW1370-C |  EX-SFP-GE40KCW1510-C |  EX-SFP-GE40KCW1270-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 | 1290 nm | 1350 nm | 1310 nm | 1550 nm | 1270 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 | 40 km | 40 km | 40 km | 40 km | 80 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Ethernet | 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 |
| Product Name | EX-SFP-GE40KCW1290-C | EX-SFP-GE40KCW1350-C | EX-SFP-GE40KCW1370-C | EX-SFP-GE40KCW1510-C | EX-SFP-GE40KCW1270-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.
Precise 1290nm wavelength accuracy. Flawless performance in our CWDM mesh. These modules provide stable gigabit throughput across long fiber spans with zero signaling errors. Reliable hardware.
Perfect Juniper EX compatibility. Recognized immediately without configuration hurdles. Robust build and consistent 40km reach. A dependable and cost-effective choice for modernizing our transport layer.
Outstanding throughput and reliability. The 1290nm link has been rock-solid since day one. Accurate DOM reporting allows for easy remote monitoring of our long-haul circuits.
Professional-grade optics for specialized wavelengths. Significant savings over OEM parts with identical performance. Sturdy construction and clear signal margins for our enterprise fiber backbone.
Consistent performance under heavy load. This 1290nm SFP is a reliable component in our high-density CWDM architecture. Smooth installation and flawless data transport.
The EX-SFP-GE40KCW1290-C is a 1000Base-CWDM SFP transceiver operating at 1290 nm with a 40 km reach, fully compatible with Juniper EX series switches.
It uses single-mode fiber with LC connectors, optimized for 40 km transmission distances.
This SFP supports up to 40 kilometers of single-mode fiber link budget.
It operates at a central wavelength of 1290 nm, meeting CWDM channel specifications.
It supports a 1.25 Gbps data rate for Gigabit Ethernet (1000Base-CWDM).
Yes, it is fully hot-pluggable and validated for 100% compatibility with Juniper EX series ports.
Yes, any MSA-compliant 1000Base-CWDM SFP port will interoperate with this module.
Yes, the EX-SFP-GE40KCW1290-C supports hot-plug insertion and removal without system power-down.
It operates reliably from 0 °C to 70 °C (32 °F to 158 °F).
Yes, it conforms to MSA, IEEE 802.3ah 1000Base-CWDM, and SFF-8472 standards.
Insert the LC fiber connector into the SFP, then slide the module into the switch port until it clicks.
No, Juniper EX switches auto-detect the module; no additional configuration is needed.
It consumes less than 1 W, ensuring low power usage and minimal heat generation.
No, CWDM and DWDM use different wavelength grids and are not interoperable on the same fiber.
Use the CLI command “show interfaces diagnostics optics <interface>” to view optical diagnostics.
This module includes a lifetime warranty covering defects and performance issues under normal use.
United States
