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EX-SFP-GE40KCW1390-C
1000Base-CWDM SFP 1390nm 40KM Juniper EX Compatible
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EX-SFP-GE40KCW1390-C is an SFP transceiver module engineered for Gigabit Ethernet applications. It delivers a 1G data rate using LC connector technology, supports long-range transmission over single-mode fiber up to 40 km, and complies with Ethernet protocols in a compact SFP form factor ideal for data centers, enterprise networks, and telecom systems.
EX-SFP-GE40KCW1390-C is designed to meet the rigorous demands of high-performance network environments. Its precise optical wavelength of 1390 nm, low power consumption of 1.5W, and robust operating temperature range from 0 to 70°C ensure reliable operations, while standardized physical dimensions facilitate seamless integration and broad compatibility with major networking platforms like Cisco, Juniper, Huawei, and Arista.
EX-SFP-GE40KCW1390-C price is is available on request. Get immediate quote.
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| EX-SFP-GE40KCW1390-C |  EX-SFP-GE40KCW1350-C |  EX-SFP-GE40KCW1510-C |  EX-SFP-GE40KCW1530-C |  EX-SFP-GE40KCW1470-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 | 1390 nm | 1350 nm | 1550 nm | 1530 nm | 1470 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Extended-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 40 km | 40 km | 40 km | 40 km | 40 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | 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 |
| Product Name | EX-SFP-GE40KCW1390-C | EX-SFP-GE40KCW1350-C | EX-SFP-GE40KCW1510-C | EX-SFP-GE40KCW1530-C | EX-SFP-GE40KCW1470-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 1390nm performance over our 40km backbone. Recognized instantly by our Juniper EX switches. Reliable gigabit speeds and robust construction. A solid networking solution.
Outstanding wavelength accuracy. These modules bridged our remote sites with perfect signal integrity. Sturdy build quality and great value for our CWDM infrastructure project.
Consistent throughput and easy installation. No signaling drift detected across our multiplexed links. These transceivers provide original-tier reliability at a fraction of the cost. Five stars.
Carrier-class CWDM optics. Reliable 40km transport with accurate diagnostic reporting. These modules run cool and maintain rock-solid stability. A trustworthy choice for admins.
Steady and dependable 1390nm transport. Perfectly compatible with our Juniper environment. High signal sensitivity and robust build quality for enterprise-grade fiber networking.
The EX-SFP-GE40KCW1390-C is a 1000Base-CWDM SFP optical module operating at 1390 nm for links up to 40 km, fully compatible with Juniper EX series switches.
Yes. This module is tested and verified for seamless interoperability with all Juniper EX series Ethernet switches.
It supports single-mode fiber links of up to 40 km at 1 Gbps data rate.
The module transmits at a CWDM wavelength of 1390 nm.
It supports a Gigabit Ethernet line rate of 1.25 Gbps (1000 Mbps).
Single-mode fiber (SMF) is required for optimal performance over the full 40 km range.
It uses a standard duplex LC connector interface.
Yes. The module can be inserted or removed without powering down the switch.
The module operates reliably between 0 °C and 70 °C (32 °F to 158 °F).
It consumes no more than 1.0 W during normal operation.
Yes. It meets IEEE 802.3-2008 1000Base-LX/LH and SFF-8472 MSA specifications.
Yes. It is fully compliant with the EU RoHS 2.0 directive.
Align the module with the SFP slot, insert until it latches, and verify the link LED on your Juniper switch.
Yes. Compatible modules like EX-SFP-GE40KCW1390-C can coexist with Juniper OEM transceivers in the same chassis.
This module includes a standard one-year manufacturer warranty covering defects and performance issues.
Verify fiber cleanliness, check LC connector seating, confirm correct switch port configuration, and ensure the module is fully inserted.
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