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EX-SFP-1GE-LX40K-C
SFP 1000BASE-LX 40km Juniper EX Compatible
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EX-SFP-1GE-LX40K-C is a high-performance SFP transceiver designed for 1G Ethernet applications. Engineered with an LC connector and a compact form factor, this module is optimized for long-distance transmission over single-mode fiber, reaching distances up to 40 km while maintaining reliable performance.
Specifically built for data centers, enterprise networks, and telecom environments, EX-SFP-1GE-LX40K-C supports Ethernet protocols with efficient power management and robust operation within typical industrial temperature ranges. Its precise design ensures compatibility with leading networking hardware, making it a trusted solution for demanding network infrastructures.
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| EX-SFP-1GE-LX40K-C |  EX-SFP-GE10KT14R13-C |  EX-SFP-GE10KT15R13-C |  EX-SFP-1GE-LH-C |  EX-SFP-GE40KT15R13-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP+ | SFP | SFP |
| Data Rate | 1G | 10G | 10G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310 nm | 1310 nm | 1310 nm | 1310 nm | 1310 nm |
| Transmission Distance | Extended-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 40 km | 10 km | 10 km | 10 km | 40 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Ethernet | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | N/A | 2.5 W | 3.3 W | N/A | N/A |
| 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 | EX-SFP-1GE-LX40K-C | EX-SFP-GE10KT14R13-C | EX-SFP-GE10KT15R13-C | EX-SFP-1GE-LH-C | EX-SFP-GE40KT15R13-C |
| Height | N/A | N/A | 0.65 inches | N/A | N/A |
| Width | N/A | N/A | 0.65 inches | N/A | N/A |
| Depth | N/A | N/A | 1.75 inches | N/A | N/A |
| Weight | N/A | N/A | 0.1 lbs | N/A | N/A |
Impressive 40km reach for gigabit fiber. Perfectly compatible with Juniper EX series. Stable signaling and zero packet loss over our long-distance spans. Solid.
Exceptional long-range performance. These LX transceivers are robust and provide the signal power needed for 40km. Very impressed with the build quality and stability.
Reliable and high-performing. We bridged our remote sites effortlessly with these modules. Clear signal margins and dependable data transport. Professional grade optics.
Outstanding 40km gigabit transport. Recognized instantly by our switches. These modules run cool and maintain perfect stability. Great value for regional networking.
Steady and dependable long-haul optics. No configuration issues or signal drift. Perfect for extending our network over long single-mode fiber runs.
The EX-SFP-1GE-LX40K-C is a 1000BASE-LX Small Form-Factor Pluggable (SFP) transceiver designed for 1 Gbps single-mode fiber links up to 40 km, fully compatible with Juniper EX series switches.
Yes. It meets Juniper’s transceiver specifications and interoperates with EX2300, EX3400, EX4300, EX4600, EX9200 and other EX series platforms supporting SFP modules.
This module supports single-mode fiber connections up to 40 kilometers (25 miles) at 1 Gbps when used with standard-compliant LC connectors.
It supports single-mode fiber (SMF) with LC duplex connectors, ensuring low attenuation and high-performance links over extended distances.
The transceiver operates at a nominal wavelength of 1310 nm, optimized for long-reach single-mode fiber transmission with minimal dispersion.
It supports a 1.25 Gbps data rate (1000BASE-LX), fully compliant with IEEE 802.3z Gigabit Ethernet standards.
The module requires a 3.3 V DC power supply and consumes a maximum of 1 W, delivering efficient operation with low heat dissipation.
It operates reliably in temperatures from 0 °C to 70 °C (32 °F to 158 °F), meeting data center and enterprise environmental standards.
Yes. The SFP form factor allows hot plugging and hot swapping without powering down the switch, enabling uninterrupted network upgrades.
It uses the industry-standard SFP (Small Form-Factor Pluggable) form factor, compatible with any switch or router SFP slot.
Eject the latch, slide the module into an SFP slot until it clicks, then connect the LC fiber patch cord. The switch auto-detects and configures the port.
Yes. It supports DOM for real-time monitoring of optical power, temperature, voltage and laser bias current via the switch’s management interface.
The module has an MTBF exceeding 1,000,000 hours, reflecting its high reliability for critical network infrastructures.
It employs dual LC duplex connectors for secure fiber termination with low insertion loss in single-mode fiber applications.
No. This module is fully compliant with Juniper’s hardware specifications and does not void the warranty when installed in supported EX series switches.
It includes a 1-year limited warranty covering manufacturing defects with free replacement, ensuring performance assurance and peace of mind.
You can purchase it from authorized Juniper resellers, major network hardware distributors or our online store, guaranteeing genuine parts and competitive pricing.