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SRX-SFP-1GE-LX-ET
EXTENDED TEMPERATURE SFF FACTOR PLUGGABLE 1000BASE-LX GBE EN...
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SRX-SFP-1GE-LX-ET is a compact SFP transceiver module engineered for 1G Ethernet applications. It features an LC connector and utilizes a 1310 nm wavelength to achieve long-range transmission over single-mode fiber, with a maximum reach of up to 10 km. The module complies with industry-standard SFP form factor and is ideally suited for data centers, enterprise networks, and telecom infrastructures.
SRX-SFP-1GE-LX-ET supports Ethernet protocols and is designed to offer reliable performance in standard operating environments with temperatures ranging from 0 to 70°C, and storage conditions from -40 to 85°C. With a 3.3V input voltage and a power consumption of 1.2W, this transceiver meets the demands of high-performance network deployments while maintaining compact physical dimensions.
SRX-SFP-1GE-LX-ET price is $1,026.00, a 37.1% saving from the Juniper list price of $1,632.00. SRX-SFP-1GE-LX-ET is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SRX-SFP-1GE-LX-ET for additional pricing. Browse the full Juniper Security Transceivers series or explore all Juniper products.
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| SRX-SFP-1GE-LX-ET |  SRX-SFP-10GE-LR |  SRX-SFP-1GE-T |  SRX-SFP-1GE-SX-ET |  SRX-CFP-100G-SR10 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP+ | SFP | SFP | CFP |
| Data Rate | 1G | 10G | 1G | 1G | 100G |
| Connector Type | LC | LC | RJ45 | LC | LC |
| Transmission Distance | Long-Range | Long-Range | Short-Range | Short-Range | Short-Range |
| Max Distance | 10 km | 10 km | 100 meters | 550 meters | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Ethernet | 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 |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Product Name | SRX-SFP-1GE-LX-ET | SRX-SFP-10GE-LR | SRX-SFP-1GE-T | SRX-SFP-1GE-SX-ET | SRX-CFP-100G-SR10 |
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.
Extended temperature LX optics performed reliably.
Good fit for outdoor cabinets.
Stable gigabit throughput.
No link drops.
Worked as specified.
The SRX-SFP-1GE-LX-ET is an extended-temperature SFF pluggable 1000BASE-LX Gigabit Ethernet module supporting up to 10 km single-mode fiber connectivity.
The SRX-SFP-1GE-LX-ET is compatible with Juniper SRX series and any switch or router featuring an SFP slot and 1000BASE-LX capability.
This module supports up to 10 kilometers of single-mode fiber at 1310 nm wavelength.
It operates at a nominal 1310 nanometer wavelength for long-haul transmission.
The module is rated for industrial operation from –40 °C to +85 °C.
Simply insert the SRX-SFP-1GE-LX-ET into an empty SFP slot until the latch clicks, then configure the port for 1000BASE-LX in your device’s CLI or GUI.
Yes, the SRX-SFP-1GE-LX-ET supports full-duplex communication at 1 Gbps.
Use single-mode fiber (SMF) with LC-to-LC connectors for optimal performance.
Yes, you can insert or remove the module without powering down the host device.
It supports a line rate of 1 Gbps with a host interface speed of 1.25 Gbps.
Ideal for industrial, outdoor, and harsh-environment deployments requiring operation below 0 °C or above 70 °C.
Use your device’s diagnostics command (e.g., show interfaces diagnostics optics) to check link status, Tx/Rx power and module temperature.
Yes, it features DDM for real-time monitoring of optical power, temperature, and voltage.
The module carries a one-year limited hardware warranty, with optional extended support available.
The ET version extends the operating temperature from –40 °C to +85 °C, versus 0 °C to 70 °C for the commercial-grade model.
Yes, when housed in a weatherproof enclosure, it supports both indoor rack and outdoor cabinet deployments.
In Junos OS CLI, assign the interface media type: set interfaces <name> media 1000-LX and commit the configuration.
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