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SFP-1GE-LX
GE SFP LX Plug In, Module, Spare, MX, A2/A10, M320/T640/T320...
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SFP-1GE-LX is an SFP transceiver module that supports a 1G data rate for Ethernet applications. It features an LC connector and is designed for long-range transmission over single-mode fiber using a 1310 nm wavelength, making it ideal for telecom, enterprise networks, and data center connectivity.
SFP-1GE-LX boasts a compact SFP form factor with standardized physical dimensions, ensuring easy integration into network devices. Engineered to support Ethernet protocols reliably, this module meets the rigorous demands of modern network infrastructures in telecommunications and high-performance data centers.
SFP-1GE-LX price is $177.00, a 44.5% saving from the Juniper list price of $319.00. SFP-1GE-LX is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SFP-1GE-LX for additional pricing. Browse the full category range or explore all Juniper products.
Enterprises needing reliable 1 Gbps single-mode links between Top-of-Rack switches and core routers (Juniper MX, M320, M120, A2/A10) deploy SFP-1GE-LX-GE plug-in modules to enable up to 10 km reach. Outcome: consistent low-latency throughput, simplified spare-part inventory, and seamless capacity expansion.
Banks implementing real-time data replication between primary and DR sites leverage SFP-1GE-LX-GE modules in MX, A2/A10 and M320/T640/T320 routers to establish secure 10 km single-mode fiber links. Outcome: guaranteed failover performance, reduced RPO/RTO, and compliance with stringent uptime regulations.
Global enterprises connecting remote branches to HQ deploy SFP-1GE-LX-GE spares in M320/T640/T320 and M120 to establish long-distance, secure 1 Gbps links. Outcome: enhanced bandwidth for cloud and VoIP services, streamlined fiber management, and minimized network downtime.
To get the detailed certification, please go to the Compliance Center.
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP+ | QSFP+ | SFP | SFP |
| Data Rate | 1G | 10G | 10G (4x10G channels) | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310 nm | 1310 nm | 850nm | 1310 nm | 850 nm |
| Transmission Distance | Long-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | Single-mode | Multi-mode |
| Max Distance | 10 km | 220 m | 300 meters | 10 km | 550 meters |
| Supported Protocols | Ethernet | Ethernet | 10G Ethernet | Ethernet, TDM | Ethernet |
| Network Interface | Fiber | Ethernet | Fiber | Ethernet | Fiber |
| Power Consumption | 1.2 W | 2.5W | 3.5W | 3.5W | 1.5W |
| 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 | SFP-1GE-LX | SRX-SFP-10GE-LRM | QSFPP-4X10GE-SR | SFP-GE-TDM-T1 | CTP-SFP-1GE-SX |
| Height | 0.33 inches | 0.22 in | 0.66 inches | 0.24 inches | 0.65 inches |
| Width | 0.53 inches | 0.56 in | 1.18 inches | 0.29 inches | 0.35 inches |
| Depth | 2.21 inches | 1.65 in | 1.14 inches | 1.15 inches | 1.00 inches |
| Weight | 0.07 lbs | 0.04 lbs | 0.11 lbs | 0.12 lbs | 0.1 lbs |
Standard LX optic worked flawlessly.
Reliable GE connectivity over SMF.
Good spare to keep stocked.
Consistent performance.
Meets specifications.
The Juniper SFP-1GE-LX (SKU: SFP-1GE-LX) is a 1Gb/s single-mode fiber optic transceiver module designed for LX operation over distances up to 10 km.
The SFP-1GE-LX supports a data rate of 1 Gigabit per second (1 Gbps).
The SFP-1GE-LX uses single-mode fiber with an operating wavelength of 1310 nm.
The module reliably transmits data up to 10 kilometers over single-mode fiber.
The SFP-1GE-LX uses a standard duplex LC fiber connector.
Yes, the SFP-1GE-LX is hot-swappable, allowing insertion or removal without powering down the device.
The module is compatible with Juniper MX series, A2/A10, M320, T640, T320, and M120 routers.
Align the module with the SFP slot, insert until the latch clicks, and then connect the LC fiber cable.
The standard operating temperature range is 0 °C to 70 °C (32 °F to 158 °F).
The SFP-1GE-LX typically consumes no more than 0.8 watts of power.
Yes, the module supports full-duplex transmission at 1 Gbps.
The SFP-1GE-LX has an MTBF exceeding 1,000,000 hours.
Juniper provides a one-year limited warranty covering manufacturing defects.
Check fiber polarity and cleanliness, ensure the module is seated correctly, verify interface status via CLI, and replace the module if necessary.
The SFP-1GE-LX does not include onboard LEDs; link and activity indicators are provided by the host device.
The module is optimized for Juniper hardware; third-party compatibility varies and is not officially supported.