Worldwide$5,000,000+
Inventory Delivered By
A
Alan Morrison
5
Extended temperature LH SFP worked well outdoors.
SRX-SFP-1GE-LH-ET
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Small Form Factor Pluggable 1000Base-LH Gigabit Ethernet Opt...
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Name:
SRX-SFP-1GE-LH-ET
- Description:
- Small Form Factor Pluggable 1000Base-LH Gigabit Ethernet Optic Module - Extended Temp
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Juniper
- GTIN:
- 991426788187
- Condition:
- Warranty:
- 3
- List Price:
$1,520.00
- Price:
$956.0037.1% off
Quantity:
1
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SRX-SFP-1GE-LH-ET Overview
SRX-SFP-1GE-LH-ET is a SFP transceiver engineered to provide reliable 1G Ethernet connectivity over long-range, single-mode fiber links. It features an LC connector interface and operates at a wavelength of 1310 nm, making it ideal for enterprise networks, telecom installations, and data centers requiring robust long-haul transmission.
SRX-SFP-1GE-LH-ET comes in a compact SFP form factor with physical dimensions optimized for high-density applications. Designed to support extended temperature ranges and proven to work seamlessly with Ethernet protocols, this transceiver is well-suited for demanding network environments where consistent performance is critical.
SRX-SFP-1GE-LH-ET price is $956.00, a 37.1% saving from the Juniper list price of $1,520.00. SRX-SFP-1GE-LH-ET is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SRX-SFP-1GE-LH-ET for additional pricing. Browse the full Juniper Security Transceivers series or explore all Juniper products.
SRX-SFP-1GE-LH-ET Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 1310 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 10 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- N/A
- Operating Temperature
- -40 to 85°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- SRX-SFP-1GE-LH-ET
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
SRX-SFP-1GE-LH-ET Use Case
Industrial Automation Network Resilience in Harsh Plant Environments
In a high-precision manufacturing facility, control cabinets are dispersed across multiple production zones with ambient temperatures ranging from –40 °C to +85 °C. Deploying the SRX-SFP-1GE-LH-ET small form factor pluggable 1000Base-LH Gigabit Ethernet optic module over single-mode fiber ensures reliable, low-latency communication between PLCs and SCADA hosts up to 10 km apart. Benefit: Maintains consistent gigabit performance in extreme temperatures, minimizes unplanned downtime, and supports real-time process control with enterprise-grade fiber resilience.
Data Center Campus Inter-Building Fiber Backbone
A multi-building data center campus requires a scalable, cost-effective backbone link to carry server-to-storage traffic across a 9 km campus ring. Integrating SRX-SFP-1GE-LH-ET 1000Base-LH modules in top-of-rack switches delivers seamless gigabit Ethernet connectivity over existing single-mode fiber infrastructure. Benefit: Delivers predictable 1 Gbps throughput under extended-temperature conditions, reduces fiber splicing complexity, and enables modular upgrades without replacing legacy cabling.
Remote Oil & Gas Field Monitoring Under Extreme Conditions
In an offshore drilling platform and adjacent onshore pumping stations, network nodes face salt spray, temperature swings, and vibration. The SRX-SFP-1GE-LH-ET SFP module provides hardened 1000Base-LH links over long-haul single-mode fiber, connecting environmental sensors and SCADA systems up to 10 km away. Benefit: Ensures continuous data acquisition in –40 °C to +85 °C environments, reduces maintenance visits, and strengthens industrial IoT telemetry with carrier-grade optical reliability.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SRX-SFP-1GE-LH-ET |  SRX-SFP-1GE-SX-ET |  SRX-SFP-10GE-LRM |  SRX-SFP-1GE-T-ET |  SRX-CFP-100G-SR10 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP+ | SFP | CFP |
| Data Rate | 1G | 1G | 10G | 1G | 100G |
| Connector Type | LC | LC | LC | RJ45 | LC |
| Wavelength | 1310 nm | 850 nm | 1310 nm | N/A | N/A |
| Transmission Distance | Long-Range | Short-Range | Short-Range | Short-Range | Short-Range |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | N/A | Single-mode |
| Max Distance | 10 km | 550 meters | 220 m | 100 meters | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Ethernet | Ethernet | Ethernet | Ethernet |
| Power Consumption | N/A | N/A | 2.5W | 3.5W | N/A |
| Operating Temperature | -40 to 85°C | 0 to 70°C | 0 to 70°C | -40 to 85°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 | Juniper | Cisco / Juniper / Huawei / Arista | Juniper | N/A |
| Product Name | SRX-SFP-1GE-LH-ET | SRX-SFP-1GE-SX-ET | SRX-SFP-10GE-LRM | SRX-SFP-1GE-T-ET 1 Gigabit Ethernet RJ45 SFP Transceiver | SRX-CFP-100G-SR10 |
| Height | N/A | N/A | 0.22 in | 0.37 | N/A |
| Width | N/A | N/A | 0.56 in | 0.87 | N/A |
| Depth | N/A | N/A | 1.65 in | 1.65 | N/A |
| Weight | N/A | N/A | 0.04 lbs | 0.04 | N/A |
Reviews & Ratings
E
Elliot Parker
4
Stable links in harsh environments.
G
George White
4
Good reliability under temperature swings.
V
Victor Hayes
5
Met industrial deployment needs.
I
Ian Foster
5
Consistent operation.
Questions & Answers
What is the SRX-SFP-1GE-LH-ET module?
The SRX-SFP-1GE-LH-ET is a Small Form-factor Pluggable (SFP) 1000Base-LH Gigabit Ethernet transceiver designed for long-haul data transmission over single-mode fiber.
What transmission distance does the SRX-SFP-1GE-LH-ET support?
This module supports data transmission up to 10 kilometers over single-mode fiber.
What wavelength does the SRX-SFP-1GE-LH-ET use?
The SRX-SFP-1GE-LH-ET operates at a nominal wavelength of 1310 nm.
What temperature range can the SRX-SFP-1GE-LH-ET withstand?
It operates reliably from ‑40 °C to +85 °C (extended industrial temperature range).