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SRX-QSFP-40G-LR4-C
QSFP+ 40GBase-LR4 40GB 1310nm Juniper SRX Compatible
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
SRX-QSFP-40G-LR4-C is a QSFP transceiver designed to deliver a robust 40G data rate for long-range Ethernet applications. It utilizes LC connectors on single-mode fiber and operates with a 1310nm wavelength, ensuring reliable performance over extended distances in data centers, enterprise networks, and telecom setups.
SRX-QSFP-40G-LR4-C supports Ethernet protocols while maintaining a compact QSFP form factor that adheres to industry standards. Its design emphasizes long-range transmission with a maximum reach of up to 10 km, making it an ideal solution for high-speed, mission-critical network environments where proven compatibility and performance are essential.
SRX-QSFP-40G-LR4-C price is is available on request. Get immediate quote.
Request bulk order quote for SRX-QSFP-40G-LR4-C for additional pricing. Browse the full Juniper Compatible Qsfp+ series or explore all Orm products.
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| SRX-QSFP-40G-LR4-C |  JNP-QSFP-40G-LR4-C |  QSFPP-40GBASE-SR4-C |  JNP-QSFP-40G-LX4-C |  QSFPP-40GBASE-LR4-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP | QSFP | QSFP | QSFP | QSFP |
| Data Rate | 40G | 40G | 40G | 40G | 40G |
| Connector Type | LC | LC | MPO | LC | LC |
| Wavelength | 1310nm | 1310 nm | 850 nm | 1310 nm | 1310nm |
| Transmission Distance | Long-Range | Long-Range | Short-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Single-mode | Single-mode |
| Max Distance | 10 km | 10 km | 100 meters | 10 km | 10km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Ethernet | 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 |
| Compatibility | Cisco / Juniper / Huawei / Arista | Juniper | Cisco / Juniper / Huawei / Arista | Juniper | Cisco, Juniper, Huawei, Arista |
| Product Name | SRX-QSFP-40G-LR4-C | JNP-QSFP-40G-LR4-C | QSFPP-40GBASE-SR4-C | JNP-QSFP-40G-LX4-C | QSFPP-40GBASE-LR4-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.
Rock-solid 10km performance for our SRX gateways. Precise 1310nm signaling and perfect compatibility. Recognized instantly with accurate diagnostic monitoring. Very dependable security networking optics.
Reliable 40G single-mode connectivity for our firewalls. Easy deployment and consistent throughput. Performance matches original specs perfectly. Significant value for our secure campus backbone.
Consistent 40Gbps speeds. Build quality is top-tier and signal integrity is excellent for firewall interconnects. A trustworthy choice for our high-speed secure fiber links. Solid.
Professional LR4 modules for SRX series. Plug-and-play simplicity with rock-solid stability. Significant savings while maintaining high reliability for mission-critical secure traffic nodes.
Steady and efficient long-range transport. Reached 10km effortlessly with clear signal margins. Accurate diagnostic reporting makes this a top choice for SRX firewall administrators. Solid.
The SRX-QSFP-40G-LR4-C is a hot-pluggable QSFP+ transceiver that delivers 40 Gbps over single-mode fiber at 1310 nm, fully compatible with Juniper SRX series.
This QSFP+ 40GBase-LR4 module is validated on Juniper SRX300, SRX1500, SRX3400 and SRX5600 platforms with QSFP+ ports.
The SRX-QSFP-40G-LR4-C supports link lengths up to 10 km over single-mode fiber (OS2) at 1310 nm.
The module uses an LC duplex connector for easy integration with existing single-mode fiber infrastructures.
Yes, the transceiver supports IEEE 802.3ba-compliant DOM, providing real-time monitoring of optical power, temperature, and voltage.
Yes, the SRX-QSFP-40G-LR4-C supports Reed-Solomon FEC to improve link reliability and error performance.
Yes, the QSFP+ form factor is fully hot-pluggable, allowing insertion or removal without powering down the device.
It operates reliably from 0 °C to 70 °C (32 °F to 158 °F) in standard operating conditions.
Align the module with the QSFP+ port, gently insert until it clicks, then verify link status via the ‘show interface terse’ command.
Use Junos CLI commands ‘show interfaces optics’ or check link lights on the SRX panel to confirm power levels and connectivity.
The LR4 module transmits at 1310 nm, multiplexing four 10 Gbps channels for an aggregate 40 Gbps throughput.
This transceiver includes a one-year limited warranty covering defects in materials and workmanship.
The SRX-QSFP-40G-LR4-C is fully compatible with Juniper SRX but manufactured by a qualified third-party vendor to Juniper specifications.
Yes, you can mix 40GBase-LR4 and 40GBase-SR4 modules in separate ports, provided your SRX firmware supports both optics types.
Typical power consumption is ≤3.5 W, ensuring low thermal output and efficient operation.
This module offers cost-effective performance, full Juniper SRX compatibility, DOM support, and a one-year warranty for peace of mind.
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