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QFX-QSFP-40G-SR4-C
QSFP+ 40GBase-SR4 850nm 150M Juniper Compatible
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QFX-QSFP-40G-SR4-C is a QSFP transceiver module that delivers a 40G data rate designed for short-range transmission over multi-mode fiber using MPO connectors. It supports Ethernet protocols in a compact QSFP form factor, ensuring reliable performance in high-density data centers, enterprise networks, and telecom environments.
QFX-QSFP-40G-SR4-C is engineered for efficient multi-lane optical signal transmission over distances typically up to 100 meters on OM3 fiber (and up to 150 meters on OM4 fiber) at an 850 nm wavelength. Its robust design features precise physical dimensions and an operating temperature range of 0 to 70°C, making it a dependable choice for mission-critical applications.
QFX-QSFP-40G-SR4-C price is is available on request. Get immediate quote.
Request bulk order quote for QFX-QSFP-40G-SR4-C for additional pricing. Browse the full Juniper Compatible Qsfp+ series or explore all Orm products.
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| QFX-QSFP-40G-SR4-C |  QSFPP-4X10GE-SR-C |  JNP-QSFP-40G-LR4-C |  JNP-QSFP-40G-LX4-C |  JNP-QSFP-4X10GE-LR-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP | QSFP+ | QSFP | QSFP | QSFP |
| Data Rate | 40G | 10G per channel (4 channels) | 40G | 40G | 10G |
| Connector Type | MPO | LC | LC | LC | LC |
| Wavelength | 850 nm | 850nm | 1310 nm | 1310 nm | 1310 nm |
| Transmission Distance | Short-Range | Short-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Multi-mode | Multi-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 100 meters (OM3) / 150 meters (OM4) | 300 meters | 10 km | 10 km | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Ethernet | Fiber | Ethernet |
| Power Consumption | 3.5W | 3.5W | 3.0 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 | Juniper | Cisco / Juniper / Huawei / Arista | Juniper | Juniper | Cisco / Juniper / Huawei / Arista |
| Product Name | QFX-QSFP-40G-SR4-C | QSFPP-4X10GE-SR-C | JNP-QSFP-40G-LR4-C | JNP-QSFP-40G-LX4-C | JNP-QSFP-4X10GE-LR-C |
| Height | 0.35 inches | 0.7 inches | N/A | N/A | N/A |
| Width | 0.7 inches | 0.8 inches | N/A | N/A | N/A |
| Depth | 1.2 inches | 1.0 inches | N/A | N/A | N/A |
| Weight | 0.1 lbs | 0.05 lbs | N/A | N/A | N/A |
Perfect 150m performance for our QFX fabric. These SR4 modules provide reliable 40G signaling over OM4. Plug-and-play installation with steady data throughput.
Outstanding reliability for short-range 40G. Recognized immediately by the system with full diagnostic support. A professional and cost-effective solution for datacenter networking.
Consistent 40Gbps speeds. High build quality and low power consumption. These SR4 transceivers are perfect for our high-density server access layers. Highly recommended.
Reliable and robust. Performance matches OEM specs exactly. We've experienced zero downtime since deploying these in our core QFX switches. Excellent value.
Steady signaling and solid construction. These transceivers provide accurate DOM reporting and maintain high signal integrity. A trustworthy choice for enterprise-level datacenters.
The QFX-QSFP-40G-SR4-C is a Juniper-compatible QSFP+ optical module supporting 40GBase-SR4 data transmission over multimode fiber up to 150 meters at 850 nm.
Yes. The QFX-QSFP-40G-SR4-C is fully tested for interoperability with Juniper QFX, EX, QFabric and PTX series switches, providing plug-and-play installation.
Use OM3 or OM4 multimode fiber with an MPO/MTP connector to achieve 40 Gbps up to 150 meters with the QSFP+ 40GBase-SR4 850 nm module.
The module delivers reliable 40 Gbps connections up to 150 meters on OM3 multimode fiber and up to 200 meters on OM4 fiber at 850 nm.
The module operates at an 850 nm wavelength, optimized for short-reach multimode fiber links in data center environments.
Yes. It features SFF-8472 compliant digital diagnostics monitoring for real-time monitoring of temperature, voltage, laser bias current and optical power levels.
Installation is plug-and-play: align the module with the switch port, push until it clicks, then attach the MPO/MTP cable. The switch auto-detects the transceiver.
The QFX-QSFP-40G-SR4-C operates reliably between 0 °C to 70 °C (32 °F to 158 °F) for standard temperature data center deployments.
The module typically consumes less than 2.5 W, ensuring low power usage and minimal heat dissipation in high-density switch environments.
The QFX-QSFP-40G-SR4-C offers identical performance and full vendor compatibility at a lower cost, backed by rigorous testing and a comprehensive warranty.
Yes. The QFX-QSFP-40G-SR4-C is fully RoHS 6/6 compliant and meets lead-free manufacturing standards for environmental safety.
This module comes with a lifetime warranty covering manufacturing defects and a 30-day satisfaction guarantee to ensure risk-free deployment.
Ideal for data center aggregation, spine-leaf architectures, high-performance computing clusters and any short-reach 40 GbE interconnect.
Yes. The QFX-QSFP-40G-SR4-C adheres to IEEE 802.3ba standards for 40 GbE SR4, ensuring interoperability with any standards-based QSFP+ ports.
You can order directly from our website or authorized distributors. Contact sales for volume discounts and same-day shipping options.
Use your switch’s show interfaces transceiver diagnostics command to view DDM metrics, link status and any alarm or warning conditions.
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