United StatesName:
Added to cart 28 times recently
In stock - Ready to Ship
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
QFX-QSFP-40G-ESR4-C
QSFP+ 40GBase-ESR4 40GB 850nm 300M Juniper Compatible
TRUSTED, TRIED, PROVEN
Inventory Delivered By
& Verified By
Solutions Powered By
Overview of QFX-QSFP-40G-ESR4-C: QFX-QSFP-40G-ESR4-C is a QSFP transceiver designed for 40G data transmission featuring a compact QSFP+ form factor. It supports high-speed Ethernet protocols with LC connectors and is optimized for short-range applications using multi-mode fiber, making it an ideal solution for data centers, enterprise networks, and telecom environments.
QFX-QSFP-40G-ESR4-C offers a reliable, high-performance solution with dimensions suited for high-density networking installations. Its efficient design minimizes power consumption while delivering excellent link performance, ensuring seamless integration into modern infrastructures where space and connectivity are at a premium.
QFX-QSFP-40G-ESR4-C price is is available on request. Get immediate quote.
Request bulk order quote for QFX-QSFP-40G-ESR4-C for additional pricing. Browse the full Juniper Compatible Qsfp+ series or explore all Orm products.
To get the detailed certification, please go to the Compliance Center.
 QFX-QSFP-40G-ESR4-C |  QSFPP-40GBASE-SR4-C |  QSFPP-40GBASE-LR4-C |  QSFPP-4X10GE-LR-C |  JNP-QSFP-40G-LX4-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP+ | QSFP | QSFP | QSFP | QSFP |
| Data Rate | 40G | 40G | 40G | 10G | 40G |
| Connector Type | LC | MPO | LC | LC | LC |
| Wavelength | 850nm | 850 nm | 1310nm | 1310nm | 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 | 100 meters | 10km | 10 km | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Ethernet | Fiber |
| Power Consumption | 3.0 W | 3.5W | N/A | 3.5W | 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 | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Juniper |
| Product Name | QFX-QSFP-40G-ESR4-C | QSFPP-40GBASE-SR4-C | QSFPP-40GBASE-LR4-C | QSFPP-4X10GE-LR-C | JNP-QSFP-40G-LX4-C |
| Height | 0.25 inches | N/A | N/A | N/A | N/A |
| Width | 0.75 inches | N/A | N/A | N/A | N/A |
| Depth | 1.0 inches | N/A | N/A | N/A | N/A |
| Weight | 0.05 lbs | N/A | N/A | N/A | N/A |
Impressive 300m reach for extended short-range links. These ESR4 modules deliver rock-solid 40G performance and perfect compatibility with our Juniper QFX gear.
Reliable 40GBASE-ESR4 performance. Consistent signaling over our longer multimode fiber runs. Robust build quality and accurate diagnostic monitoring make these a top choice.
Professional grade ESR4 optics. Deployment was simple, and the signal integrity has been flawless. A dependable solution for extending 40G reach without single-mode fiber.
Steady and efficient. Reached 300m effortlessly with clear power margins. Significant ROI compared to branded alternatives. High quality hardware for enterprise networking.
Outstanding reliability for extended SR spans. Recognized instantly by Junos CLI with detailed feedback. These modules provide a stable 40G link for our production environment.
The QFX-QSFP-40G-ESR4-C is a QSFP+ 40GBase-ESR4 multimode fiber transceiver that delivers 40Gbps aggregate bandwidth over 850nm wavelength, supports up to 300 meters on OM3 fiber, complies with SFF-8436, and is fully Juniper compatible.
The QSFP+ 40GBase-ESR4 requires 50µm multimode fiber (OM3 or OM4); it supports up to 300 m on OM3 and up to 400 m on OM4 at 850 nm.
The ESR4 transceiver supports a maximum reach of 300 meters over OM3 multimode fiber and 400 meters over OM4 multimode fiber at 40 Gbps.
The QFX-QSFP-40G-ESR4-C operates at an 850 nm wavelength optimized for multimode fiber applications.