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Name:
QSFP-40G-LR4=
- Description:
- 40GBASE-LR4= QSFP OTN LC 10KM TRANSCEIVER
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$17,691.00
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$454.00
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QSFP-40G-LR4=
40GBASE-LR4= QSFP OTN LC 10KM TRANSCEIVER
$17,691.00
$454.00
6 in Global Warehouse
$454.00
97% off
TRUSTED, TRIED, PROVEN
QSFP-40G-LR4= Overview
QSFP-40G-LR4= is a QSFP transceiver designed to support a 40G data rate, offering long-range transmission capabilities over single-mode fiber. It features LC connectors and is optimized for long-range Ethernet applications in data centers, enterprise networks, and telecom environments with standardized physical dimensions and a compact form factor.
QSFP-40G-LR4= meets stringent network requirements by supporting Ethernet protocols over four individually modulated 10G channels, ensuring robust performance for high-speed connectivity over distances of up to 10 km. Its reliable design and compatibility with major networking vendors make it an ideal solution for modern, high-performance optical networking needs.
What is the price of QSFP-40G-LR4=?
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QSFP-40G-LR4= Specifications
| Product Type | Transceiver |
| Form Factor | QSFP |
| Data Rate | 40G |
| 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 | 3.2W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista |
| Product Name | QSFP-40G-LR4= |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
QSFP-40G-LR4= Use Case
Enterprise Data Center Interconnect with QSFP-40G-LR4 40GBASE-LR4 Transceiver
In a multi-campus enterprise environment, network engineers deploy the QSFP-40G-LR4 QSFP OTN LC 10KM Transceiver to link two data centers over single-mode fiber up to 10 km. This solution delivers 40 Gbps of high-speed bandwidth, reduces latency by 30%, and supports seamless virtualization and cloud migrations—ensuring reliable, scalable inter-site connectivity.
5G Mobile Backhaul Over OTN Using QSFP-40G-LR4 QSFP Transceiver
A telecom operator integrates the QSFP-40G-LR4 40GBASE-LR4 module into its metro OTN transport to aggregate 5G base station traffic across a 10 km fiber span. The transceiver’s OTN framing enhances fault isolation and bandwidth efficiency, enabling carrier-grade uptime, ultra-low latency, and simplified maintenance for backhaul of high-density mobile data.
Uncompressed UHD Video Contribution with QSFP-40G-LR4 LC 10KM Transceiver
A broadcast network uses the QSFP-40G-LR4 QSFP OTN LC 10KM Transceiver for live 4K/8K IP contribution between a remote production truck and central facility across 8 km of single-mode fiber. The 40 Gbps link supports SMPTE 2110 uncompressed streams, eliminates frame drops, and guarantees synchronized audio/video delivery—streamlining real-time production workflows.
Quality Certifications
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Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Huawei / Arista | N/A | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | QSFP Direct Attach | QSFP | LC | LC | LC |
| Data Rate | 40G | 40G (4x10G) | 10G | 40G | 10G |
| Depth | N/A | N/A | 3.7 inches | N/A | 0.85 inches |
| Fiber Type | Multi-mode | Multi-mode | Multi-mode | Single-mode | Single-mode |
| Form Factor | QSFP | QSFP | QSFP+ | QSFP | QSFP |
| Height | N/A | N/A | 0.7 inches | N/A | 0.27 inches |
| Input Voltage | 3.3V | N/A | 3.3V | 3.3V | 3.3V |
| Max Distance | 2 meters | 3 m | 300 meters | 10 km | 10 km |
| Network Interface | Ethernet | Ethernet | Fiber | Fiber | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | N/A | N/A | 3.5 W | 3.2W | 3.5 W |
| Product Name | QSFP-H40G-AOC2M | QSFP-4X10G-AOC3M | CVR-4SFP10G-QSFP= | QSFP-40G-LR4= | QSFP-4X10G-LR-S= |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Long-Range | Long-Range |
| Wavelength | 850nm | 850 nm | 850 nm | 1310 nm | 1310 nm |
| Weight | N/A | N/A | 0.3 lbs | N/A | 0.10 lbs |
| Width | N/A | N/A | 2.2 inches | N/A | 0.66 inches |
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Questions & Answers
Q
What is the QSFP-40G-LR4= transceiver?
A
The QSFP-40G-LR4= is a 40GBASE-LR4 QSFP+ OTN transceiver that supports single-mode fiber links up to 10 km via an LC duplex connector.
Q
Which fiber type does the 40GBASE-LR4= QSFP OTN module support?
A
The QSFP-40G-LR4= supports single-mode fiber (SMF) for distances up to 10 km when used with standard ITU-T G.652 compliant cable.
Q
What is the maximum transmission distance of the QSFP-40G-LR4=?
A
This 40GBASE-LR4 module reliably reaches up to 10 km over single-mode fiber under standard operating conditions.
Q
Which connector type is used by the QSFP-40G-LR4=?
A
It uses a duplex LC connector interface to ensure secure, low-loss optical connections in 40 GbE and OTN deployments.
Q
Is the QSFP-40G-LR4= MSA compliant?
A
Yes, the QSFP-40G-LR4= adheres to the QSFP+ MSA and IEEE 802.3ba 40GBASE-LR4 specifications for guaranteed interoperability.
Q
What applications is the 40GBASE-LR4= transceiver suited for?
A
It is ideal for data center interconnects, metro Ethernet, OTN aggregation, and high-speed backbone links requiring 10 km reach.
Q
Is the QSFP-40G-LR4= hot-swappable?
A
Yes, this QSFP+ OTN module can be inserted or removed without powering down the host device, ensuring zero network interruption.
Q
What is the operating wavelength of the QSFP-40G-LR4=?
A
The module transmits over four wavelengths at 1310 nm per channel, multiplexed to deliver a total data rate of 40 Gbps.
Q
What is the typical power consumption of the QSFP-40G-LR4=?
A
Typical power consumption is ≤3.5 W, meeting IEEE and MSA power budgets for high-density 40 GbE deployments.
Q
Which devices are compatible with the QSFP-40G-LR4=?
A
It works with any QSFP+ slot on switches, routers and OTN equipment that support MSA-compliant 40GBASE-LR4 optics.
Q
Does the QSFP-40G-LR4= support digital diagnostics monitoring (DDM)?
A
Yes, it features SFF-8436-compliant DDM for real-time optical power, temperature, voltage and laser bias current monitoring.
Q
Can I use this module in OTN networks?
A
Absolutely. The QSFP-40G-LR4= is OTN-ready and supports proper framing for OTN, Ethernet and Fibre Channel applications.
Q
What temperature range does the QSFP-40G-LR4= support?
A
Operating temperature range is 0 °C to 70 °C (32 °F to 158 °F) for standard commercial environments.
Q
How do I install the QSFP-40G-LR4= transceiver?
A
Align the module with the host port, gently insert until it latches, and verify link-up via the device LEDs or management interface.
Q
How do I clean the LC connectors on this transceiver?
A
Use a lint-free fiber swab or cassette cleaner with isopropyl alcohol to remove dust, then let connectors dry before re-insertion.
Q
What is the bit error rate (BER) performance of the 40GBASE-LR4= module?
A
The QSFP-40G-LR4= guarantees a BER better than 1×10⁻¹² over its full rated reach of 10 km.
