Edge-Core 40GBASE-SR4 QSFP+ Transceiver

Edge-Core 40GBASE-SR4 – High-Speed QSFP+ Transceiver for Short-Range Data Center Applications

The Edge-Core 40GBASE-SR4 QSFP+ transceiver is a high-performance, short-reach optical module engineered to support 40 Gigabit Ethernet connectivity over multimode fiber (MMF). Designed to meet the growing bandwidth needs of enterprise networks and modern data centers, this transceiver operates at 850nm and can transmit data up to 100 meters over OM3 and 150 meters over OM4 fiber using an MPO/MTP connector.

Its QSFP+ (Quad Small Form-Factor Pluggable Plus) form factor offers compact size and high density, making it ideal for high-throughput aggregation and spine-leaf architectures where space, power, and efficiency are priorities. Whether you’re upgrading from 10G to 40G or building new infrastructure, the Edge-Core 40GBASE-SR4 provides an effective and reliable solution.

Key Features of Edge-Core 40GBASE-SR4

• Data Rate: 40Gbps (4x10G parallel lanes)

• Wavelength: 850nm

• Form Factor: QSFP+

• Connector: MPO/MTP 12-fiber interface

• Reach: Up to 150m (OM4), 100m (OM3)

• Fiber Type: Multimode Fiber (MMF)

• Power Consumption: Typically < 1.5W

• Hot-swappable: Yes

• Compatibility: Edge-Core switches and standard MSA-compliant devices

• Standard Compliance: IEEE 802.3ba

This transceiver enables high-speed, short-range communication in data centers, aggregation points, and high-density switch environments.

Use Cases for Edge-Core 40GBASE-SR4

The Edge-Core 40GBASE-SR4 QSFP+ module is ideal for:

• Aggregating traffic in spine-leaf architectures

• Interconnecting top-of-rack (ToR) switches

• Linking servers and storage within racks

• Short-range core-to-distribution connections

• Supporting 4x10G breakout applications

Its parallel lane design allows for 4x10G connections, providing flexibility when backward compatibility or granular traffic control is required.

Benefits of Using Edge-Core 40GBASE-SR4

The Edge-Core 40GBASE-SR4 offers several operational and economic advantages:

• High-density Deployment: Compact QSFP+ form factor reduces space requirements

• Energy-Efficient: Consumes less than 1.5 watts per port, lowering energy bills

• Scalable Architecture: Supports breakout cables for 4x10G connectivity

• Seamless Integration: MSA-compliant for interoperability with non-Edge-Core devices

• Simple Maintenance: Hot-swappable design for easy installation and replacement

• Low Latency: Fast optical performance for virtualized and cloud-ready workloads

This makes the transceiver an excellent option for organizations aiming to modernize their infrastructure with scalable and eco-friendly components.

Technical Reliability & Compatibility

Edge-Core is known for building reliable, carrier-grade networking hardware, and the Edge-Core 40GBASE-SR4 module is no exception. It has been rigorously tested for optimal compatibility with Edge-Core’s own switch portfolio, as well as any MSA-compliant hardware including Cisco, Juniper, Arista, and HPE switches.

Support for Digital Diagnostics Monitoring (DDM/DOM) allows administrators to monitor module temperature, laser bias current, optical power, and supply voltage in real time — all key to predictive maintenance and network health monitoring.

Deployment Efficiency & Fiber Compatibility

Using MPO/MTP fiber cabling, the Edge-Core 40GBASE-SR4 allows fast and simplified deployment without extensive manual fiber work. Pre-terminated fiber harnesses reduce installation time, and the use of multimode fiber ensures cost-effectiveness while maintaining high data rates across short distances.

Additionally, the QSFP+ module is suitable for use in breakout configurations, where one 40G port can connect to four 10G devices — ideal for legacy integration and flexible network scaling.

Future-Proofing with Edge-Core 40GBASE-SR4 in Modern IT Infrastructure

As organizations increasingly adopt cloud-native applications, virtualization, and AI-powered workloads, the demand for higher bandwidth and lower latency is at an all-time high. The Edge-Core 40GBASE-SR4 transceiver plays a critical role in enabling this shift by providing scalable 40GbE performance within compact and power-efficient form factors. Its capability to support breakout configurations (4x10G) means that businesses can maintain backward compatibility with existing 10G infrastructure, allowing for phased network upgrades instead of complete overhauls.

In high-performance environments where traffic congestion or latency is a risk, deploying the Edge-Core 40GBASE-SR4 ensures that bottlenecks between top-of-rack and aggregation switches are eliminated. This makes it especially valuable in industries like finance, healthcare, and telecommunications, where every millisecond matters. Furthermore, as the transceiver meets all IEEE and MSA standards, it ensures longevity and broad vendor interoperability, helping IT teams design networks that are not only fast but also flexible and future-proof.

Why Choose the Edge-Core 40GBASE-SR4?

• Backed by Edge-Core quality assurance

• Compliant with major industry standards (IEEE 802.3ba, MSA)

• Compact size ideal for dense environments

• Enables both 40G and 4x10G deployments

• Provides excellent optical signal integrity

• Ideal for cloud, campus, and enterprise networks

The Edge-Core 40GBASE-SR4 offers the performance and adaptability needed to future-proof network infrastructure in rapidly evolving IT environments.