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Dell QSFP-40G-LM4 40GB Quad
- Form Factor: QSFP+
- Data Rate: 40 Gbps
- Interface Type: Parallel Optics (LM4)
- Fiber Type: Typically Multi-Mode Fiber (MMF)
- Connector Type: MPO/MTP
- Application: Data Center Interconnects, High-Speed Networking
- Compatibility: Designed for Dell networking equipment
- Wavelength: Varies by specific LM4 implementation
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Product Overview
The Dell QSFP-40G-LM4 is a Quad Small Form-factor Pluggable (QSFP+) transceiver module designed for 40 Gigabit Ethernet connections. It utilizes a parallel optics (LM4) interface, typically supporting multi-mode fiber over a specific distance, enabling high-speed data transmission for data centers and enterprise networks.
Technical Information
| Product Type | QSFP+ Transceiver Module |
| Data Rate | 40 Gbps |
| Interface | Parallel Optics (LM4) |
| Form Factor | QSFP+ |
Additional Specifications
| Connector | MPO/MTP |
| Fiber Type | Multi-Mode Fiber (MMF) |
| Application | 40GbE |
Product Description
The Dell QSFP-40G-LM4 is a high-density, high-performance transceiver module engineered to facilitate 40 Gigabit Ethernet connectivity within demanding network infrastructures. As a QSFP+ module, it offers a compact form factor capable of supporting four independent 10 Gbps channels or a single 40 Gbps link, making it ideal for switch-to-switch or server-to-switch connections in data centers and enterprise environments. The 'LM4' designation typically refers to a parallel optics implementation, often utilizing an MPO/MTP connector to accommodate the multiple fibers required for parallel transmission. This configuration is commonly used with multi-mode fiber (MMF) for shorter reach applications within data center racks or between adjacent rows. The module enables high-bandwidth data transfer crucial for applications such as storage area networks (SANs), high-performance computing (HPC), and cloud infrastructure. Designed and tested for compatibility with Dell networking hardware, the QSFP-40G-LM4 ensures reliable performance and seamless integration. Its deployment significantly enhances network throughput and reduces cabling complexity compared to traditional single-fiber transceivers for equivalent bandwidth. This module is a key component for building scalable and efficient high-speed network architectures.