400G OSFP112 DAC

Product Overview

The 400G OSFP112 DAC is a high-performance, high-speed direct-attach copper cable designed for high-density, high-bandwidth data transmission scenarios. It is manufactured in strict compliance with authoritative industry standards such as QSFP112 MSA, IEEE 802.3ck, CMIS5.0, and SFF-8024, ensuring device compatibility and transmission stability. This cable supports 4x112G NDR and 4x56G HDR high-speed transmission rates, features hot-swappable functionality, and incorporates low-power consumption and EMI-resistant design. It can operate stably in typical environments ranging from 0°C to 70°C, and an industrial-grade version is available to meet more demanding temperature requirements. With a maximum transmission distance of up to 3 meters, it also offers multiple wire gauge options from 26 to 30 AWG, allowing flexible adaptation to various installation spaces and transmission needs. As a core connectivity component for 400G Ethernet, data centers, supercomputing clusters, and other applications, it delivers exceptional performance.

Technical Features and Principles

As a high-speed direct-attach copper cable, the 400G OSFP112 DAC leverages advanced signal transmission technology to achieve ultra-high bandwidth data transfer over copper media. Its adherence to protocols such as QSFP112 MSA ensures seamless interoperability with similar devices, eliminating compatibility issues. The 4x112G NDR rate design enables a total bandwidth of 400G per single link, meeting the current demands of data centers and supercomputing facilities for high-speed, large-scale data transmission. Hot-swappable functionality is realized through standardized interface design, allowing cable connections and disconnections without power interruption, facilitating equipment maintenance and expansion. Low-power design optimizes signal transmission paths and chip power management to reduce overall energy consumption, while EMI-resistant design employs shielding structures and signal encoding optimizations to minimize electromagnetic radiation affecting nearby devices and resist external electromagnetic interference, thereby ensuring stable and accurate signal transmission.

Key Parameters

1. Protocol Compliance: QSFP112 MSA, IEEE 802.3ck, CMIS5.0, SFF-8024
2. Wire Gauge Options: 26–30 AWG
3. Maximum Transmission Distance: 3 meters
4. Supported Rates: 4x112G NDR, 4x56G HDR
5. Functional Features: Hot-swappable, low-power, EMI-resistant design
6. Operating Temperature: 0°C–70°C (upgradeable to industrial grade)
7. Related Products: QSFP112–2xQSFP112

Core Advantages

1. Multi-Protocol Compliance: Strict adherence to QSFP112 MSA, IEEE 802.3ck, and other key industry standards ensures seamless integration with mainstream devices such as switches, servers, and routers, eliminating the need for additional adaptation or debugging and reducing deployment costs.
2. Ultra-High Bandwidth Transmission: Supporting 4x112G NDR rates, each link achieves a total bandwidth of 400G, satisfying the high-speed data transmission needs of supercomputing centers, cluster networks, and other demanding scenarios, significantly boosting data processing efficiency.
3. Flexible Adaptation to Scenarios: Offering multiple wire gauge options from 26 to 30 AWG and a maximum transmission distance of 3 meters, users can select configurations based on installation space and transmission distance requirements, adapting to diverse data center layouts.
4. Stable and Reliable Operation: Featuring EMI-resistant design to effectively mitigate electromagnetic interference and ensure stable signal transmission; operating temperatures from 0°C to 70°C cover most standard server room environments, with an industrial-grade version available for even more extreme low- or high-temperature conditions.
5. Convenient Maintenance and Low Energy Consumption: Hot-swappable functionality allows equipment maintenance and expansion without power interruptions, minimizing business downtime; low-power design reduces overall energy consumption, helping data centers save on electricity costs over time.

Core Value of the Product

1. Multi-protocol compliant design ensures device compatibility, lowers deployment and debugging costs, and accelerates project implementation.
2. 400G ultra-high bandwidth meets the demands of high-speed data transmission, enhances data processing efficiency, and supports high-performance applications such as supercomputing and cluster networks.
3. Flexible wire gauge and distance options adapt to different data center layouts, while low-power and EMI-resistant designs guarantee long-term stable operation and reduce operational and energy costs.

Target Customer Groups

Data center construction operators, switch and server manufacturers, router producers, supercomputing center operations teams, cluster network solution providers, and enterprise IT infrastructure upgrade service providers.

Application Scenarios

This product is widely used in 400G Ethernet systems, enabling high-speed data connections between switches and servers, and between servers and routers. In supercomputing centers, it provides stable, high-bandwidth data transmission channels for large-scale computing nodes, ensuring efficient execution of supercomputing tasks. In cluster network scenarios, it connects multiple computing nodes to build high-speed data exchange networks, enhancing overall cluster computational capabilities. It is also suitable for enterprise-level data center IT infrastructure upgrades, meeting growing corporate demands for data storage and processing, and providing reliable transmission support for cloud computing, big data analytics, and other business applications.

Solving Industry Pain Points

1. Addresses the poor protocol compatibility of traditional high-speed cables, which often leads to transmission failures when interfacing with devices from different brands. Multi-protocol compliance ensures seamless compatibility with mainstream equipment, reducing debugging time and failure risks.
2. Alleviates the issue of insufficient bandwidth in conventional cables, which cannot meet the massive data transmission demands of supercomputing centers and cluster networks. The 4x112G NDR rate delivers a total bandwidth of 400G, dramatically improving data transmission efficiency.
3. Solves the problem of weak anti-interference capabilities in ordinary cables, which are prone to signal loss due to electromagnetic interference in server rooms. EMI-resistant design effectively shields against electromagnetic interference, ensuring stable transmission.
4. Copes with fluctuating room temperatures and the narrow operating temperature range of standard cables. The 0°C–70°C operating range covers most server room environments, with an industrial-grade version available to handle more extreme low- or high-temperature conditions.

Common Questions FAQ

Q1: What transmission rates does the 400G OSFP112 DAC support?
A: This DAC supports two high-speed transmission rates—4x112G NDR and 4x56G HDR—allowing it to meet the needs of various bandwidth-intensive scenarios.
Q2: What is the maximum transmission distance, and what wire gauges are available?
A: The maximum transmission distance is up to 3 meters, with wire gauge options ranging from 26 to 30 AWG, enabling flexible selection based on installation space and transmission requirements.
Q3: Does the product support hot-swapping?
A: Yes, this product supports hot-swapping, allowing cable connections and disconnections without power interruption, making equipment maintenance and expansion easier.
Q4: What is the product’s operating temperature range, and can it adapt to special environments?
A: The standard version operates between 0°C and 70°C, covering most server room environments, with an industrial-grade version available to meet more demanding low- or high-temperature conditions.
Q5: Where can this DAC be applied?
A: Primarily in 400G Ethernet, switch, server, router, supercomputing center, and cluster network scenarios, providing stable connectivity support for various high-speed data transmission needs.