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400G OSFP112 Direct Attach Copper Cable (DAC), PAM4
Categories:
Product Highlights:
- 400G OSFP112 connectivity
- PAM4 high-speed signaling
- Passive copper architecture
- Low power consumption
- Optimized for low loss and low crosstalk
- Straight-through and breakout options
- Customizable gauge, EEPROM, and EMI configurations
Table of Contents
Description
The 400G OSFP112 Direct Attach Copper Cable (DAC) is a high-speed passive copper interconnect designed for short-distance 400Gbps networking applications. Featuring OSFP112 connectors and PAM4 signaling, it provides a low-power, cost-effective solution for direct connections between 400G switches, servers, high-performance computing systems, and other high-density networking equipment. Its optimized copper construction helps minimize insertion loss and crosstalk to maintain reliable signal integrity at high data rates. Available in straight-through and breakout configurations, the cable provides flexible connectivity for different network architectures and can be customized with different cable gauges, EEPROM mapping, and EMI-control options.
Specification
| Data Rate | 400Gbps |
|---|---|
| Signaling | PAM4 |
| Form Factor | OSFP112 |
| Connector | OSFP112 |
| Cable Configuration | Straight-through / Breakout |
| Cable Gauge | 26AWG / 30AWG |
| Compatibility | IEEE 802.3ck |
| Signal Integrity | Optimized for reduced insertion loss and crosstalk |
| Latch Design | Pull-to-release slide latch |
| EMI Control | Customized cable braid termination |
| EEPROM | Customizable EEPROM mapping |
| Power Supply | 3.3V |
| Operating Temperature | 0°C to +70°C |
| Compliance | RoHS |
Features
- 400G OSFP112 to OSFP112 connectivity
- 400Gbps-class data transmission
- Passive Direct Attach Copper design
- PAM4 signaling
- Optimized for low insertion loss and crosstalk
- Low power consumption
- Straight-through and breakout configurations
- Customizable cable gauges
- Customizable EEPROM mapping
- Optional EMI-control configurations
- Designed for short-distance connectivity
- High-density rack interconnect solution
Applications
- 400G Ethernet networks
- Data center switches
- Switch-to-switch connections
- Switch-to-server connectivity
- High-performance computing
- AI and high-density computing networks
- Data center rack interconnects
- Short-distance 400G connections
FAQ
What is the signaling technology used by this DAC?
The cable uses PAM4 electrical signaling to support high-speed 400G connectivity while maintaining efficient power consumption for short-distance applications.
Is the cable passive or active?
It is a passive Direct Attach Copper Cable, providing a low-power and cost-effective alternative to active optical solutions for short-distance 400G connections.
Are breakout configurations available?
Yes. In addition to straight-through configurations, breakout options can be provided for network architectures that require connections between different port configurations.
Can the cable be customized?
Yes. Depending on deployment requirements, options such as cable gauge, EEPROM mapping, and EMI-control configuration can be customized.
What applications is the OSFP112 DAC designed for?
It is designed for short-distance 400G connections in data centers, HPC systems, AI infrastructure, and other high-density networking environments.
Featured DACs & AOCs Comparison Guide
| SKU | Cable Type | Data Rate | Form Factor A | Form Factor B | Wire Type | Length |
| AOC-100GQSFP28-5 | AOC | 100G | QSFP28 | QSFP28 | OM4 Fiber Cable | 5M |
| AOC-10GSFP-10 | AOC | 10G | SFP+ | SFP+ | OM4 Fiber Cable | 10M |
| AOC-25GSFP28-3 | AOC | 25G | SFP28 | SFP28 | OM4 Fiber Cable | 3M |
| AOC-40GQSFP-10 | AOC | 40G | QSFP+ | QSFP+ | OM3 Fiber Cable | 10M |
| AOC-QSFP-10G4SFP-5 | AOC | 40G | QSFP+ | 4*SFP+ | OM3 Fiber Cable | 5M |
| AOC-QSFP28-4SFP28-3 | AOC | 100G | QSFP28 | 4×SFP28 | OM3 Fiber Cable | 3M |
| DAC-100GQSFP28-25G4SFP28-P5 | DAC | 100G | QSFP28 | 4×SFP28 | 24AWG | 5M |
| DAC-100GQSFP28-P3 | DAC | 100G | QSFP28 | QSFP28 | 26AWG | 3M |
| DAC-10GCX4-P05 | DAC | 10G | CX4 | CX4 | 28AWG | 3M |
| DAC-10GSFP-P10 | DAC | 10G | SFP+ | SFP+ | 24AWG | 10M |
| DAC-400GQSFP-P5 | DAC | 400G | QSFP-DD | QSFP-DD | 30AWG | 5M |
| DAC-40GQSFP-P07 | DAC | 40G | QSFP+ | QSFP+ | 28AWG | 7M |
| DAC-QSFP-10G4SFP-P03 | DAC | 40G | QSFP+ | 4 * SFP+ | 30AWG | 3M |
| DAC-SFP-P05 | DAC | 1.25G | SFP | SFP | 30AWG | 5M |
Quality Qulifications and Compliance
To get the detailed certification, please go to the Compliance.
Please Note: Our products comply with all internationally recognized and industry-standard specifications. For customized or special requirement products, we carry out testing and standards in accordance with the conformity criteria specified in the contract.
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