Description
The AddOn QSFPDD-8SFP56-PDAC1M-AO is a high-performance, MSA and TAA compliant 400GBase-CU direct attach cable designed for reliable, high-speed interconnects between QSFP-DD and 8x SFP56 ports. Operating over passive twinax copper with a reach of up to 1 meter (3.3 ft), this DAC supports up to 56 Gbps per channel using PAM4 signaling, delivering an aggregate bandwidth of 400Gbps. It is ideal for connecting switches, routers, servers, and other networking equipment in data centers and high-performance computing environments.
Engineered with a 360-degree cable shield termination and robust mechanical features, the cable offers low signal loss, superior EMI/EMC performance, and enhanced flexibility. Each unit is uniquely serialized, tested for full functionality, and comes with AddOn’s limited lifetime warranty for maximum reliability and peace of mind.
| Specification | Description |
|---|---|
| Part Number | QSFPDD-8SFP56-PDAC1M-AO |
| Brand | AddOn |
| Form Factor | QSFP-DD to 8x SFP56 |
| Data Rate | Up to 56 Gbps per channel (PAM4), 400Gbps aggregate |
| Cable Type | Passive Twinax Copper DAC |
| Length | 1 meter (3.3 ft) |
| Wire Gauge | 32 AWG |
| Cable Outer Diameter | 3.81 mm |
| Jacket Material | PVC |
| Flammability Rating | VW-1 |
| Impedance | 100 Ω |
| Voltage | 3.3V DC |
| Current (Signal Application) | 0.75 A |
| Operating Temperature | -10°C to +60°C |
| Compliance | QSFP-DD MSA Rev 3.4, SFF-8679, SFF-8636, IEEE 802.3bj/by/cd |
| Applications | Servers, Switches, Routers, Data Centers, HPC |
| Regulatory Compliance | IEC 60825-1, FDA CFR-21 1040.10/1040.11, TUV EN62368-1, UL/CSA 60950-1, FCC Part 15 sb.B, EN 55032/55024 |
| Features | Excellent EMI/EMC performance, pull-to-release latch design, low signal loss, RoHS-6 compliant |
| Warranty | Limited Lifetime Warranty |
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