Description
The AddOn QDD-8SFP28-PDAC2M-AO is an industry-standard 200GBase-CU QSFP-DD 200G to 8xSFP28 direct attach cable designed for high-performance data center and enterprise networking. Operating over passive copper, this 2.0-meter (6.56 ft) Twinax cable delivers reliable 200 Gbit/s throughput, making it ideal for short-reach interconnects between switches, servers, and storage devices.
Built to MSA standards and TAA compliant, the cable is programmed, uniquely serialized, and data-traffic tested to ensure complete functionality and seamless interoperability. Its durable copper construction provides consistent performance, while the plug-and-play design ensures easy deployment. Backed by AddOn’s limited lifetime warranty, this DAC is a cost-effective, high-quality solution for your networking needs.
| Category | Details |
|---|---|
| Manufacturer | AddOn |
| Manufacturer Part Number | QDD-8SFP28-PDAC2M-AO |
| Brand Name | AddOn |
| Product Name | Twinaxial Network Cable |
| Product Type | Network Cable |
| Packaged Quantity | 1 |
| Cable Type | Twinaxial |
| Cable Length | 2m (6.56 ft) |
| Connector Type (First End) | 1 × QSFP-DD Network – Male |
| Connector Type (Second End) | 8 × SFP28 Network – Male |
| Connector Gender | Male to Male |
| Device Supported | Network Devices, Transceivers |
| Data Transfer Rate | 200 Gbit/s |
| Features | Passive |
| Product Material | Copper |
| Height | 0.5" |
| Width | 0.5" |
| Length | 78.7" |
| Weight (Approximate) | 0.30 lb |
| Certifications & Standards | MSA Compliant |
| TAA Compliant | Yes |
| Country of Origin | United States / United Kingdom |
| Limited Warranty | Lifetime |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
