Description
The HPE Aruba Networking 400G QSFP-DD to QSFP-DD 50m Active Optical Cable (R9B44A) delivers ultra-high-speed connectivity designed for data center and high-performance networking environments. With a reach of up to 50 meters over OM4 multimode fiber, this plug-and-play cable provides a reliable, low-latency solution for 400G Ethernet connectivity between switches, routers, and other compatible hardware.
Built for flexibility and efficiency, this active optical cable supports QSFP-DD interfaces on both ends and features an optimized design for rack-to-rack or inter-rack deployments. It is ideal for use in environments that demand high throughput and low power consumption without sacrificing signal integrity.
| Specification | Details |
|---|---|
| Product Number | R9B44A |
| Cable Type | Active Optical Cable (AOC) |
| Connector Type | QSFP-DD to QSFP-DD |
| Data Rate | 400 Gbps |
| Maximum Cable Length | 50 meters (OM4 multimode fiber) |
| Dimensions (W x H x L) | 1.3 cm x 1.8 cm x 5026.7 cm |
| Weight | 530.7 grams |
| Use Case | High-speed interconnect for switches/routers |
| Part Type | HPE Networking Transceiver Option |
Payment & Security
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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
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