Arista Compatible Transceivers
Arista QDD-400G-SRBD Compatible QSFP-DD Transceiver
QDD-400G-SRBD Compatible, Arista compatible QSFP-DD module, 400GBASE-SRBD QSFP-DD for Arista, 850nm/900nm 100m transceiver, Arista 7060X, 7280R, 7388 and 7800R series switches module, QSFP-DD 400G multimode transceiver
Arista QDD-400G-SRBD Compatible QSFP-DD Transceiver
400GBASE-SRBD QSFP-DD Transceiver Module | Dual LC MMF | 100m DOM Support
Product Overview
The Arista QDD-400G-SRBD compatible QSFP-DD transceiver delivers 400G connectivity over multimode fiber for Arista 7060X, 7280R, 7388 and 7800R series switches, using 400GBASE-SRBD BiDi technology at 850nm/900nm up to 100m over OM4 fiber.
With integrated Digital Optical Monitoring (DOM) and full compliance with IEEE 802.3bs and the QSFP-DD MSA, it is tested for error-free operation in Arista switches.
Key Features of Arista QDD-400G-SRBD
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Supports 400GBASE-SRBD BiDi Ethernet
QSFP-DD hot-pluggable form factor
Dual LC optical connectors
BiDi optics with VCSEL/PIN technology
Up to 100m over OM4 multimode fiber
Digital Optical Monitoring (DOM) support
Max power under 12W

Technical Specifications

Parameter | Specification |
Model | QDD-400G-SRBD Compatible |
Form Factor | QSFP-DD |
Data Rate | 400Gbps |
Optical Standard | 400GBASE-SRBD |
Optical Technology | BiDi Optics (VCSEL/PIN) |
Fiber Type | Multi-Mode Fiber (MMF) |
Wavelength | 850nm/900nm (BiDi) |
Max Distance | 100m (OM4), 70m (OM3) |
Connector Type | Dual LC |
DOM Support | Yes |
Power Consumption | < 12W |
Hot Swappable | Yes |
Operating Temperature | 0°C to 70°C |
Compliance | IEEE 802.3bs, QSFP-DD MSA, RoHS |
Compatibility | Arista 7060X, 7280R, 7388 and 7800R series switches and other Arista platforms |
Why Choose a Compatible Arista Module
This compatible QSFP-DD module delivers the same 400G performance as the original Arista module, programmed and tested for Arista 7060X, 7280R, 7388 and 7800R series switches at a fraction of the OEM price.
- Programmed and tested for Arista 7060X, 7280R, 7388 and 7800R series switches
- Integrated DOM for real-time monitoring of temperature, voltage and optical power
- Compliant with IEEE 802.3bs and the QSFP-DD MSA for seamless interoperability
- Cost-effective alternative without compromising performance or reliability
High-Value Application Scenarios
AI Training Clusters
400G links move massive training data between GPU servers and leaf switches, while the BiDi design doubles fiber utilization for AI fabrics.
Data Center Interconnects
With 100m reach over multimode fiber, this module links racks and rows within a data center, keeping 400G throughput between distributed sites.
Spine-Leaf Deployments
As a spine or leaf uplink, the 400G BiDi module feeds high-bandwidth aggregation ports from one QSFP-DD slot, simplifying cabling and saving switch ports.
Cloud Data Centers
Cloud operators use 400G QSFP-DD optics to scale out high-bandwidth fabrics, and this compatible module drops into Arista switches without requalification.
Compatibility
This module is compatible with Arista 7060X, 7280R, 7388 and 7800R series switches and other Arista platforms.
FAQ
Is this module compatible with Arista switches?
Yes, this module is fully compatible with Arista switches and is programmed for plug-and-play operation.
What fiber type and distance does it support?
It operates over multimode fiber with dual LC connectors, reaching up to 100m over OM4 fiber and 70m over OM3 fiber.
Which Arista systems does this module support?
This module is programmed and tested for Arista 7060X, 7280R, 7388 and 7800R series switches, and it also works in other Arista platforms that accept QSFP-DD optics.
Does this module support DOM?
Yes, integrated Digital Optical Monitoring (DOM) provides real-time monitoring of temperature, voltage and optical power.
Get a Quote for Your 400G Deployment
🚀 Contact us now for pricing and availability.
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