Arista Compatible Transceivers
Arista QDD-800G-2VSR4 Compatible QSFP-DD Transceiver
QDD-800G-2VSR4 Compatible, Arista compatible optical module, 2x 400GBASE-VSR4 QSFP-DD for Arista, 850nm 50m transceiver, Arista 7060X, 7388 and 7800R series switches module, QSFP-DD 800G multimode transceiver
Arista QDD-800G-2VSR4 Compatible QSFP-DD Transceiver
2x 400GBASE-VSR4 QSFP-DD Transceiver Module | Dual MPO-12 APC MMF | 50m DOM Support
Product Overview
The Arista QDD-800G-2VSR4 Compatible QSFP-DD Transceiver is a high-performance 2x 400GBASE-VSR4 module for 800G Ethernet. Using parallel optics over multimode fiber at 850nm, it delivers 800Gbps through dual MPO-12 APC connectors for Arista 7060X, 7388 and 7800R series switches.
With integrated Digital Optical Monitoring (DOM) and full compliance with IEEE 802.3ck and the QSFP-DD MSA, it is tested for error-free operation in Arista 7060X, 7388 and 7800R series switches. It breaks out a single 800G port into 2x 400GBASE-VSR4 links for flexible high-density deployments.
Key Features
- Supports 2x 400GBASE-VSR4 Ethernet
- QSFP-DD hot-pluggable form factor
- Dual MPO-12 APC optical connectors
- Parallel optics transmission
- Up to 50m over OM4 multimode fiber
- 30m reach over OM3 multimode fiber
- Digital Optical Monitoring (DOM) support
- Max power 16W
Technical Specifications

Parameter | Specification |
Model | QDD-800G-2VSR4 Compatible |
Form Factor | QSFP-DD |
Data Rate | 800Gbps (2x 400G) |
Optical Standard | 2x 400GBASE-VSR4 |
Optical Technology | Parallel Optics |
Fiber Type | Multimode Fiber (MMF) |
Wavelength | 850nm |
Max Distance | 50m (OM4), 30m (OM3) |
Connector Type | Dual MPO-12 APC |
DOM Support | Yes |
Power Consumption | Max 16W |
Hot Swappable | Yes |
Operating Temperature | 0°C to 70°C |
Compliance | IEEE 802.3ck, QSFP-DD MSA, RoHS |
Compatibility | Arista 7060X, 7388 and 7800R series switches and other Arista platforms |
Why Choose
The Arista QDD-800G-2VSR4 Compatible QSFP-DD Transceiver delivers the same 800G multimode performance as the original Arista optic at a lower cost, with dual MPO-12 APC connectivity for flexible 2x 400GBASE-VSR4 deployments.
High-Value Application Scenarios
- AI data center interconnects for high-density 800G spine-leaf links
- Breakout deployments with 2x 400GBASE-VSR4 connections from a single 800G port
- Short-reach multimode links up to 50m over OM4 fiber
- High-density 800G deployments in enterprise and campus networks
Compatibility
This module is compatible with Arista 7060X, 7388 and 7800R series switches and other Arista platforms.
FAQ
Is this module compatible with Arista switches?
Yes. It is designed for Arista 7060X, 7388 and 7800R series switches and other Arista platforms with QSFP-DD800 ports.
What fiber and distance does it support?
It uses multimode fiber with dual MPO-12 APC connectors at 850nm, and reaches up to 50m over OM4 fiber and 30m over OM3 fiber.
Does it support breakout to 2x 400GBASE-VSR4?
Yes. The 800G interface breaks out into 2x 400GBASE-VSR4 connections for flexible high-density deployments.
Get a Quote
🚀 Contact us now for pricing and availability.
QDD-800G-2VSR4 Compatible, Arista compatible optical module, 2x 400GBASE-VSR4 QSFP-DD for Arista, 850nm 50m transceiver, Arista 7060X, 7388 and 7800R series switches module, QSFP-DD 800G multimode transceiver

