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Spares and Accessories

Part Number Description

Spare Installation media for IDP75, IDP250, IDP800

Spare Installation media for IDP8200

74GB Hard Disk

XFP long range fiber Transceiver

XFP short range fiber Transceiver

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April 16, 2026
Arista_DCS-7800R3AK-36DM-LC_Terabit_Systems

We now have the Arista DCS-7800R3AK-36DM-LC in stock, a high density 400G line card designed for the Arista 7800R3 modular switch platform, purpose built for CSP, ISP, hyperscaler, and CDN networks.

This line card is optimized for 400G spine, core, and...