The Arista DCS-7500R3-36CQ-LC is a switch line card manufactured by Arista Networks for the 7500R3 Series. It features a modular form factor and provides 36 ports of 100 Gigabit Ethernet via QSFP100 interfaces.

This line card is compatible with the Arista 7500R3 chassis series, supporting high-capacity aggregation or spine roles within data center switching architectures. Each port supports QSFP transceivers capable of various breakout options depending on deployment requirements.

Arista DCS-7500R3-36CQ-LC: 7500R3 Series 36 port 100GbE QSFP100 wirespeed line card.