The Arista DCS-7050SX-72Q-S switch features 48 x 10GbE (SFP+) & 6 x 40GbE QSFP+ ports. The chassis uses 2x PWR-500AC or DC powers and 4x FAN-7000 to operate. Powers and fans sold separately. AC or DC power and airflow direction options available. Consult with a representative for further information or configuration assistance.