Supermicro FAN-0085L4 1U 40x40x56mm (4-pin) 13.3K RPM
Easy installation and excellent cooling
Fully tested, and validated by Supermicro
Compatible with Chassis CSE-808BTS Series
1U, 40x40x56mm, (4-pin) 13.3K RPM PWM Fan, SC816's / 819's / 808's Chassis, PB Free