from this brand
DC Secondary Fan, (1) 4.7in Fan, 73cfm total, 33dB, Input Connection (requires master fan)
- MODEL FEATURES
- All models feature a single 4.7 in. diameter fan with guard (73 cfm, 33 dB) in 4.7 in. square housing that mounts to rack vents.
- No. FDC1-KITT:
- ORIGINAL STAND-ALONE FAN includes a variable-speed thermostat probe on back of housing to automatically activate the fan when ambient temperature hits a pre-set point (adjustable).
- UL Listed power supply (100-240 VAC, 500mA) with 4 plug adaptors.