Built in 3 position speed controller
12ft cord
MODEL: 951012
VOLTAGE: 120V 60HZ
AIR VOLUME: 2320 /1755/1432CFM
STATIC PRESSURE: 1.80/1.60/1.50''/W
AMPERE: 4.66/417/4.11A
INPUT POWER: 550/460/415W
REVOLUTION: 1,680/1,250/950RPM
This fan has a 12" and 14" flange so it wiill work on both a 12" and 14" carbon filter or 12" or 14" Ducting. Built in Speed Controller