The Electro Air SSCB-7 electronic air cleaner is a commercial ceiling mounted air cleaner. Maintenance on it consists of washing the prefilters as well as the collector cells on a monthly basis. Details of this work are listed on our site in the troubleshooting section. It runs on 120 volts (there is a 220 volt option) and is rated at 712 CFM on high speed. The motor is a 3 speed. Parts for the Electro Air SSCB-7 electrostatic electronic air cleaner are listed below.