LIFTMASTER model BUSINESS commercial catalog is a 1/2hp drive. It is part of the commercial opener. This garage door opener has an ac motor on 110vac. A battery backup is . The remotes are on MyQ. The rail is style is .
The warranty on the BUSINESS garage door opener is 2 years on the motor and 2 years on the remaining opener parts from LIFTMASTER.
The model BUSINESS is still available.
LIFTMASTER model BUSINESS commercial catalog brochure in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
liftmaster_business_l5_brochure_14.pdf
(3.56 MB in English) This requires Acrobat 10 or higher