The ProMax opener delivers premium power and reliable performance

*Rugged full-chain and solid steel T-rail for lasting performance
*Contemporary contoured design
*Reliable Performance - fully enclosed, permanently lubricated gear housing for longer life
*Available in 1/2 HP and 1/3 HP models. The 1/2 HP PMX500-IC model includes a lifetime limited warranty on motor and five-year limited warranty on parts for as long as you own your home. The 1/3 HP PMX300-IC model includes a limited five-year warranty on motor and three-year limited warranty on parts for as long as you own your home.