Belt drive openers are pretty much identical to chain drive garage door openers with one main difference.
Chain vs belt drive garage door.
The chain drive garage door opener was the standard for many decades before belt and screw drive mechanisms were introduced.
Other installation features are similar to that of belts the chain is joined with an adjustable clip and driven by a sprocket on top of the motor.
You guessed it they utilize a belt instead of a chain.
The chains used on residential garage door openers typically have higher tensile strength and greater lifting capacity than belts.
And it s still the most popular type of drive mechanism for garage door openers.
The rubber belt is used to slide the trolley when the door is triggered to open or close the door.
These openers have the same mechanism as that used on chain drives except for the substitution of a quieter belt for the chain.
It uses a chain running assembly unit attached to tension springs that lift the garage door up and down.
The low vibration belt is made from polyurethane steel.
The noise from the chain drive which is made from the gearing motor and metal to metal contact leaves this type of opener at a disadvantage.
When comparing the chain drive garage door opener and the belt drive system you will notice that the belt drive is much quieter.
0 35 hp for doors up to 350 lbs.
Belt drive garage openers use a rubber belt to open the garage door.
They also may last longer in certain applications.
Like a chain drive the belt drive operates by moving the rubber belt.