If the garage is the main entrance to your home or you have a one piece door or a heavy oversized garage door you ll probably need one with the lifting power of a 3 4 to 1 1 4 horsepower opener.
Garage door opener size hp.
If you have a sectional double car garage door a 1 2 horsepower motor should be sufficient but a higher power model will operate with less effort and less wear and tear on the motor.
Most garage door openers use from 350 to 600 watts with the average at about 500 watts.
It is the second cheapest of the three with medium power.
Carrying the chamberlain name the c205 gives you the equivalent lifting power of a horsepower.
Garage door size and frequency of use.
The average garage door is around 8 x10 in size.
Average weight double doors and heavier single doors work well with 1 2 horsepower openers.
Two car garages or one car garages with insulated or wooden doors need at least a 3 4 horsepower garage door opener.
While it s the most expensive option it s also long lasting and durable with the maximum amount of power.
Garages with carriage doors should opt for 1 hp garage door openers or higher.
These doors don t need too much power to open so you can buy a garage door opener that s around 1 3 horsepower as this will be more than enough to lift it.
At 500 watts the power needed is just over 4 amps.
1 2 horsepower garage door openers work well with standard aluminum doors in a residential garage.
One car garages with steel doors only need a 1 2 horsepower garage door opener.
Garage door openers and horsepower.
When it comes down to the drive system chain belt screw we almost always recommend the chain drive models because of their historic reliability and ease of adjustment if needed.
Most garage door openers come in a range of 1 3 horsepower to 1 horsepower.
It is the cheapest of the three and least power.
How much horsepower does a garage door opener need.
Look for horsepower hp ratings to compare the lifting power between garage door opener models.
Since amps x volts watts then watts volts amps.
A 1 3 horsepower opener can handle most doors 10 feet wide by 8 feet tall made of lightweight material such as uninsulated steel.
These and oversized doors over 14 feet in width require a 3 4 hp opener in order for the component to function long term.
This size opener is the most popular out of the three and is recommended for single or double garage doors with average weight ex.
The overwhelming majority of garage door openers we install are 1 2hp and in almost every instance we use those powered by dc motors to insure quiet performance.
That doesn t sound like much but used in combination with a heavy duty chain drive system it s enough to lift your standard 7 foot garage door.
Again this opener will only be efficient when the door is properly balanced and an opener with more horsepower will last longer.
Oversized large and heavy doors will need an opener with horsepower ex.
When it comes to garage door openers you ll find that the power they have to open the door is measured in horsepower.
So 500 watts 120 volts 4 17 amps.