Liftmaster does have weight ratings for their garage doors that we can use as a guideline.
Garage door hp requirements.
Garages with carriage doors should opt for 1 hp garage door openers or higher.
A single car garage door can generally operate on 1 3 horsepower.
While it s the most expensive option it s also long lasting and durable with the maximum amount of power.
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.
How much horsepower does a garage door opener need.
However a slightly higher hp will mean usually result in less strain on the opener.
Heavier or one piece doors may require higher horsepower openers.
This type of horsepower is often used for single garage doors that are not heavy ex.
Can technically lift any garage door as long as the garage door is balanced properly and the weight is evenly distributed but is not always recommended because the long term benefit isn t high.
2 4 to 3 7 m wide range.
On homes with dual vehicle sectional door garage units 1 2 hp will usually provide sufficient power for regular opening and closing functions.
Garage door openers are designed to replace the human force to open and close a garage door and if your garage door is properly balanced then it should only be lifting 8 10 pounds.
Use a hp motor for doors measuring over 14 ft.
Read our garage door buying guide to learn about different types of garage doors.
Therefore the door must be well balanced at all times in order to maintain its dead weight at 8 to 10 lb.
Look for an opener that has the horsepower necessary for your garage door size based on size and weight.
3 5 to 4 5 kg.
A hp motor certainly enough for doors in the 8 ft.
These and oversized doors over 14 feet in width require a 3 4 hp opener in order for the component to function long term.
Keep in mind that an electric garage door opener is only meant to work as a substitute for human strength.
Garage door openers typically range from 1 3 to over 1 horsepower.
An opener with at least 1 2 horsepower is common for residential use.