While it s best to check the manual for specifics generally a single garage door opener needs only 15 amps while up 2 or 3 will need 20 amps.
How many amps is a garage door opener.
Can garage door opener circuit continue to do other things.
I would like to know how many amps a single genie 2 car garage opener draws.
Uses less than a watt while standing by waiting for the signal to open.
Most garage door openers use from 350 to 600 watts with the average at about 500 watts.
Different motors on the market and their horsepower.
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Openers at this level don t have a long life.
Uses 445 watts while opening or closing the door including the 108 watts used to power the light bulbs.
A 20 amp circuit is installed however i am thinking it would draw 750w max for 1 hp and i think the opener is 1 2 hp actually.
It depends on the voltage of the motor and whether it is single phase or 3 phase.
This is the most affordable option with the least amount of power and it typically doesn t last as long as the others.
So 500 watts 120 volts 4 17 amps.
The door can be heavy but usually uses counterweights or springs so that the motor isn t lifting a 300 lbs.
The horsepower needed for your garage door opener is dependent on whether or not you want a long lasting opener verses replacing it every few cycles or the size of the door.
At 500 watts the power needed is just over 4 amps.
Door from a dead stop.
I already have it connected to the garage attic fan.
For example if you would like to lift a double garage door one might suggest using a 1 2 horsepower because the door is heavier and larger.
Since amps x volts watts then watts volts amps.