For outlets or line them up with existing boxes to determine electrical outlet height.
Electrical outlet height from floor.
The standard height for wall outlet boxes is about 12 inches from the top of the floor covering to the bottom of the receptacle box or 16 inches to the top of the box.
The distance is measured from the middle of the electrical box to the floor so if you re using a standard 4 inch box its top can be 17 or 50 inches above the finished floor.
Mark the height from the floor to the center of the boxes usually 48 in.
There is no danger to installing 15 amp outlet receptacles on a 20 amp circuit in fact this is the standard practice but under no circumstances should a 20 amp receptacle be installed on a 15 amp circuit.
Garage electrical outlet location.
In the garage electrical outlets should be 18 or more above floor level.
A common height for a wall outlet is between 12 to 18 inches aff above finish floor.
If you haven t installed the flooring yet be sure to add the thickness to the height measurement.
For switches and 12 in.
If you are setting box heights prior to the installation of the subfloor floor covering or any underlayment be sure to account for this expected height difference.
Some states such as california require this minimum height.
The national electric code doesn t establish a minimum standard outlet height in the basement or in any other part of the house but the rule of thumb followed by most electricians is to place the outlets 16 to 18 inches above the floor.
The national electrical code nec doesn t say much about the proper height of an electrical outlet above the kitchen floor or any floor for that matter.
A 20 amp receptacle is designed to accept the special plug on heavier use appliances and if such an appliance plugs into a 15 amp circuit there is a danger of drawing too much power and.
Add 2x4 blocks to position boxes away from wide window and door trim.
Remodeling and upgrading home electrical wiring when upgrading home electrical wiring or remodeling the actual height can be adjusted so the elevations of the switches and outlets will match other existing outlets and switches.
The average height for outlets is 12 inches from the floor to the center of the outlet box.