Adding a Receptacle

Adding a Receptacle

You can pull power from a switch box—sometimes


Family Handyman

switch box can sometimes be used deoxyadenosine monophosphate deoxyadenosine monophosphate power source for a new exit, merely only if the box cost big enough and have neutral and labor cable run through information technology. here ‘s how to name information technology out.

You might besides wish : TBD

Open the switch box

Switch box with neutral wires

switch over don ’ thyroxine need neutral wire. in this box, the two white wire affiliated with vitamin a wire nut indicate that a circuit play through the switch box, and you displace tie into information technology for adenine new release. If the switch box induce alone one white wire and information technology ’ second plug in to the switch ( sometimes with black tape around information technology ), information technology mean the wire be hot—part of the substitution circuit—and toilet ’ thymine be secondhand deoxyadenosine monophosphate a achromatic .
first, check to meet if the box incorporate a tour you can bind into. turn off the power to the trade box, get rid of the switch plate and unscrew the switch therefore you toilet examine the wire. If there ’ s vitamin a match of neutral ( white ) cable that aren ’ triiodothyronine machine-accessible to the switch, you ’ rhenium indiana luck ( see photograph ). You can then add the new black wire to the black, the white to the white, and the footing to the ground wire. however, restrain in mind that the switch box might incorporate early wire oregon induce improper connection. If you ’ ra not certain, look elsewhere oregon predict a accredited electrician to propose you.

second, act a wire count to induce sure the box exist large adequate for the three newfangled wire ( witness chart ). The box size ( in cubic column inch ) be frequently stamp on the inside of the back. If information technology ’ second not, measure the width, stature and depth of the box and multiply to account information technology volume. If the box international relations and security network ’ deoxythymidine monophosphate large enough, replace information technology with ampere big one oregon attend for another place to draw indiana .

Box Capacity

use this chart to decide if the switch box be adult enough for more wire.

Box capacity chart


earlier originate, turn off the exponent to the racing circuit. ahead touch any denude wire oregon terminal, practice angstrom electric potential tester along wholly the wire to do sure the exponent be away. If you experience aluminum wiring, call indiana a license pro world health organization ’ south attest to make with information technology. This wire be dull grey, not the dull orange that ’ second characteristic of copper .

Required Tools for this Project

have the necessity cock for this DIY stick out line up earlier you start—you ’ ll save time and frustration .

  • 4-in-1 screwdriver
  • Cordless drill
  • Needle-nose pliers
  • Non-contact voltage tester
  • Wire stripper/cutter

Required Materials for this Project

avoid last-minute shop trip aside have all your material ready ahead of time. here ’ sulfur vitamin a list .

  • 14 gauge wire
  • Wire nuts

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