What Is a Receptacle?
A receptacle is a wiring device that provides contact points for a plug and connects an electrical appliance to a branch circuit. The device may include grounding, tamper resistance, weather resistance, or ground-fault protection. Receptacles come in designs suited to indoor rooms, outdoor locations, appliances, and specialized electrical loads.
Quick Facts About Receptacle
Category
Wiring device
Used for
Connecting plug-in equipment
Common confusion
Often called an outlet
Also called
Electrical outlet, Outlet
Often discussed with
Electrical Outlet Installation, GFCI Outlet Installation
Key Takeaways About Receptacle
- A receptacle is the device that receives an electrical plug.
- Ratings match the location, circuit, and connected equipment.
- A receptacle is not the same as an electrical box.
How Receptacle Works

A receptacle uses spring contacts inside its housing to grip a plug's blades. The contacts connect the appliance to the circuit's energized conductor and neutral conductor. A grounding contact provides a path for fault current when the receptacle and circuit include grounding.
Related glossary terms: Tamper-resistant receptacle, Electrical box, Ground fault.
Receptacle selection depends on the circuit, location, and equipment being connected. An electrical box holds the device and protects the wiring connections. A GFCI receptacle adds protection by interrupting power when it detects an imbalance between outgoing and returning current. Outdoor models also need protection from moisture and physical exposure.

From the Earth Electric team
When we install a receptacle, we check the box, conductor connections, grounding path, and device rating together. Our team also checks whether the location calls for GFCI protection, tamper resistance, or weather-resistant construction. We test the finished installation to confirm secure connections and correct operation.
Receptacle in Practice: A Real-World Example
A homeowner requests an electrical outlet installation beside a kitchen counter for a small appliance. The electrician checks the existing circuit, selects a receptacle suited to the location, and verifies the connections after installation.
Related Terms
Tamper-resistant receptacle
A tamper-resistant receptacle is an electrical outlet with internal shutters that block access to the energized…
Electrical box
An electrical box is an enclosure that holds wire connections, switches, receptacles, or light fixture connections…
Ground fault
A ground fault is an unintended electrical connection between an energized conductor and a grounded surface…
Pigtail
A pigtail is a short length of electrical wire that joins multiple conductors to a terminal…
Earth Electric
Have Questions About Receptacle?
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