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what is the black wire on a light switch

How to Wire a Light Switch — Steps for Both Single-Pole and 3-Way Switches
How to Wire a Light Switch — Steps for Both Single-Pole and 3-Way Switches

How to Wire a Light Switch | HGTV
How to Wire a Light Switch | HGTV

Replacing switch: three black wires??? - DoItYourself.com Community Forums
Replacing switch: three black wires??? - DoItYourself.com Community Forums

What's the purpose of this looped black wire on my single pole switch?  Trying to install a in wall timer switch that requires 3 wires :  r/askanelectrician
What's the purpose of this looped black wire on my single pole switch? Trying to install a in wall timer switch that requires 3 wires : r/askanelectrician

wiring - Converting switched outlet with 2 black and 1 red for a smart  switch - Home Improvement Stack Exchange
wiring - Converting switched outlet with 2 black and 1 red for a smart switch - Home Improvement Stack Exchange

Identifying Wires on Your Old Switch – Brilliant Support
Identifying Wires on Your Old Switch – Brilliant Support

3 Way Switch Installation - YouTube
3 Way Switch Installation - YouTube

lighting - How to convert Light Switch from 2 red, 2 black, and ground to 1  traveler, 1 neutral, and a ground? - Home Improvement Stack Exchange
lighting - How to convert Light Switch from 2 red, 2 black, and ground to 1 traveler, 1 neutral, and a ground? - Home Improvement Stack Exchange

Wiring a light switch? Here's how.
Wiring a light switch? Here's how.

Wyze Switch: neutral wire question - Power & Lighting - Wyze Forum
Wyze Switch: neutral wire question - Power & Lighting - Wyze Forum

Did we have a 3 way light switch? - Handyman WIRE - Handyman USA
Did we have a 3 way light switch? - Handyman WIRE - Handyman USA

How to Replace a Light Switch - dummies
How to Replace a Light Switch - dummies

How to Wire a Light Switch — Steps for Both Single-Pole and 3-Way Switches
How to Wire a Light Switch — Steps for Both Single-Pole and 3-Way Switches

Two black wires one red wire : r/askanelectrician
Two black wires one red wire : r/askanelectrician

wiring - In a light switch, how can I tell if the black wire is really hot  and the white wire is really neutral? - Home Improvement Stack Exchange
wiring - In a light switch, how can I tell if the black wire is really hot and the white wire is really neutral? - Home Improvement Stack Exchange

Electrical Basics - Wiring A Basic Single-Pole Light Switch - Addicted 2  Decorating®
Electrical Basics - Wiring A Basic Single-Pole Light Switch - Addicted 2 Decorating®

Light switch short when switched up and is on when down. 2 black 1 red wire  : r/electricians
Light switch short when switched up and is on when down. 2 black 1 red wire : r/electricians

How to Replace a Light Switch - dummies
How to Replace a Light Switch - dummies

Single Pole Dimmer Switch Confusion | DIY Home Improvement Forum
Single Pole Dimmer Switch Confusion | DIY Home Improvement Forum

electrical - Changing old light switch 2 black wires and 1 red - Home  Improvement Stack Exchange
electrical - Changing old light switch 2 black wires and 1 red - Home Improvement Stack Exchange

Three-Way Switch Wiring | How to Wire 3-Way Switches | HomeTips
Three-Way Switch Wiring | How to Wire 3-Way Switches | HomeTips

electrical - How do I connect a light to a switch when the light receives  power first? - Home Improvement Stack Exchange
electrical - How do I connect a light to a switch when the light receives power first? - Home Improvement Stack Exchange

Installing GE Aux Switch (2 red, 1 black wires) - Devices & Integrations -  SmartThings Community
Installing GE Aux Switch (2 red, 1 black wires) - Devices & Integrations - SmartThings Community

3-Way Switch Wiring: A Step-by-Step Guide - Bob Vila
3-Way Switch Wiring: A Step-by-Step Guide - Bob Vila

3 way switch setup - Wiring Discussion - Inovelli Community
3 way switch setup - Wiring Discussion - Inovelli Community

When wiring a three way light switch, load or line wite - Connected Things  - SmartThings Community
When wiring a three way light switch, load or line wite - Connected Things - SmartThings Community