![Electrical power cable close up. IEC standard color code. Cross-section with cable jacket, wire insulations in brown, blue and yellow-green color with flexible stranded copper wires. Macro photo. Stock Photo | Adobe Electrical power cable close up. IEC standard color code. Cross-section with cable jacket, wire insulations in brown, blue and yellow-green color with flexible stranded copper wires. Macro photo. Stock Photo | Adobe](https://as2.ftcdn.net/v2/jpg/01/33/94/29/1000_F_133942988_mJbYAwxmhVJp8AFjneR3RhGfSaIYFcvs.jpg)
Electrical power cable close up. IEC standard color code. Cross-section with cable jacket, wire insulations in brown, blue and yellow-green color with flexible stranded copper wires. Macro photo. Stock Photo | Adobe
![My thermostat has 4 wires coming from it.Blue, green, red, and white. But my air handler has 5 wires. Where does the brown one go? : r/hvacadvice My thermostat has 4 wires coming from it.Blue, green, red, and white. But my air handler has 5 wires. Where does the brown one go? : r/hvacadvice](https://preview.redd.it/my-thermostat-has-4-wires-coming-from-it-blue-green-red-and-v0-p3gtlcs5hupb1.jpg?auto=webp&s=ca4b8b32cdadf84848b2dde67e6ef33c0f661a5e)
My thermostat has 4 wires coming from it.Blue, green, red, and white. But my air handler has 5 wires. Where does the brown one go? : r/hvacadvice
![Understanding Earth, Neutral and Live Wires. Different Wires Sizes are used for different situation. C… in 2023 | Electrical wiring colours, Color coding, Electrical wiring Understanding Earth, Neutral and Live Wires. Different Wires Sizes are used for different situation. C… in 2023 | Electrical wiring colours, Color coding, Electrical wiring](https://i.pinimg.com/736x/20/ea/70/20ea700f1abeee9b78220f69ca6063e5.jpg)
Understanding Earth, Neutral and Live Wires. Different Wires Sizes are used for different situation. C… in 2023 | Electrical wiring colours, Color coding, Electrical wiring
![electrical - Australia: Which wire is hot / active and which is neutral? - Home Improvement Stack Exchange electrical - Australia: Which wire is hot / active and which is neutral? - Home Improvement Stack Exchange](https://i.stack.imgur.com/F5GrW.jpg)
electrical - Australia: Which wire is hot / active and which is neutral? - Home Improvement Stack Exchange
![Closeup of connections for blue, brown and green/yellow wires, screwed into their terminals, behind the on/off switch for a UK Standard appliance Stock Photo - Alamy Closeup of connections for blue, brown and green/yellow wires, screwed into their terminals, behind the on/off switch for a UK Standard appliance Stock Photo - Alamy](https://c8.alamy.com/comp/TW39J7/closeup-of-connections-for-blue-brown-and-greenyellow-wires-screwed-into-their-terminals-behind-the-onoff-switch-for-a-uk-standard-appliance-TW39J7.jpg)
Closeup of connections for blue, brown and green/yellow wires, screwed into their terminals, behind the on/off switch for a UK Standard appliance Stock Photo - Alamy
![3 pin plug UK type showing copper wires and insulation blue neutral brown live green and yellow earth on blue background Stock Photo - Alamy 3 pin plug UK type showing copper wires and insulation blue neutral brown live green and yellow earth on blue background Stock Photo - Alamy](https://c8.alamy.com/comp/B27HCB/3-pin-plug-uk-type-showing-copper-wires-and-insulation-blue-neutral-B27HCB.jpg)