How to Wire a 12-Volt Outlet?

Answer Almost all cars and boats run on a 12-volt electrical system. This requires any accessories -- such as GPS units, satellite radio, cell phone chargers and interior lighting -- to also work with thi... Read More »

Top Q&A For: How to Wire a 12-Volt Outlet

How to Wire an Extra 12 Volt Outlet in a Car?

Adding an extra 12 volt outlet really comes in handy when you want to plug in that charger and the other outlet is being used. Wiring the outlet is simply a matter of connecting a positive and nega... Read More »

How do you wire a 4-prong 240 Volt outlet to power a 3-prong 240 Volt dryer?

Answer for USA, Canada and countries using similar 60Hz mains supplies (LIFE SAFETY WARNING! [disclaimer] Electricity is dangerous! You can be injured or killed! Improper installations can cau... Read More »

How to Wire a 220-Volt Electrical Breaker Outlet?

In North America, small household appliances are designed to run at a voltage of 110 volts. Large ones, though, like stoves and water heaters, are designed to run at 220V because the current they w... Read More »

Can a macbook pro that usually charges on a 110 volt outlet be charged in a 220 volt outlet in another country?

Yes, and from what I have read, you don't need the adapter kit because the plugs in the Philippines are the same size as those in the US. If you look closely at your charger it is rated for 110-22... Read More »