Conduit Fill Percentage Calculator
Packed in too tightly, wires is hard to pull, will trap heat, and can nick insulation during installation. Before pulling wire, check how many conductors … Read More
JSCalc
Wire Temperature Rise Calculator – Conductor Heating, Insulation Margin and Fusing Current
You may have noticed your wire nuts are warm when touched. Is that hot? What’s considered hot? Well, ampacity tables is binary… They provide a … Read More
Speaker Wire Gauge Calculator: Find the Right AWG by Run Length and Impedance
Selecting speaker wire should be easy, but the thick cables you see on the racks at the electronics store cost more and are said to … Read More
Wire Ampacity Calculator: Derated Ampacity and Continuous Load by AWG
Ever wonder how much current you can push through your wiring? All electricians, and some serious do-it-yourselfers, has asked themselves that question at one time … Read More
Wire Resistance Calculator: Conductor Ohms, Voltage Drop and Power Loss
When every hobbyist or electrician reaches this point they meet theory and reality. Yes, you have read Ohm’s law. Yes, you realize that wire has … Read More
AWG to Cross-Section Area Converter
The wire jacket will give you some idea of your electrical system, but only if you’re willing to read beyond printed gauge number. Because the … Read More
AWG to Diameter Converter
What is the difference between a thinner and thicker wire? Does a bigger number on the wire gauge mean a thicker or thinner wire? Well … Read More
Wire Gauge From Current Calculator: Pick the Right AWG for Any Amp Load
Cutting corners here can result in burned insulation, which you don’t ever want to do again. However, selecting the correct wire are more important than … Read More
Transformer VA Rating Calculator
There you are, standing in the garage with your box of old LED strips and your shiny new power supply which won’t come on. According … Read More
Transformer Secondary Voltage Calculator
What will the secondary actualy deliver when it has a rectifier and a load connected? That’s the practical question that’s answered by the transformer secondary … Read More