About this tool

WattsCalc is a free conduit bending calculator for electricians and apprentices. Enter the size and height and it works out offsets, 90° stub-ups and 3- or 4-point saddles, including shrink and take-up for 1/2-inch, 3/4-inch and 1-inch EMT. The site also has an offset reference table, a conduit bending cheat sheet, a conduit shrink chart and a conduit fill calculator. Free to use in the browser.