Perform electrical calculations for contractors, designers, and electricians. Calculate load, voltage drop, conduit fill, and panel sizing. Verify compliance with NEC® codes from 1996 to 2023. Store and retrieve past calculations.
by Calculated Industries, Inc.★ 4.9357 ratingsUtilitiesFreeData updated 2026-09-08
Handles large integers and decimal numbers. Perform high-precision addition, subtraction, multiplication, and division. Save and recall previous calculations. Convert between formats.
Convert numbers between bases 2 to 20. Perform arithmetic operations in different bases. Display results in decimal, binary, and hexadecimal formats. Adjust number system settings for custom calculations. Export calculation history for review.