Get precise measurements for bending pipe around any obstacle.
Instantly check if your wires will fit safely in a specific pipe size.
Ensure your junction boxes aren't over-filled and meet code.
Max distance, voltage drop, and heat limits for Cat5e, Cat6, and PoE cable runs.
Find the exact wire gauge you need for your specific electrical load.
Find the real-world power limit of your wire in hot or crowded conditions.
Prevent equipment failure by calculating power loss over long distances.
Determine the correct ground wire size for any service or circuit.
Properly size a new electrical service for a house or building.
Select the ideal kVA capacity and protection for any equipment load.
Design a code-compliant lighting plan with precise fixture spacing.
Solve for Volts, Amps, Watts, or Ohms using fundamental electrical theory.
Add feet, inches, and fractions together for fast on-site construction math.
Size conductors, breakers, and overload protection for safe motor operation.
Select the correct overcurrent protection to keep your circuits and equipment safe.
Search the National Electrical Code by keyword or phrase.