Calculate voltage drop by load in VA, kW, or Amps for single or three-phase systems quickly and accurately with this easy-to-use calculator.

Calculate voltage drop in mixed copper and aluminum feeder and branch circuits quickly and accurately with this easy-to-use voltage drop calculator.

Calculate voltage drop accurately with adjustable power factor settings. Ideal for variable PF scenarios to optimize electrical system performance.

Calculate voltage drop with ambient temperature correction per NEC standards for accurate electrical system design and safety compliance.

Calculate voltage drop for underground conductors per NEC standards quickly and accurately to ensure efficient and safe electrical installations.