Voltage Drop Calculator
Calculate voltage drop percentage, terminal receiving voltage, conductor impedance, power loss, and maximum distance for DC, 1-Phase, and 3-Phase AC circuits.
Calculate voltage drop, cable sizes, load demands, solar PV capacity, and battery backups.
Calculate voltage drop percentage, terminal receiving voltage, conductor impedance, power loss, and maximum distance for DC, 1-Phase, and 3-Phase AC circuits.
Determine the minimum required cable conductor size (mm² / AWG) based on load current, installation method, deratings, and voltage drop limits.
Calculate connected load and estimated maximum demand currents for residential and commercial circuits.
Estimate energy consumption in kWh and monthly electricity costs for home or office appliances.
Calculate required commercial UPS capacity (VA/kVA), battery bank Ah rating, series-parallel string wiring, and generator pairing ratios.
Estimate required solar PV system capacity, panel counts, and roof space based on monthly bills or kWh consumption.
Calculate battery backup runtime hours or required Ah capacity for a given electrical load.
Convert power ratings between Kilowatts (kW) and Horsepower (HP) using electrical, mechanical, or metric standards.
Calculate primary/secondary currents, turns ratio, and coil windings for single and three-phase transformers.
Calculate the required number of LED bulbs and layout spacing based on room dimensions and Lux targets.