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Power Tools

2 free online tools for power professionals.

Power Calculator

Calculate watts, amps, and volts for single-phase and three-phase supplies. Tally up equipment loads, check breaker requirements, and plan your power distribution.

Cable Gauge Calculator

Select the minimum cable cross-sectional area using BS 7671 or IEC 60364-5-52 current-carrying capacity tables. Applies correction factors for temperature, grouping, and voltage drop.

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