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Both calculators run independently β€” change the inputs on either side to compare results.

Electrical

Transformer Sizing Calculator

Determine the required KVA rating for a transformer based on connected load, voltage levels, load factor, and future growth. Use this when specifying or replacing a transformer for commercial or industrial installations.

Fill in the required fields to see your result.
Electrical

Solar Panel System Calculator

Estimate how many solar panels you need to cover your home's electricity usage based on your location's sun hours and panel specs. Ideal for planning a residential rooftop solar installation.

Fill in the required fields to see your result.

Key differences

Transformer Sizing CalculatorSolar Panel System Calculator
CategoryElectricalElectrical
Inputs required34
ResultRequired Transformer Rating (kVA)Required Solar Panels (panels)
What it doesDetermine the required KVA rating for a transformer based on connected load, voltage levels, load factor, and future growth. Use this when specifying or replacing a transformer for commercial or industrial installations.Estimate how many solar panels you need to cover your home's electricity usage based on your location's sun hours and panel specs. Ideal for planning a residential rooftop solar installation.