TecniCalc

Engineering calculators - find the unknown automatically

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Power (P = V x I)

Calculate electrical power from V and I, or using R combined with V or I.

Voltage V (volts) Resistance R (ohms) Current I (amperes) Power P (watts)

© 2025 Tecnicalc. Calculadoras para Engenharia.

Desenvolvido por Eduardo Gomes Nascimento

Estudante Técnico em Eletrônica - Fundação Liberato | Portão, RS

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Apoie o projeto

Se o TecniCalc te ajuda, uma contribuição via Pix mantém o projeto ativo e evoluindo.

Chave pronta para cópia.

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Plan

Confirmation

Pix QR

Pix confirmations can take a few minutes on Mercado Pago.