The calculators provided on this website are intended for information purposes
only and are covered by the terms and conditions towards the use of this website.

Ohms Law

  • Enter any TWO of the following values, then press the CALCULATE button

Ohms Law: E = IR

Power: P = IE


E = voltage (measured in volts)
I = current (measured in amperes)
R = resistance (measured in ohm-cm)
P = power (measured in watts)


Call toll free: 1 (844) 689 3282

Our industry-leading Sales, Technical Support, and Service teams are ready to take you from product selection to initial set-up and continue to provide dedicated support throughout the product lifecycle.