Appliance energy cost estimator
Cost = Watts × hrs/day × days × $/kWh / 1000.
About this tool
Appliance energy cost estimator is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Electrical & Electronics. Browse more Electrical & Electronics tools.