Power Converter

Free Online Power Converter

This tool supports conversion between common power units including watt, kilowatt, megawatt, gigawatt, horsepower, and BTU/h. Enter a value in any unit to see results in all other units in real time. All data is processed locally in your browser — nothing is uploaded to any server, fully protecting your privacy.

Features

• Supports 6 common power unit conversions
• Covers metric and imperial units
• All units displayed simultaneously with real-time sync
• Automatic scientific notation for very large or small values
• One-click copy of conversion results
• Pure frontend offline processing, protects user privacy

Common Conversion Formulas

• 1 kW = 1000 W
• 1 MW = 1000000 W
• 1 hp = 745.7 W
• 1 BTU/h ≈ 0.293 W
• 1 GW = 1000 MW

Common Reference Values

• 1 horsepower ≈ 745.7 watts
• 1 kilowatt = 1000 watts
• 1 megawatt = 1000 kilowatts
• Home AC ≈ 1-3 kW

How to Use

1. 1Click on any unit card's input field
2. 2Enter a value, other units update in real time
3. 3Click the copy button to copy conversion results