Power Converter

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Power Converter Guide: Convert Watts, kW, HP & BTU (Free Calculator)

Power Converter: Complete Guide & Free Calculator

Convert Watts, Kilowatts, Horsepower, BTUs & Megawatts Instantly

What is a Power Converter?

A power converter helps translate energy measurements between units like:

  • Watts (W)
  • Kilowatts (kW)
  • Horsepower (HP)
  • BTUs per hour (BTU/hr)
  • Megawatts (MW)
Try Power Converter Tool

Why Power Conversion Matters

  • Global Standards: Convert between US (HP) and EU (kW) measurements
  • Energy Efficiency: Compare appliance power consumption
  • Cost Savings: Estimate electricity bills accurately
  • Renewable Energy: Calculate solar panel output conversions

Power Conversion Formulas

1. Watts to Kilowatts

1 kW = 1,000 W
Example: 5,000 W = 5 kW

2. Kilowatts to Horsepower

1 HP ≈ 0.7457 kW
Example: 10 kW ≈ 13.41 HP

3. BTUs to Watts

1 BTU/hr ≈ 0.293 W
Example: 5,000 BTU/hr ≈ 1,465 W

4. Megawatts to Kilowatts

1 MW = 1,000 kW

Top 5 Power Converter FAQs

How many watts are in 1 horsepower?

1 HP equals 745.7 watts (0.7457 kW)

How to convert BTU to kW?

Multiply BTU/hr by 0.000293

Difference between kW and kWh?

kW = Power rating | kWh = Energy consumption over time

Why use BTUs for AC units?

Measures heat removal capacity (1 BTU ≈ heat to cool 1 lb water by 1°F)

Convert motor power from watts to HP?

Divide watts by 745.7 (e.g., 2,000 W ≈ 2.68 HP)

Applications of Power Conversion

  • Solar Energy: Convert solar panel kW output to appliance watts
  • Automotive: Compare electric (kW) vs combustion (HP) engines
  • Industrial: Calculate machinery energy use in megawatts
  • HVAC Systems: Convert BTU ratings to watts for energy audits
Instant Power Calculator

Conclusion

Master power conversions to optimize energy efficiency and reduce costs. Use our free Power Converter Tool for instant calculations between watts, kW, HP, and BTUs.