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Power converter

terawatt to mechanical horsepower

Convert terawatt (TW) to mechanical horsepower (hp). Use an editable power converter, conversion formula, and reference table.

1,341,022,090

1 TW = 1,341,022,090 hp

Calculated in your browser

Conversion formula

hp = TW × 1,341,022,090

One terawatt equals 1,341,022,090 mechanical horsepower. Multiply your value in terawatt by this factor to get mechanical horsepower. For the reverse conversion, divide by the same factor.

Worked example

To convert 5 terawatt:
5 × 1,341,022,090 = 6,705,110,448 hp

Conversion table

terawatt (TW)mechanical horsepower (hp)
0.0113,410,220.9
0.1134,102,209
11,341,022,090
22,682,044,179
56,705,110,448
1013,410,220,900
2533,525,552,240
5067,051,104,480
100134,102,209,000
10001.34102209e+12

About these measurements

Power is the rate of energy transfer.

The base reference used here is the watt. One terawatt is 1e+12 base units; one mechanical horsepower is 745.6998716 base units.

Important distinctions

Mechanical horsepower and metric horsepower are distinct units.

Precision

The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.

Common questions

How do I convert TW to hp?

Multiply the quantity in TW by 1,341,022,090. You can also type the value into the converter above.

Can I reverse the conversion?

Yes. Use the swap button or open the mechanical horsepower to terawatt converter.

Reference

NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.

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