How many kW is 2451 HP?

2451 mechanical horsepower = 1,827.71 kW. The exact factor is 1 HP = 0.7457 kW.

What is 2451 HP in PS (metric horsepower)?

2451 HP = 2,484.99 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.

Multiply HP by 0.746 for a close approximation: 2451 × 0.746 = 1,828.45 kW. The exact answer is 1,827.71 kW.

2451 HP is industrial, marine, or power-generation scale — cargo ships, locomotives, and utility turbines.

2,451 HP equals 1,827.71 kW.

Formula: HP × 0.7457 = kW

2,451 HP =

1,827.71kW

Metric HP (PS)

2,484.99 PS

Watts

1,827,710.7 W

2451 HP is industrial, marine, or heavy-machinery scale — ship engines, generators, and power plant turbines operate in this range.

Computed to 3 decimal places using factor 0.7457. For engineering or safety-critical uses verify against a calibrated reference.

Reference table

horsepower (HP)	kilowatts (kW)	Metric HP (PS)	Watts
2,421 HP	1,805.34 kW	2,454.57 PS	1,805,339.7 W
2,426 HP	1,809.07 kW	2,459.64 PS	1,809,068.2 W
2,431 HP	1,812.8 kW	2,464.71 PS	1,812,796.7 W
2,436 HP	1,816.53 kW	2,469.78 PS	1,816,525.2 W
2,441 HP	1,820.25 kW	2,474.85 PS	1,820,253.7 W
2,446 HP	1,823.98 kW	2,479.92 PS	1,823,982.2 W
2,451 HP	1,827.71 kW	2,484.99 PS	1,827,710.7 W
2,456 HP	1,831.44 kW	2,490.06 PS	1,831,439.2 W
2,461 HP	1,835.17 kW	2,495.13 PS	1,835,167.7 W
2,466 HP	1,838.9 kW	2,500.2 PS	1,838,896.2 W
2,471 HP	1,842.62 kW	2,505.27 PS	1,842,624.7 W
2,476 HP	1,846.35 kW	2,510.34 PS	1,846,353.2 W
2,481 HP	1,850.08 kW	2,515.41 PS	1,850,081.7 W

By use case

Economy car

city / commuter

Sport car

hot hatch / sports sedan

Supercar

flagship performance

Hypercar

extreme performance

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FAQ

How many kW is 2451 HP?: 2451 mechanical horsepower = 1,827.71 kW. The exact factor is 1 HP = 0.7457 kW.
What is 2451 HP in PS (metric horsepower)?: 2451 HP = 2,484.99 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.
How do I convert 2451 HP to kW without a calculator?: Multiply HP by 0.746 for a close approximation: 2451 × 0.746 = 1,828.45 kW. The exact answer is 1,827.71 kW.
What kind of engine has 2451 HP?: 2451 HP is industrial, marine, or power-generation scale — cargo ships, locomotives, and utility turbines.

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