kW to HP Converter: Kilowatts to Horsepower Online
Convert power in kilowatts (kW) to mechanical or metric horsepower (hp).
Privacy First: 100% Client-Side Processing
Processed in your browser. Files are never uploaded.
How to Use the kW to HP Converter: Kilowatts to Horsepower Online
- 1Enter power in kilowatts (kW).
- 2Select horsepower type (mechanical, metric, electrical).
- 3View horsepower rating immediately.
- 4Copy the converted power value.
Formula & How It Works
Kilowatts to Horsepower Formula
Mechanical HP = kW * 1.34102209. Metric HP (PS) = kW * 1.3596216.
Worked Examples
Electric Vehicle Motor
Input: 150 kW (mechanical)
Explanation: 150 * 1.34102209 = 201.1533 hp.
European Car Rating
Input: 200 kW (metric PS)
Explanation: 200 * 1.3596216 = 271.9243 PS.
Industrial Electric Motor
Input: 7.5 kW (electrical)
Explanation: 7.5 * 1.34048 = 10.0536 hp.
Frequently Asked Questions
How many horsepower in 1 kW?▼
1 kW equals approximately 1.341022 mechanical horsepower (or 1.359622 metric horsepower).
How do you convert 100 kW to hp?▼
100 * 1.341022 = 134.10 mechanical horsepower.
What is the difference between HP and PS?▼
HP is mechanical horsepower (745.7 watts), while PS (Pferdestärke) is metric horsepower (735.5 watts, ~1.4% difference).
What is electrical horsepower?▼
Electrical horsepower is defined as exactly 746 watts (used for electric motors in the US).
What is the formula for kW to hp?▼
HP = kW * 1.34102209.
Is this calculation private?▼
Yes, all math is calculated in your browser memory without uploading data.
Quick Reference & Conversion Table
| Kilowatts (kW) | Mechanical HP (US/UK) | Metric HP (PS/CV) |
|---|---|---|
| 1 kW | 1.34 hp | 1.36 PS |
| 50 kW | 67.05 hp | 67.98 PS |
| 100 kW | 134.10 hp | 135.96 PS |
| 150 kW | 201.15 hp | 203.94 PS |
| 300 kW | 402.31 hp | 407.89 PS |
⚠️ Common Pitfalls to Avoid
- •Confusing mechanical imperial horsepower with European metric horsepower (PS/DIN).
- •Applying combustion engine ratings directly to continuous electric duty.
💡 Practical Real-World Uses
- •Evaluating electric vehicle (EV) motor specifications.
- •Specifying industrial pump and compressor motor sizes.
- •Translating international sports car power figures.
Related Online Tools
Explore complementary calculators and converters with instant client-side execution
Watts to Amps Calculator: Convert W to A Online
Calculate electric current in amps from power in watts and voltage.
MPG Calculator: Miles Per Gallon & Trip Fuel Cost
Calculate miles per gallon (MPG), L/100km, and fuel trip costs.
kph to mph Converter: Kilometers to Miles Per Hour
Convert kilometers per hour (km/h) to miles per hour (mph).
Speed Distance Time Calculator: Solve for S, D, or T
Calculate travel speed, distance, or elapsed time with unit options.
Kg to Lbs Converter – Kilograms to Pounds
Convert kilograms to pounds with the international avoirdupois standard factor of 2.2046226218 lbs per kg.
Lbs to Kg Converter – Pounds to Kilograms
Convert pounds to kilograms using the legally defined international factor of 0.45359237 kg per pound.
Explore Other Tool Categories
Browse our full collection of 50 free web utilities
Math & Education
Percentage changes, fractions, square roots, geometry & statistics.
Date & Time
Calendar arithmetic, business day intervals, stopwatch & multi-counter.
Home & Construction
Paint coverage, pool volume, topsoil, roof pitch, square footage & materials.
Finance
Discount savings, markup, profit margins, CD returns & overtime pay.