# HP to KW

Convert horsepower to kilowatts with configurable decimal precision

> Canonical page: https://elysiatools.com/en/tools/hp-to-kw

- **Category:** Math & Numbers

- **Keywords:** horsepower, hp, kw, kilowatt, power, conversion

## Overview

Enter horsepower and convert with 1 hp = 0.745699871582 kW.

## Inputs

- **Horsepower** (number): e.g. 100
- **Decimal Precision** (number)

## When to use

- When comparing engine specifications across international standards that use different power units.
- When calculating electrical load requirements for industrial motors rated in horsepower.
- When drafting technical datasheets or user manuals that require precise power conversions.

## How it works

- Enter the horsepower value you want to convert into the input field.
- Specify the desired decimal precision between 0 and 10 places.
- The tool multiplies the horsepower by 0.745699871582 and outputs the result in JSON format.

## Use cases

- Converting vehicle engine horsepower to kilowatts for official registration documents.
- Translating industrial pump motor ratings from HP to kW for electrical panel sizing.
- Standardizing power metrics in academic physics reports and engineering documentation.

## Frequently asked questions

### What conversion factor is used for HP to kW?

The tool uses the standard conversion factor of 1 horsepower = 0.745699871582 kilowatts.

### Can I adjust the decimal precision of the output?

Yes, you can configure the decimal precision anywhere from 0 to 10 decimal places.

### Does this tool support electrical horsepower?

This tool uses the standard mechanical/metric horsepower conversion. Electrical horsepower differs slightly (approximately 746 watts).

### What is the default decimal precision?

The default precision is set to 4 decimal places if no value is specified.

### Is there a limit to the horsepower value I can enter?

No, you can enter any positive number, including decimal values, to perform the conversion.

## Related tools

- [Acre to Hectare](https://elysiatools.com/en/tools/acre-to-hectare): Convert acres to hectares with configurable decimal precision
- [Acre to Square Feet](https://elysiatools.com/en/tools/acre-to-square-feet): Convert acres to square feet with configurable decimal precision
- [Acre to Square Meter](https://elysiatools.com/en/tools/acre-to-square-meter): Convert acres to square meters with configurable decimal precision
- [Arcminutes to Degrees](https://elysiatools.com/en/tools/arcminutes-to-degrees): Convert arcminutes to degrees with configurable decimal precision
- [Arcseconds to Degrees](https://elysiatools.com/en/tools/arcseconds-to-degrees): Convert arcseconds to degrees with configurable decimal precision
- [ATM to KPa](https://elysiatools.com/en/tools/atm-to-kpa): Convert standard atmospheres to kilopascals with configurable decimal precision
- [Bar to KPa](https://elysiatools.com/en/tools/bar-to-kpa): Convert bar to kilopascals with configurable decimal precision
- [Bar to PSI](https://elysiatools.com/en/tools/bar-to-psi): Convert bar to pounds per square inch with configurable decimal precision

## Samples

- [Web Image Processing Python Samples](https://elysiatools.com/en/samples/web-image-processing-python): Web Python image processing examples using PIL/Pillow including reading, saving, resizing, and format conversion
- [Android Image Processing Java Samples](https://elysiatools.com/en/samples/android-image-processing-java): Android Java image processing examples including reading/saving images, scaling, and format conversion
- [Android Image Processing Kotlin Samples](https://elysiatools.com/en/samples/android-image-processing-kotlin): Android Kotlin image processing examples including reading/saving images, scaling, and format conversion
- [Web Image Processing Rust Samples](https://elysiatools.com/en/samples/web-image-processing-rust): Web Rust image processing examples including image read/save, scaling, and format conversion

## Related content

- [Audio Encoding and Format Conversion Tools](https://elysiatools.com/en/hubs/audio-convert): Compare audio format conversion, bitrate changes, sample-rate conversion, codec swaps, and export tools in one hub for delivery and archive workflows.
- [Image Format Conversion and Animated Export Tools](https://elysiatools.com/en/hubs/image-convert): Compare image format converters for JPG, PNG, GIF, AVIF, WebP, TIFF, ICO, base64, and animation-friendly exports in one hub.
- [JSON Interchange and Format Translation Tools](https://elysiatools.com/en/hubs/json-convert): Compare JSON conversion tools for CSV, YAML, TOML, GraphQL, XML, Markdown, Excel, BSON, EDN, and related structured formats in one hub.
- [Color Space Conversion Tools for Web and Print](https://elysiatools.com/en/hubs/design-convert): Curated tools for web-to-print color space conversion in one hub.