---
title: "Bar to Pounds per square inch Converter | Numequo"
description: "Convert bar to pounds per square inch. Tire pressures and compressor specifications may be printed in bar or psi. Free, fast and easy to use."
canonical: "https://www.numequo.com/conversion/pressure/bar-to-psi-converter/"
locale: "en"
---
[Numequo](https://www.numequo.com/) › [Conversion](https://www.numequo.com/conversion/) › [Pressure](https://www.numequo.com/conversion/pressure/)

# Bar to Pounds per square inch Converter

Enter a value in bar to get its equivalent in pounds per square inch. Use the inverse button to switch conversion direction.

## Input data

- **Bar** - type: number; default: 1; step: 0.01

## How it works

psi = bar × 14.503773773.

## Quick examples

- **1 bar → 14.503774 psi** - Bar: 1
- **2.5 bar → 36.259434 psi** - Bar: 2.5
- **30 bar → 435.113213 psi** - Bar: 30

## Understanding your result

The result expresses the value entered in bar as pounds per square inch. For a tire, use the manufacturer's recommended pressure; unit conversion does not determine the correct setting.

Last verified: 29 September 2026 (2026-09-29)

## Frequently asked questions

### How do I convert bar to pounds per square inch?

psi = bar × 14.503773773.

### What does 1 bar equal in pounds per square inch?

1 bar equals 14.503774 psi.

### When is a bar to pounds per square inch conversion useful?

Tire pressures and compressor specifications may be printed in bar or psi.

## Related calculators

- [Pounds per square inch to Bar Converter](https://www.numequo.com/conversion/pressure/psi-to-bar-converter/) - Convert pounds per square inch to bar. Tire pressures and compressor specifications may be printed in bar or psi.
- [Kilopascals to Pounds per square inch Converter](https://www.numequo.com/conversion/pressure/kilopascals-to-psi-converter/) - Convert kilopascals to pounds per square inch. Pressure specifications for tires and equipment can use the SI unit kPa or the imperial unit psi.
- [Pounds per square inch to Kilopascals Converter](https://www.numequo.com/conversion/pressure/psi-to-kilopascals-converter/) - Convert pounds per square inch to kilopascals. Pressure specifications for tires and equipment can use the SI unit kPa or the imperial unit psi.
- [Standard atmospheres to Bar Converter](https://www.numequo.com/conversion/pressure/atmospheres-to-bar-converter/) - Convert standard atmospheres to bar. Atmospheres and bar both express pressure, for example in laboratory data or diving equipment specifications.
- [Bar to Standard atmospheres Converter](https://www.numequo.com/conversion/pressure/bar-to-atmospheres-converter/) - Convert bar to standard atmospheres. Atmospheres and bar both express pressure, for example in laboratory data or diving equipment specifications.

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