Pressure Converter
All Pressure Conversions
pascal to kilopascalpascal to megapascalpascal to hectopascalpascal to barpascal to torrpascal to pound per square inchpascal to kilopound per square inchkilopascal to pascalkilopascal to megapascalkilopascal to hectopascalkilopascal to barkilopascal to torrkilopascal to pound per square inchkilopascal to kilopound per square inchmegapascal to pascalmegapascal to kilopascalmegapascal to hectopascalmegapascal to barmegapascal to torrmegapascal to pound per square inchmegapascal to kilopound per square inchhectopascal to pascalhectopascal to kilopascalhectopascal to megapascalhectopascal to barhectopascal to torrhectopascal to pound per square inchhectopascal to kilopound per square inchbar to pascalbar to kilopascalbar to megapascalbar to hectopascalbar to torrbar to pound per square inchbar to kilopound per square inchtorr to pascaltorr to kilopascaltorr to megapascaltorr to hectopascaltorr to bartorr to pound per square inchtorr to kilopound per square inchpound per square inch to pascalpound per square inch to kilopascalpound per square inch to megapascalpound per square inch to hectopascalpound per square inch to barpound per square inch to torrpound per square inch to kilopound per square inchkilopound per square inch to pascal
Practical Applications
Meteorology, mechanical engineering, hydraulics, medicine, industrial processes, and diving.
Historical Context
Pressure measurement began with Evangelista Torricelli in 1643, when he invented the mercury barometer. Blaise Pascal significantly expanded studies on pressure.
Did You Know?
The record for the highest atmospheric pressure ever recorded was 1085.6 hPa (32.06 inHg) in Agata, Siberia, on December 31, 1968, during an intense anticyclone.
Common pairs of Pressure
kilopascal
megapascal
hectopascal
pound per square inch
Pressure Converter
Our Pressure converter supports all major units used worldwide for this type of measurement, covering both metric (SI) and non-metric systems. Select any source and destination unit from the dropdowns, enter your value, and the result appears immediately. You can also adjust the number of decimal places to match your precision requirements.
All Pressure conversions use standardized conversion factors defined by international scientific bodies such as the BIPM (Bureau International des Poids et Mesures) and NIST. Results are computed with full floating-point precision, so you can trust the output for technical, scientific, and everyday use.
Yes. Our Pressure converter handles conversions between metric (SI) units and non-metric systems, including imperial and US customary units. Simply select the units you want to work with — the converter handles the math automatically, regardless of which system each unit belongs to.
Select the source unit in the first dropdown, type your value in the input field, then select the target unit in the second dropdown. The converted result appears instantly. You can swap the units at any time to perform the reverse conversion, and you can adjust the decimal places shown in the output.
Yes, the Pressure converter is completely free, with no sign-up or registration required. It works on any device and browser — including smartphones and tablets — with no usage limits.