noun, noun which may take the genitive case particle 'no'
low pressure; low voltage
Refers to low physical pressure (gas, liquid) or low electrical voltage. Often used attributively with の.
Low-pressure gas pipes are used in this area.
Some machines do not run on low-voltage current.
高圧 means high voltage or pressure, while 低圧 means low voltage or pressure — the two are used as direct opposites in technical contexts.
Compound of 低 (low) and 圧 (pressure).