1.Usage:air-conditioner,refrigerator ,etc. 2. Min order:1000 pieces each time. 3.Order ability:1000,000 pieces per year.

This type product is special used on the equipment of  air-conditioner and other industrial equipment,etc.When the pressure inside the system is over or below rated safe pressure,the disc in sensor will start move instantly,and this works together with the connecting rod and push the switch connector to open or close.When pressure deduce or rise to rated reset point ,the disc wil reset accordingly,and the switch also auto reset.

stainless pressure switch