Honeywell #L4079B1041, Pressuretrol Controller, Manual Reset, 10 psi to 150 psi
Overview:
High pressure limit switches.
Features:
Stainless steel diaphragm for use with steam, air, noncombustible gases and fluids non-corrosive to stainless steel.
L4079W is for Oil Applications.
Micro Switch snap-acting switches open automatically on pressure rise; must be manually reset.
Mount using 1/4 in. NPT female fitting on diaphragm assembly or surface mount through back of case.