Amazon.com: Stainless Steel 1/8 Inches Pneumatic Adjustable Pump Pressure Switch QPM11-NO Normally Open : Tools & Home Improvement
adjustable-pressure-switch
Amazon.com: GamaTech Pressure Switch for Water Pump and Air Pump, Digital Adjustable Pressure Controller, 110V, 0-145 Psi, 1/2" Male Npt : Industrial & Scientific
GamaTech Pressure Switch for Water Pump and Air Pump, Digital Adjustable Pressure Controller, 220V, 0-145 Psi, 1/2" Male Npt - Walmart.com
Air, Water, Oil, Adjustable Pressure Switch No/Nc Mechanical Pressure Switch Fire Adjustable Water Pump Air Pressure Hydraulic Oil Stainless Steel Diaphragm - China Pressure Switch, Pressure Switch Mechanical | Made-in-China.com
Series APS/AVS Adjustable Pressure Switch | Dwyer Instruments
Adjustable pressure switch - 297-0052 - RS PRO - electromechanical / IP65 / for hydraulic applications
Series MDA | Miniature Adjustable Pressure Switch applies to industrial, HVAC, medical and automotive applications. Gold inlay contacts. Small and lightweight. | Dwyer Instruments