Pressure Controls

  • QUALITROL 141/146/148 and AKM 35600/47500 Pressure or vacuum switches

    QUALITROL 141/146/148 and AKM 35600/47500 Pressure or vacuum switches

    Tested and certified for accurate notification of pressure change

    Designed to provide operating control, limit or alarm functions for transformers and load tap changers. Contacts can be factory set or adjusted as needed. The snap-action switch automatically resets when pressure returns to pre-set conditions. Pressure and/or vacuum switches can be combined on a common manifold and protected by optional enclosure. Optional pressure indicators (dial gauges) are available on select models. more »

  • QUALITROL 050 Pressure or vacuum indicators

    QUALITROL 050 Pressure or vacuum indicators

    Durable design for survivability in harsh environments

    Pressure and/or vacuum indicator for accurate representation of the pressure state inside of a vessel. Features a 3.5 inch (88.9 mm) dial with at least 180° of angular pointer deflection for easy reading at a glance. Available in a wide variety of pressure ranges and scales for many applications. more »

  • QUALITROL 070/351 Pressure or vacuum bleeders

    QUALITROL 070/351 Pressure or vacuum bleeders

    Accurate and reliable pressure control

    Designed to balance pressure and vacuum conditions within a sealed vessel by releasing or admitting air and gas. If internal pressure reaches the pre-determined setting, valve will exhaust gas from the tank. If vacuum inside vessel becomes too great, the valve will admit air into the tank. more »

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Qualitrol produces thousands of different types of products on demand, customized to meet unique requirements. We are the global leader in sales and installations of transformer asset protection equipment, fault recorders and fault locators. 

 

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