Diaphragm pressure switch P88G
for liquidsadjustable

diaphragm pressure switch
diaphragm pressure switch
diaphragm pressure switch
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for liquids
Other characteristics
Process temperature

Min.: -31 °F (-35 °C)

Max.: 185 °F (85 °C)

Pressure range

Min.: 1.5 psi

Max.: 600 psi


The Whitman Controls P88G Economical Pressure switches are typically used in applications where reliable switch control supersedes accuracy of set point. These switches can be used in dry indoor applications or placed within an enclosure. Controlling on and off functions for fans and pumps where one may need a wide differential to prevent over-cycling is an ideal application use for the P88G. Key Features: • Consistent switch control • Set point options: Factory set, field adjustable, or a combination • Extensive operating temperature range • Wide range of electrical interfaces available • SPDT or SPST availability Specifications: • Set point range: 1.5 to 500 PSIG • Max System pressure: 600 PSIG • Temperature range: -31oF to +185oF (-35oC to +85oC) • Amps: 1.25 Amps Max • Sensor Element: Diaphragm • Weight: 7.4 oz (varies with electrical interface selection) • Cycling: Not to exceed 100 CPM • Wetted Parts: Diaphragm: Buna N and Brass Seal: Loctite #271 Body with Fitting: Zinc alloy, chromate finish Optional Thread: ¼-18 BSP male, ⅛-27 NPT male
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.