Aluminum Housing SOR Pressure Switches K 15 amps 250 VAC Switching Element for Industrial Applications

Basic SOR pressure switches with standard wetted parts are normally suitable for air, oil, water

and non-corrosive processes. Corrosive service and particular customer requirements may require

optional components. Refer to How to Order on page 3 to locate optional components, such as,

housing, switching elements, diaphragm systems, pressure ports and accessories. Each position in

the model number, except Accessories, must have a designator.

Standard Construction

• Housing: NN - aluminum; L - cast iron

• Switching Element: SPDT; K - 15 amps @ 250 VAC

• Diaphragm & o-ring: N4 - primary (wetted)

diaphragm, TCP; o-ring (wetted) Buna-N. Piston

56 primary (wetted) diaphragm, 316SS.

• Pressure Port: 1/4” NPT(F); B1A - aluminum;

F1A - carbon steel

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