Dwyer Series CXA Water Pump Pressure Switch

Part Number: Series CXA Category:

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The Series CXA Water Pump Pressure Switches have been proven reliable for controlling automatic water systems. These switches are very popular for use on water well pumps and pumping systems. The set point and deadband are both easily adjustable via screws inside the cover. For ease of installation, the switches come with a 1/4″ female NPT process connection and can be mounted in any orientation. The series CXA’s simple design makes it a great switch for an installer at any skill level.

Product Applications

  • Water system applications
  • Electric water pumps
  • Well pumps
  • Pumping systems

Service : Compatible liquids and gases.

Wetted Materials : Silicone, steel, and SS.

Temperature Limits : 140°F (60°C).

Pressure Limits : See sku chart on catalog page.

Enclosure Rating : General purpose.

Repeatability : ±5 psig (±0.3 bar).

Switch Type : DPST snap action (see sku chart on catalog page).

Electrical Ratings : 20 A @ 120 VAC, 12 A @ 240 VAC, 9.6 A @ 240 VAC (3 phase), 8.6 A @ 32 VDC, 3.1 A @ 120 VDC, 1.6 A @ 240 VDC.

Electrical Connections : Screw terminal.

Conduit Connection : 7/8″ hole for 1/2″ conduit hub (2 places).

Process Connection : 1/4″ female NPT.

Mounting Orientation : Switch can be installed in any position.

Set Point Adjustment : Internal screws.

Deadband : See sku chart on Catalog Page.

Weight : 0.75 lb (0.34 kg).Agency Approvals:CE.

Product Literature


Catalog Pages

Product Data Sheet

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