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Mercoid Series 1000W

Series 1000W Weatherproof Diaphragm Operated Pressure Switch

Mercoid Series 1000W
Series 1000W

Visible Setpoint, Fixed Deadband, Pressure Ranges to 1400 psi

Extremely rugged construction provides excellent reliability in chemical, petroleum and industrial plants. Bellville spring movement permits mounting of control in any position and helps prevent contact chatter. new design also provides high overpressure protection. Weatherproof housing is standard.



  • Wetted Materials:See pressure chamber and diaphragm material in model chart on Catalog Page.
  • Temperature Limits:-30 to 170°F (-35 to 77°C).
  • Pressure Limit:3000 psig (206.8 bar).
  • Enclosure Rating:Weatherproof, meets NEMA 4X.
  • Switch Type:SPDT snap switch.
  • Electrical Rating:15A @ 125/250 VAC resistive.
  • Electrical Connections:Screw type.
  • Conduit Connection:3/4″ female NPT.
  • Process Connection:1/4″ female NPT.
  • Mounting Orientation:Any position.
  • Set Point Adjustment:Internal thumbwheel.
  • Weight:3 lb (1.4 kg).
  • Deadband:See switch deadband in model chart on Catalog Page.
  • Agency Approvals:CE, UL.


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