Dwyer Pressure Switch 1823-80



Dwyer Pressure Switch 1823-80 This is an unused Low Differential Pressure Switch.

Included in the box is the original E-53 Bulletin.

Description 1823-80

Essential for industrial environments, the Series 1800 Low Differential Pressure Switch for general industrial service combines small size and low price with 2% repeatability for all but the most demanding applications. Set point adjustment inside the mounting stud permits mounting the switch on one side of a wall or panel with adjustment easily accessible on the opposite side. UL and CSA listed, and FM approved.

Process applications
Mechanical equipment control


Compact size and repeatability provide a high-value switch for many industrial applications
Designed for panel and wall mounting to easily meet mounting requirements in most industrial settings
Pressure ranges from 0.07 in w.c. to 85 in w.c. make this switch suitable for a wide range of applications


Service: Air and non-combustible, compatible gases.
Wetted Materials:Consult factory
Temperature Limits:-30 to 180°F (-34 to 82.2°C). 1823-00, -20 to 180°F (-28.9 to 82.2°C)
Pressure Limits:10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge
Switch Type: Single-pole double-throw (SPDT)
Electrical Rating: 15 A @ 120-480 VAC, 60 Hz. Resistive 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz. De-rate to 10 A for operation at high cycle rates.
Electrical Connections:3 screw type, common, normally open and normally closed
Process Connections:1/8″ female NPT
Mounting Orientation: Diaphragm in vertical position
Set Point Adjustment: Screw type inside mounting spud
Agency Approvals:CE, CSA, FM, UL. NOTE: Optional (-EXPL) Explosion-proof Enclosure does not possess any agency approvals.


Additional information



Dwyer Pressure Switch 1823-80