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Pressure Switches
Fixed Setpoint Pressure and Vacuum Switches

PSW27, PSW28, and PSW29 Series   
Made in the USA RoHS
 
PSW27, PSW28, and PSW29 Series:Pressure Switches 
Fixed Setpoint Pressure and Vacuum Switches
Click for larger image.
   
$ 28.00  PSW29-10P
UL Recognized, CSA Certified Up to 21 Amps
Fixed Setpoint
Pressure and Vacuum Models Available
1/8 NPT, Center Spout or Radial Spout for 1/8 ID Tubing
Compact, Rugged Design

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These reliable compact single pole switches are used in pressure and vacuum applications where moderate accuracy is sufficient. The fixed setpoint is factory set.

Specifications
Approvals: UL Recognized, CSA Certified, microswitches bear the ENEC and CE mark
Temperature Range: -10 to 75°C (14 to 167°F)
Setpoint Accuracy: ±10% of setting at 70°F
Note: Pressure settings may change over the temperature range.
Electrical: SPDT; 250 Vac, see table for Amp rating.
Electrical Connection: 6.35 mm (0.25") standard "Slide-On" male
Materials of Construction
   Body: Acetal
   Diaphragm: EPDM (Ethylene-Propylene Diene Monomer)
Pressure Connection
   PSW27: 1/8 NPT male
   PSW28: Center spout for 1/8" ID tubing. Provided with 9/16-18 mounting and tube lock nut
   PSW29: Radial spout for 1/8" ID tubing.Through hole legs for mounting bolt
Hysteresis (Dead Band)
   Pressure Switches: Approximately 25% of the setpoint
   Vacuum Switches: Approximately 30% of the setpoint
Media Compatibility: Liquids and gases compatible with EPDM and Acetal
Weight: 17 g (0.6 oz)
Overall Dimensions: 45 x 51 x 25 mm (1.75 x 2 x 1")


To Order (Specify Model Number)    
 Part Number   Availability   Price   Description RoHS   Qty.
 PSW27 PRESSURE SWITCHES WITH 1/8 MNPT FITTING
 PSW27-1P In Stock   $28.00    1 psig pressure switch RoHS compliant
 PSW27-2P In Stock   $28.00    2 psig pressure switch RoHS compliant
 PSW27-5P In Stock   $28.00    5 psig pressure switch RoHS compliant
 PSW27-10P 3 Weeks   $28.00    10 psig pressure switch RoHS compliant
 PSW27-20P In Stock   $28.00    20 psig pressure switch RoHS compliant
 PSW27-30P In Stock   $28.00    30 psig pressure switch RoHS compliant
 PSW27-40P In Stock   $28.00    40 psig pressure switch RoHS compliant
 PSW27-50P In Stock   $28.00    50 psig pressure switch RoHS compliant
 PSW27V VACUUM SWITCHES WITH 1/8 MNPT FITTING
 PSW27V-25W 6 Weeks   $32.00    25 inch of water vacuum switch RoHS compliant
 PSW27V-30W In Stock   $32.00    30 inch of water vacuum switch RoHS compliant
 PSW27V-40W In Stock   $32.00    40 inch of water vacuum switch RoHS compliant
 PSW27V-50W 6 Weeks   $32.00    50 inch of water vacuum switch RoHS compliant
 PSW27V-75W In Stock   $32.00    75 inch of water vacuum switch RoHS compliant
 PSW27V-100W In Stock   $32.00    100 inch of water vacuum switch RoHS compliant
 PSW27V-200W In Stock   $32.00    200 inch of water vacuum switch RoHS compliant
 PSW28 PRESSURE SWITCHES WITH CENTER SPOUT FOR 1/8 ID TUBING
 PSW28-1P 6 Weeks   $28.00    1 psig pressure switch RoHS compliant
 PSW28-2P In Stock   $28.00    2 psig pressure switch RoHS compliant
 PSW28-5P In Stock   $28.00    5 psig pressure switch RoHS compliant
 PSW28-10P 6 Weeks   $28.00    10 psig pressure switch RoHS compliant
 PSW28-20P In Stock   $28.00    20 psig pressure switch RoHS compliant
 PSW28-30P In Stock   $28.00    30 psig pressure switch RoHS compliant
 PSW28-40P 3 Weeks   $28.00    40 psig pressure switch RoHS compliant
 PSW28-50P 6 Weeks   $28.00    50 psig pressure switch RoHS compliant
 PSW29 PRESSURE SWITCHES WITH RADIAL SPOUT FOR 1/8 ID TUBING
 PSW29-1P In Stock   $28.00    1 psig pressure switch RoHS compliant
 PSW29-2P 6 Weeks   $28.00    2 psig pressure switch RoHS compliant
 PSW29-5P In Stock   $28.00    5 psig pressure switch RoHS compliant
 PSW29-10P In Stock   $28.00    10 psig pressure switch RoHS compliant
 PSW29-20P In Stock   $28.00    20 psig pressure switch RoHS compliant
 PSW29-30P In Stock   $28.00    30 psig pressure switch RoHS compliant
All dollar amounts on this site are shown in US currency.

 Note: Note: Mineral Oil and similar fluids are not compatible with EPDM.
 Ordering Example: (1) PSW27-10P 10 psi differential pressure switch with 1/8 NPT fitting, $28.00

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Keywords:Pressure and Vacuum Switches, Compact Rugged Pre-Fixed Setpoint, hydraulic pressure transducer rtd temperature chart water level transducers wireless measurement

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