Series 1900 Compact Low Differential Pressure Switches
Set Points from 0.07 to 20 in w.c. Repetitive Accuracy within 3%
Our most popular Series 1900 Compact Low Differential Pressure Switches combine advanced design and precision construction to make these switches able to perform many of the tasks of larger, costlier units. Designed for air conditioning service, they also serve many fluidics, refrigeration, oven and dryer applications. Series 1900 switches have set points from 0.07 to 20 in w.c. (1.8 to 508 mm). Set point adjustment is easy with range screw located inside conduit enclosure. Internal location helps prevent tampering. UL, CE and CSA listed, and FM approved. For use with air or compatible gages.
Select & Configure Model
| Base Model # | Description | Normally In Stock | Configure Part # |
| 1900-10-MR | Differential pressure switch, range 3.0-11.75" w.c., approx. deadband @ min. set point 0.40, approx. deadband @ max. set point 0.40, with manual reset option. | Inquire | |
| 1900-5-MR | Differential pressure switch, range 1.40-5.5" w.c., approx. deadband @ min. set point 0.30, approx. deadband @ max. set point 0.30, with manual reset option. | Inquire | |
| 1910-0 | Differential pressure switch, range 0.15-0.5" w.c., approx. deadband @ min. set point 0.10, approx. deadband @ max. set point 0.10. | Inquire | |
| 1910-00 | Differential pressure switch, range 0.07-0.15" w.c., approx. deadband @ min. set point 0.04, approx. deadband @ max. set point 0.04. | Inquire | |
| 1910-1 | Differential pressure switch, range 0.40-1.6" w.c., approx. deadband @ min. set point 0.15, approx. deadband @ max. set point 0.16. | Inquire | |
| 1910-10 | Differential pressure switch, range 3.0-11.75" w.c., approx. deadband @ min. set point 0.40, approx. deadband @ max. set point 0.40. | Inquire | |
| 1910-20 | Differential pressure switch, range 4.0-20.0" w.c., approx. deadband @ min. set point 0.40, approx. deadband @ max. set point 0.50. | Inquire | |
| 1910-5 | Differential pressure switch, range 1.40-5.5" w.c., approx. deadband @ min. set point 0.30, approx. deadband @ max. set point 0.30. | Inquire |
