BAPI BA/SW5A : Differential Pressure Switch, 3.2" to 10.4" WC, Switch Type: SPDT, Built-In Pressure Snubber for More Stable Readings, 5-Year Warranty
The BAPI Differential Pressure Switch monitors air filters, verifies static pressure, proves airflow, and activates auxiliary fans, all in a compact, field-adjustable package. Its rugged BAPI-Box enclosure with hinged cover simplifies installation, while 5 amp silver contacts and a built-in pressure snubber ensure reliable performance. Easily adjust the setpoint from 0.1" to 40" WC (20 to 10,000 Pa) and choose from six pressure ranges with the included color-coded springs. This versatile switch handles positive, vacuum, and true differential pressure, making it ideal for diverse HVAC applications.
Specifications
| Measurement Media: | Air, Combustion Gases |
| Operating Environment: | -40 to 185°F (-40 to 85°C) 5 to 95% RH non-condensing Note: Not intended for outdoor use |
| Contact Ratings: | 5 Amp Resistive, 125 VAC |
| Proof Pressure: | 100” WC (3.6 PSI, 24,900 Pa) |
| Pressure Ports: | 1/4” Barbed Fittings |
| Switch Type: | SPDT (Silver Contacts) |
| Repeatability: | <10% of Setting |
| Wiring: | 1/4” (6.4mm) Quick-Disconnect Terminals |
| Agency: | RoHS |
Datasheets
 | BAPI Pressure Switch Datasheet for Submittal |
| Differential Pressure Switch Instructions |
- Pressure Range:
- 3.2 to 10.4
- Reset:
- Automatic
