Description
Hubbell 69HAU3 Heavy Duty Pressure Switch for Fire Sprinkler Systems, 30/40 PSI, with Unloader Valve, 1-Port (1/4" female NPT).
Specifications
- Corrosion resistant cover
- Straight through wiring
- Visible contacts- 2 pole double break
- No-drift pressure settings
- Easy to adjust
- Unloader valve available
- UL Listed and CSA Certified