The RULE 33ALA Hi-Water Bilge Alarm is a mercury-free, 12-volt bilge monitoring system that includes a non-mercury float switch and an in-dash gauge featuring both visual indication and an 85 dB audible alarm. Designed for unattended compartments, it allows continuous monitoring of bilge water level and complies with CFR 182.530 requiring a visual and audible alarm in each unmanned space on commercial vessels at least 26' (7.9 m) in length. The unit is wall-mountable, constructed of plastic in white finish, suitable for marine boating use; for additional compartments add Rule Float Switches. For safety information it includes Proposition 65 warning information as applicable.
- Consists of a float switch and an in-dash gauge that features both a visual and audible 85 db alarm
- Allows an unarmed compartment to be constantly monitored
- Complies with CFR 182. 530, which requires a visual and audible alarm in each unmanned space on commercial vessels at least 26' in length
- For use with pumps with a current draw of up to 20 amps @ 12 volts
- Size: 2-1/4" x 5" x 2-1/64"
- Sport type: Boating