Little Giant High-Water Alarm
Protect your property from water damage with the Little Giant High-Water Alarm. This reliable system provides both audible and visual alerts to notify you of rising water levels. Constructed from durable, corrosion-resistant plastic, it's built for longevity. The alarm operates on standard 115V power and includes a 9 Volt DC battery backup for continuous protection during power outages. It features a bright red warning light and a horn with a convenient silence switch. Ideal for critical water level monitoring, this alarm offers essential peace of mind.
$219.35
Owner Satisfaction
3.8
/ 5
Category Rank
65
/ 70
#65 in Water & Flood Detectors
Price vs Category Average
+30%
Above average
Voltage
115
/ V
Who it's for
- Critical Flood Damage Prevention
- Reliable and Loud Alert System
- Simple Installation and Operation
Who should skip it
- Lack of Standard Battery Backup
- No Remote Notification Capability
- Potential for Float Switch Malfunction
Key Specs
Voltage
115V
Material
Corrosion-resistant plastic
Float Material
Non-corrosive plastic
Battery Backup
9 Volt DC
Power Source
AC Powered and Battery Powered
Detection Method
Float
Detection Type
Spot Sensor
Alert Method
Audible Alarm, Visual Indicator
Features
- Audible horn with silence switch
- Visual alert via red warning light
- Durable, corrosion-resistant plastic build
- Non-corrosive plastic float mechanism
- Includes 9 Volt DC battery backup
- Operates on standard 115V power
What customers say
Customers value the peace of mind provided by this high water alarm, frequently praising its simple plug and play installation. When operational, the piercing sound effectively alerts homeowners to potential flooding situations. This immediate performance is a core strength. However, positive sentiment is tempered by recurring concerns about long term reliability. Several users report issues with the float switch mechanism sticking, causing either failure to sound during a flood or triggering false alarms. Disappointment also arises from reports of the unit failing shortly after the warranty expires. While the initial protection seems reasonable, these consistency issues regarding longevity prevent a truly strong rating for this critical safety device.
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