Little Giant
Indoor High Water Alarm
Safeguard your property from water damage with the Little Giant Indoor High Water Alarm. This essential device provides immediate alerts for rising liquid levels in critical areas like sump basins. It features a loud 87 dB audio alarm and a visual indicator light for prompt notification. For continuous monitoring, it includes a battery backup, ensuring operation even during power outages. The convenient silence switch allows temporary horn muting, and the alarm automatically resets once the water level is corrected. A low battery chirp alerts you when it's time to replace the backup battery.
$139.91
Owner Satisfaction
3.8
/ 5
Category Rank
64
/ 70
#64 in Water & Flood Detectors
Price vs Category Average
-17%
Below average
Alarm Type
Audio
/ Audio
Who it's for
- Early Damage Prevention
- Simple Reliability
- Versatile Placement
Who should skip it
- Requires Constant AC Power
- Localized Alert Only
- Potential for False Alarms
Key Specs
Alarm Type
Audio
Maximum Sound Level
87 dB
Power Source
115V AC Powered and Battery Powered
Sensor Cord Length
15 ft
Power Cord Length
6 ft
Enclosure Rating
NEMA 1 for indoor use
Detection Type
Low Level
Requires 9V Alkaline battery for backup (not included)
Features
- Warns of high water levels in tanks and basins.
- Loud alarm horn and visual light activate on detection.
- Manual silence switch for temporary horn deactivation.
- Alarm light stays on until the high level is fixed.
- Automatically resets once the condition is resolved.
- Low battery chirp alerts for replacement.
- Battery backup ensures operation during power outages.
What customers say
Customers overwhelmingly value this water alarm for its core function: producing an exceptionally loud warning sound that easily penetrates floors, offering significant peace of mind. Setup is consistently reported as simple, aided by a long sensor wire for flexible placement near potential water sources. The primary drawback centers on long term reliability and sensor accuracy. Several users report frustrating false alarms triggered by humidity or minor splashing, which erodes trust in the system. While the loud alert is highly effective, many feel the unit lacks modern expectations like remote notifications. The product excels at its essential loud warning but needs improved sensor consistency and component durability to truly satisfy users.
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