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Smart Leak & Freeze Detector

$1.94/month
for 36 months1
$69.99
paid in full
Stay ahead of damage before it starts. The Smart Leak & Freeze Detector provides early detection of leaks and cold temperatures, helping protect your home from costly water damage and burst pipes. The detector fits discreetly under sinks, near water heaters, behind toilets, or anywhere water flows. With audible alerts and real-time notifications sent to your A3 Smart Home Mobile App, you will find out when a leak is detected or freezing temperatures are reached, which can lead to burst pipes. Take action before small issues become costly repairs.
1 With 0% APR equipment financing, available for qualifying buyers only.
Shop Security Systems
Water Leak Detector

Smart Leak & Freeze Detector

$1.94/month
for 36 months1
$69.99
paid in full
Stay ahead of damage before it starts. The Smart Leak & Freeze Detector provides early detection of leaks and cold temperatures, helping protect your home from costly water damage and burst pipes. The detector fits discreetly under sinks, near water heaters, behind toilets, or anywhere water flows. With audible alerts and real-time notifications sent to your A3 Smart Home Mobile App, you will find out when a leak is detected or freezing temperatures are reached, which can lead to burst pipes. Take action before small issues become costly repairs.
1 With 0% APR equipment financing, available for qualifying buyers only.
Shop Security Systems
Water Leak Detector
Smart Leak and Freeze Detector actively monitoring a water leak in the laundry room

Detect Early and Save More

The Smart Leak & Freeze Detector continuously monitors for water leaks and cold temperatures. If moisture or freezing temperatures are detected, you'll hear an audible alert and receive instant notifications. Acting quickly can help prevent costly home repairs and may qualify you for up to 2.5% off your home insurance premium2.

Smart Leak and Freeze Detector placed under a water pipe

Compact Design, with Protection That Fits Anywhere

The sleek low-profile design allows easy placement in tight or hidden spaces, such as behind appliances, under sinks, or in basements. The innovative smart device makes setup fast and flexible for any home—making sure you're aware at the first sign of trouble

Control panel displaying a water leak detection notification

Always Connected and Protected with AAA Integration

The detector seamlessly  works alongside other AAA Smart Home Security products for a unified home protection ecosystem that delivers confidence and prevention.

2Discount is off the total cost of coverage, subject to eligibility. The water detection discount applies to policies effective March 15, 2026, or later for new business, renewals, and endorsements on policies issued on or after that date.

  • Battery Type: Two x 3V Lithium CR2450 Panasonic, Duracell and GP battery
  • Battery Life: Five years with typical use at room temperature 77°F (25°C)
  • Freeze Alert Temperature (Ambient): 41˚F (5˚C)
  • Compatible with the Smart Water Shutoff Kit

2.6”. (L) x 2.6”(W) x 0.43” (H)