GS156A
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GS156A
Water Leak Alarm
The GS156A-H19 is a highly reliable smart water leak alarm designed to provide early warning of potential water damage. Operating on two standard AA alkaline batteries, it utilizes advanced ZigBee 3.0 wireless technology to seamlessly integrate into your smart home network. When water bridges the two sensing probes, it instantly triggers a loud 85dB alarm, ensuring you are promptly alerted to leaks from washing machines, water heaters, dishwashers, or pipes before significant damage occurs.
Bullet Points
ZigBee 3.0 Connectivity
Features advanced ZigBee 3.0 wireless technology for seamless integration with compatible smart home gateways, enabling remote monitoring and alerts.
Rapid Water Detection
Equipped with dual sensing probes that instantly trigger an alert when short-circuited by water, providing crucial early warning of leaks.
Loud 85dB Alarm
Emits a powerful 85dB audible alarm at 1 meter, ensuring the alert is clearly heard throughout the home so you can respond quickly.
IP65 Waterproof Rating
Built with a durable, IP65-rated waterproof enclosure that protects the internal components, ensuring reliable operation even in wet environments.
Effortless Placement
Requires no tools or mounting hardware—simply place the detector on any hard or soft surface near potential leak sources like washing machines or sinks.
Eco-Friendly Design
Manufactured without any radioactive materials, making it a completely safe and environmentally harmless addition to your home security system.
Key Specifications
Power Supply2x 1.5V AA Alkaline batteries
Standby Current< 30μA
Alarm Current≤ 60mA
RF Working Current< 400mA
Wireless TechnologyZigBee 3.0
Alarm Volume≥ 85dB(A) @ 1 meter
Waterproof GradeIP65
Operating Temperature4.4°C to 37.8°C (40°F to 100°F)
Humidity Range< 80% RH
Sound Pattern3 short beeps, 1.5 seconds pause, repeat
DimensionΦ80mm x 37.3mm












Usage Scenarios
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Appliance Monitoring
Perfect for placing near washing machines, dishwashers, and water heaters to detect appliance leaks before they cause major floor damage.
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Bathroom Safety
Ideal for use under toilet sinks and bathtubs, providing early warning of plumbing failures in high-moisture areas.
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Basement & Pipe Protection
Can be placed near humidifiers, ice makers, or indoor pipes close to outdoor taps to monitor for condensation buildup or pipe bursts.
Appliances
Bathrooms
Basements
Why Siterwell

With over a decade of expertise in IoT and safety technology, Siterwell partners with businesses worldwide to create smarter, safer living environments.

Backed by strong R&D capability, global certifications, and a 56,000 m² production base, we deliver both innovation and reliable large-scale manufacturing.
From award-winning designs to proven global delivery across Asia, Europe, and the US, we focus on building long-term partnerships that drive mutual growth and success.

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