GS828M
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GS828M
Smart Radiator Thermostat
The GS828M is a carbon monoxide alarm integrating advanced Matter wireless technology for seamless smart home connectivity and enhanced safety monitoring. Powered by DC with AA alkaline batteries, it offers a reliable 10-year battery life, ensuring long-term, maintenance-free operation. Designed for consistent and accurate detection, the GS828M complies with DAC certification standards verified by CbS, making it a dependable solution for residential and commercial environments requiring continuous carbon monoxide monitoring.
Bullet Points
Advanced Electrochemical Sensor
High-accuracy CO detection for enhanced home safety.
Loud 85dB Alarm
Provides clear, powerful pulsing alerts during dangerous CO events.
Digital Display
Shows real-time CO levels, fault codes, and low-battery indicators.
Peak Level Memory
Records and displays the highest CO level detected since the last alarm for 7 days.
Tri-Color LED Indicators
Green (power), yellow (fault), and red (alarm) visual status lights.
Continuous Self-Testing
Automatic internal checks ensure sensors and battery function properly.
End-of-Life Warning
Proactively alerts you when it is time to replace the entire unit.
One-Touch Hush Button
Quickly silences nuisance alarms and low-battery chirps.
Versatile & Portable
Compact design for wall/ceiling mounting.
Key Specifications
Power SourceDC
Battery TypeAA Alkaline
Battery Life10 Year
Wireless TypeMatter
Certification StandardDAC
Certification BodyCbS



Usage Scenarios
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Kitchen Safety
Monitor CO levels near gas appliances and stoves where carbon monoxide risks are highest.
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Bedroom Protection
Ensure overnight safety by detecting dangerous CO accumulation while your family sleeps.
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Living Room Monitoring
Protect common living areas from CO buildup caused by fireplaces, heaters, or attached garages.
Kitchen
Bedroom
Living Room
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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