THIRDREALITY Smart WaterLeak KM1
CSA Matter certified (certificate CSA25D2BMAT48253-24). Uses Wi-Fi, so it needs no Thread border router, only your platform’s Matter controller.
At a glance: Matter certified: Yes, Nov 3, 2025 · Connectivity: Wi-Fi · Thread border router: Not needed (uses Wi-Fi)
- Works with
- Matter certified as a water leak detector, so it can work with Matter apps such as Apple Home, Google Home, Alexa and SmartThings when the app supports its device type; supported features vary by app. The maker hasn’t named platforms on a page we hold.
- CSA certificate
- CSA25D2BMAT48253-24, certified Nov 3, 2025
- Network & hub
- Wi-Fi; needs no Thread border router, only your platform’s Matter controller
Independent guide. We may earn a commission through affiliate links. Direct non-affiliate links are labeled. How our links work
Amazon
Compare prices
2 stores
THIRDREALITY
Direct, non-affiliate linkNotes
Direct link to THIRDREALITY's product page. Confirm the exact variant, current price and delivery at the retailer.
Check the model, region and pack size at the retailer. Prices and availability are confirmed there.
CSA Matter Certified
Certificate: CSA25D2BMAT48253-24THIRDREALITY Smart WaterLeak KM1 is a water leak detector from THIRDREALITY with a 120 dB alarm. It connects over Wi-Fi. It is CSA Matter certified (certificate CSA25D2BMAT48253-24).
Specifications
- Brand
- THIRDREALITY
- Category
- Sensors
- Protocols
- Wi-Fi
- Certificate ID
- CSA25D2BMAT48253-24
- Certificate holder
- Jiangsu Shushi Technology Co., Ltd.
- Certified
- Nov 3, 2025
- Firmware
- 1.0.0
Ecosystem compatibility
Quick answers
- Is the THIRDREALITY Smart WaterLeak KM1 Matter certified?
- Yes. MatterCatalog matches it to CSA Matter certificate CSA25D2BMAT48253-24, certified Nov 3, 2025.
- Does the THIRDREALITY Smart WaterLeak KM1 use Thread or Wi-Fi?
- Wi-Fi. Its catalog record lists Wi-Fi, so it joins your Wi-Fi network and does not need a Thread border router. You still need your platform’s Matter controller.
- Where can I buy the THIRDREALITY Smart WaterLeak KM1?
- MatterCatalog has verified store links for it at Amazon and THIRDREALITY. Check the current price, model and pack size at the store.
From this product’s catalog record, not hands-on testing. Editorial policy
Best Matter Smart Sensors 2026
Compare motion, contact, presence and leak detection, with sourced power and setup requirements.
Read the full buying guide →
More Matter sensors
Each has a US store link. Models on the same Matter network with a CSA certificate on file come first.
- Shelly Pro 3EM-120 V2Wi-Fi · CSA certificate on file
- Shelly Flood Gen4Wi-Fi · CSA certificate on file
- SONOFF AirGuard SAWF-07PWi-Fi · CSA certificate on file
- SONOFF MINI PM Wi-Fi Power Meter (MINI-1GP)Wi-Fi · CSA certificate on file
- Meross MS600Wi-Fi · CSA certificate on file
- uHoo Caeli Air Quality MonitorWi-Fi · CSA certificate on file
All 60 Matter sensors sold in the US →All ThirdReality Matter devices →
Stay updated
Get notified when new Matter-certified devices launch.
No spam. Unsubscribe anytime.
THIRDREALITY KM1
CSA certified