Everspring Flood Sensor (ST812)
Everspring Flood Sensor (ST812) is a Z-Wave sensor from Everspring. Everspring Flood Sensor (ST812) works with Homey, Hubitat, Ring / Amazon Alexa, and SmartThings, and works with Home Assistant via a bridge or add-on.
Which ecosystems does it work with?
| Ecosystem | Verdict | How |
|---|---|---|
| Homey | Compatible | Pairs with Homey Bridge's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Hubitat | Compatible | Pairs with Hubitat Elevation C-8's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Ring / Amazon Alexa | Compatible | Pairs with Ring Alarm Pro's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| SmartThings | Compatible | Pairs with Aeotec Smart Home Hub (SmartThings)'s Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Home Assistant | Adapter needed | Works with Home Assistant Green once a Z-Wave USB stick is added. |
| Amazon Alexa | Not compatible | Everspring Flood Sensor (ST812) and Amazon Echo (4th generation) share no protocol — there is no direct or bridged pairing path. |
| Apple Home | Not compatible | Everspring Flood Sensor (ST812) and Apple HomePod (2nd generation) share no protocol — there is no direct or bridged pairing path. |
| Aqara | Not compatible | Everspring Flood Sensor (ST812) and Aqara Hub M2 share no protocol — there is no direct or bridged pairing path. |
| Bosch Smart Home | Not compatible | Everspring Flood Sensor (ST812) and Bosch Smart Home Controller II share no protocol — there is no direct or bridged pairing path. |
| eWeLink | Not compatible | Everspring Flood Sensor (ST812) and SONOFF iHost Smart Home Hub share no protocol — there is no direct or bridged pairing path. |
| Google Home | Not compatible | Everspring Flood Sensor (ST812) and Google Nest Hub (2nd generation) share no protocol — there is no direct or bridged pairing path. |
| IKEA Home smart | Not compatible | Everspring Flood Sensor (ST812) and IKEA DIRIGERA share no protocol — there is no direct or bridged pairing path. |
| Philips Hue | Not compatible | Everspring Flood Sensor (ST812) and Philips Hue Bridge share no protocol — there is no direct or bridged pairing path. |
| Tuya / Smart Life | Not compatible | Everspring Flood Sensor (ST812) and Tuya Zigbee Gateway share no protocol — there is no direct or bridged pairing path. |
| Zigbee2MQTT / ZHA (DIY) | Not compatible | Everspring Flood Sensor (ST812) and SMLIGHT SLZB-06 (Zigbee PoE coordinator) share no protocol — there is no direct or bridged pairing path. |
Verdicts are derived from certification records, open-source driver support, and each hub's documented radios — see the methodology for the rules. “Adapter needed” means a border router, bridge, or add-on radio is required.
| Protocols | Z-Wave |
|---|
| Z-Wave JS supported | Yes |
|---|---|
| Z-Wave firmware range | 0.0 – 255.255 |
| Model number | ST812 |
|---|---|
| Z-Wave manufacturer ID | 0x0060 |
| Z-Wave product type / product ID | 0x0000 / 0x0001, 0x000b / 0x0001 |
Hub-by-hub compatibility
| Hub | Verdict | Notes |
|---|---|---|
| Aeotec Smart Home Hub (SmartThings) | Compatible | Pairs with Aeotec Smart Home Hub (SmartThings)'s Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Homey Bridge | Compatible | Pairs with Homey Bridge's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Homey Pro (Early 2023) | Compatible | Pairs with Homey Pro (Early 2023)'s Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Hubitat Elevation C-8 | Compatible | Pairs with Hubitat Elevation C-8's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Hubitat Elevation C-8 Pro | Compatible | Pairs with Hubitat Elevation C-8 Pro's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Ring Alarm Pro | Compatible | Pairs with Ring Alarm Pro's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Samsung SmartThings Hub v2 | Compatible | Pairs with Samsung SmartThings Hub v2's Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable. |
| Home Assistant Green | Adapter needed | Works with Home Assistant Green once a Z-Wave USB stick is added. |
| Home Assistant Yellow | Adapter needed | Works with Home Assistant Yellow once a Z-Wave USB stick is added. |
| Amazon Echo (4th generation) | Not compatible | Everspring Flood Sensor (ST812) and Amazon Echo (4th generation) share no protocol — there is no direct or bridged pairing path. |
| Amazon Echo Hub | Not compatible | Everspring Flood Sensor (ST812) and Amazon Echo Hub share no protocol — there is no direct or bridged pairing path. |
| Amazon Echo Show 10 (3rd generation) | Not compatible | Everspring Flood Sensor (ST812) and Amazon Echo Show 10 (3rd generation) share no protocol — there is no direct or bridged pairing path. |
| Apple HomePod (2nd generation) | Not compatible | Everspring Flood Sensor (ST812) and Apple HomePod (2nd generation) share no protocol — there is no direct or bridged pairing path. |
| Apple HomePod mini | Not compatible | Everspring Flood Sensor (ST812) and Apple HomePod mini share no protocol — there is no direct or bridged pairing path. |
| Apple TV 4K (3rd generation) | Not compatible | Everspring Flood Sensor (ST812) and Apple TV 4K (3rd generation) share no protocol — there is no direct or bridged pairing path. |
| Aqara Hub M2 | Not compatible | Everspring Flood Sensor (ST812) and Aqara Hub M2 share no protocol — there is no direct or bridged pairing path. |
| Aqara Hub M3 | Not compatible | Everspring Flood Sensor (ST812) and Aqara Hub M3 share no protocol — there is no direct or bridged pairing path. |
| Bosch Smart Home Controller II | Not compatible | Everspring Flood Sensor (ST812) and Bosch Smart Home Controller II share no protocol — there is no direct or bridged pairing path. |
| Google Nest Hub (2nd generation) | Not compatible | Everspring Flood Sensor (ST812) and Google Nest Hub (2nd generation) share no protocol — there is no direct or bridged pairing path. |
| Google Nest Hub Max | Not compatible | Everspring Flood Sensor (ST812) and Google Nest Hub Max share no protocol — there is no direct or bridged pairing path. |
| Google Nest Wifi Pro | Not compatible | Everspring Flood Sensor (ST812) and Google Nest Wifi Pro share no protocol — there is no direct or bridged pairing path. |
| Google TV Streamer | Not compatible | Everspring Flood Sensor (ST812) and Google TV Streamer share no protocol — there is no direct or bridged pairing path. |
| Home Assistant Connect ZBT-1 | Not compatible | Everspring Flood Sensor (ST812) and Home Assistant Connect ZBT-1 share no protocol — there is no direct or bridged pairing path. |
| Homey Pro mini | Not compatible | Everspring Flood Sensor (ST812) and Homey Pro mini share no protocol — there is no direct or bridged pairing path. |
| IKEA DIRIGERA | Not compatible | Everspring Flood Sensor (ST812) and IKEA DIRIGERA share no protocol — there is no direct or bridged pairing path. |
| Philips Hue Bridge | Not compatible | Everspring Flood Sensor (ST812) and Philips Hue Bridge share no protocol — there is no direct or bridged pairing path. |
| Samsung SmartThings Station | Not compatible | Everspring Flood Sensor (ST812) and Samsung SmartThings Station share no protocol — there is no direct or bridged pairing path. |
| SMLIGHT SLZB-06 (Zigbee PoE coordinator) | Not compatible | Everspring Flood Sensor (ST812) and SMLIGHT SLZB-06 (Zigbee PoE coordinator) share no protocol — there is no direct or bridged pairing path. |
| SONOFF iHost Smart Home Hub | Not compatible | Everspring Flood Sensor (ST812) and SONOFF iHost Smart Home Hub share no protocol — there is no direct or bridged pairing path. |
| SONOFF ZBDongle-E (Zigbee USB coordinator) | Not compatible | Everspring Flood Sensor (ST812) and SONOFF ZBDongle-E (Zigbee USB coordinator) share no protocol — there is no direct or bridged pairing path. |
| SONOFF ZBDongle-P (Zigbee USB coordinator) | Not compatible | Everspring Flood Sensor (ST812) and SONOFF ZBDongle-P (Zigbee USB coordinator) share no protocol — there is no direct or bridged pairing path. |
| Tuya Zigbee Gateway | Not compatible | Everspring Flood Sensor (ST812) and Tuya Zigbee Gateway share no protocol — there is no direct or bridged pairing path. |
Similar devices
Frequently asked questions
Does the Everspring Flood Sensor (ST812) work with Apple Home?
No. Everspring Flood Sensor (ST812) and Apple HomePod (2nd generation) share no protocol — there is no direct or bridged pairing path.
Does the Everspring Flood Sensor (ST812) work with Google Home?
No. Everspring Flood Sensor (ST812) and Google Nest Hub (2nd generation) share no protocol — there is no direct or bridged pairing path.
Does the Everspring Flood Sensor (ST812) work with Amazon Alexa?
No. Everspring Flood Sensor (ST812) and Amazon Echo (4th generation) share no protocol — there is no direct or bridged pairing path.
Does the Everspring Flood Sensor (ST812) work with SmartThings?
Yes. Pairs with Aeotec Smart Home Hub (SmartThings)'s Z-Wave radio. Check the regional frequency: US and EU Z-Wave hardware are not interchangeable.
Is the Everspring Flood Sensor (ST812) Matter certified?
No — the Everspring Flood Sensor (ST812) has no Matter certification on record. It connects over Z-Wave, so it reaches Matter ecosystems only through a bridge.
Sources
- github.com (retrieved 2026-07-17)