Develco SMSZB-120 Compatibility
frient Intelligent Smoke Alarm · sensor Zigbee
The Develco SMSZB-120 (frient Intelligent Smoke Alarm) is a Zigbee sensor from Develco. It monitors your home and reports back to your hub — useful for automations that react to motion, contact, temperature, humidity, leaks or air quality. It's confirmed working across 4 platforms, including ZHA (Home Assistant), Zigbee2MQTT, deCONZ and more. Because it speaks standard Zigbee, the Develco SMSZB-120 pairs with any Zigbee coordinator once it's joined to one of the supported bridges above.
Compatibility at a glance
Develco SMSZB-120 is a Zigbee sensor from Develco. It is compatible with: ZHA (Home Assistant), Zigbee2MQTT, deCONZ, Zigbee for Domoticz.
| ZHA (Home Assistant) | ✓ Supported |
| Zigbee2MQTT | ✓ Supported |
| deCONZ | ✓ Supported |
| Zigbee2Tasmota | ✗ Not supported |
| ioBroker | ✗ Not supported |
| Zigbee for Domoticz | ✓ Supported |
| iHost | ✗ Not supported |
Where to buy the Develco SMSZB-120
The Develco SMSZB-120 is widely available on Amazon in the US, UK, Canada and across Europe. Prices and stock vary by region — the link below opens results for your local Amazon store.
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Recommended Zigbee coordinators
The Develco SMSZB-120 needs a Zigbee coordinator (USB stick) to join your network. These are the ones we'd buy:
As an Amazon Associate, WillItPair earns from qualifying purchases. This doesn't affect what you pay.
Frequently asked questions
Does the Develco SMSZB-120 work with Home Assistant?
Yes. The Develco SMSZB-120 is supported in Home Assistant — natively through the ZHA integration. It also works through Zigbee2MQTT.
Is the Develco SMSZB-120 compatible with Zigbee2MQTT?
Yes, the Develco SMSZB-120 is supported by Zigbee2MQTT.
What Zigbee hub do I need for the Develco SMSZB-120?
Any Zigbee coordinator paired with one of the supported bridges (ZHA (Home Assistant), Zigbee2MQTT, deCONZ, Zigbee for Domoticz) will let you use this device. A SONOFF Zigbee dongle or a ConBee II are common choices.