Develco IOMZB-110 in Home Assistant
Relays & modules · Zigbee · IO module
This device is known to both Zigbee integrations: Zigbee2MQTT has a definition for it, and ZHA has a quirk that adapts it.
Facts about this device
- Brand
- Develco
- Model
- IOMZB-110
- Device type
- Relays & modules
- Radio
- Zigbee
- Power
- Mains powered
- Reports itself as
- IOMZB-110
- Zigbee2MQTT
- Device page on zigbee2mqtt.io
How the device gets into Home Assistant
- official ZHA – with a Zigbee coordinator and the ZHA integration; the quirk the device needs is part of ZHA.
- add-on Zigbee2MQTT – Zigbee2MQTT runs as an add-on and passes the device on to Home Assistant over MQTT.
Known problems and fixes
Changes proposed for ZHA
- pull request A Tuya remote alarm is not yet supported by ZHA. The proposed change would allow ZHA to trigger alarms using this device.
ZHA quirks for this device
Quirk included in ZHA Recommended quirk
Part of ZHA – Home Assistant uses it on its own, nothing to install.
Adds: COM 1 COM 2 IN1 IN2 IN3 IN4
Source:
zha-device-handlers · since zha-quirks 2.2.2
Signature: frient A/S / IOMZB-110
2 more quirks for this device
-
Quirk proposed, not merged yet
frient A/S/IOMZB-110zha-device-handlers · pull request #4950 · by @marcintyminski · April 27, 2026 -
Quirk proposed, not merged yet
Develco Products A/S/IOMZB-110zha-device-handlers · pull request #4950 · by @marcintyminski · April 27, 2026
Alternatives
The same job from other makers – devices of the same type and radio that work with Home Assistant too.
-
BTicino FC80CC
Relays & modules · Zigbee · DIN contactor module
Zigbee2MQTT
Review
-
Paulmann 500.43
Relays & modules · Zigbee · SmartHome controller (Relay)
Zigbee2MQTT
Review
-
Tuya TS011F_din_smart_relay Relays & modules · Zigbee · Din smart relay (with power monitoring) Zigbee2MQTT Review
-
Vimar 03981
Relays & modules · Zigbee · IoT connected relay module
Zigbee2MQTT
Review
Sources: Zigbee2MQTT, ZHA quirks, Z-Wave JS, the Matter certification database, Shelly, ESPHome, Tasmota, Tuya Local and the issue trackers on GitHub. Reports are assigned to a device by the identifiers they contain; the sentences come from the integration pages, where a language model writes them from the titles.
