# \#zen30
**URL:** https://www.zoozcommunity.com/tag/zen30/10.md
[Latest](https://www.zoozcommunity.com/latest.md) · [Categories](https://www.zoozcommunity.com/categories.md) · [Tags](https://www.zoozcommunity.com/tags.md)
---
## [ZEN30 no longer turns light on after firmware upgrade to 4.50](https://www.zoozcommunity.com/t/zen30-no-longer-turns-light-on-after-firmware-upgrade-to-4-50/867)
**Author:** [@kohenkatz](https://www.zoozcommunity.com/u/kohenkatz)\
**Replies:** 8\
**Last updated:** [September 15, 2026, 2:01pm UTC](https://www.zoozcommunity.com/t/zen30-no-longer-turns-light-on-after-firmware-upgrade-to-4-50/867 "2026-09-15T14:01:33Z")
After upgrading my ZEN30 Double Switch to firmware version 4.50, the light controlled by the dimmer no longer turns on. Z-Wave On/Off/Dim commands and physically pushing the switch paddle both make the LEDs change, but t…
---
## [ZEN30 800LR becomes unreachable by HA until a local paddle is pressed](https://www.zoozcommunity.com/t/zen30-800lr-becomes-unreachable-by-ha-until-a-local-paddle-is-pressed/834)
**Author:** [@JustinTime](https://www.zoozcommunity.com/u/JustinTime)\
**Replies:** 10\
**Last updated:** [August 17, 2026, 3:14pm UTC](https://www.zoozcommunity.com/t/zen30-800lr-becomes-unreachable-by-ha-until-a-local-paddle-is-pressed/834 "2026-08-17T15:14:21Z")
I have at least 100 Zooz devices controlled by Home Assistant. All work great, except for the Zen30 double switches. I use them in each bedroom where the dimmer controls the pot lights and the switch controls a wall rec…
---
## [ZEN30 Fan Switch Default To Instant On](https://www.zoozcommunity.com/t/zen30-fan-switch-default-to-instant-on/842)
**Author:** [@pegasus9](https://www.zoozcommunity.com/u/pegasus9)\
**Replies:** 4\
**Last updated:** [August 3, 2026, 7:17pm UTC](https://www.zoozcommunity.com/t/zen30-fan-switch-default-to-instant-on/842 "2026-08-03T19:17:53Z")
I have the Zen30 hooked up to a bathroom fan/light but the fan gradually comes up to speed rather than instant on. Any way to change this?