6 model

Free

Smoke alarm holder for Anet A8

Thingiverse

Free

Smoke Alarm Shutdown - Multiple Inputs

Thingiverse

Free

Fire-Stop Smoke Alarm for 3D Printers

Thingiverse

Free

CR-10S Mini Smoke alarm Top Mount First alert Lowes

Thingiverse

Free

Robox DIY Smoke Alarm Power Switch using Arduino Micro

Thingiverse

Free

auto shut down printer by smoke alarm

Thingiverse