Summary: With this PTC-Heater-Cage you can do the following: You can safely dissipate lost heat from separated electronics / Generate air recirculation, or ventilate small to medium-sized electronics package housings / Heat small containers such as terrariums, incubators, equipment cases, lipo preheaters, tire preheaters, filament Dryers, and much more. This two-piece case is available in two variants for 40mm fans with 10 or 20mm thickness. The housing provides space for heating elements or electronic components up to a maximum of: 31.0 x 35.5 x 71.0mm. There is a suitable mounting plate available, which can be screwed to the cage or hold the cage by means of snap mechanism. In addition, matching fan guards are available.