Skip to main content
Electronic Theatre Controls Inc

What is the Pinout of the Battery Port on my Fos/4 Panel Fixture?


Fos/4 Panel originally shipped with a 4 pin XLR for battery power. In April 2020, that was changed to 3 pin due to consumer demand. 

The pinouts for both the 4 and 3 pin connectors are below:



Caution-Icon.png Fos/4 fixtures have reverse polarity protection, however if polarity is reversed the fuse on the DC power board will blow. 
  • Was this article helpful?