Q: Can I use Voltage Portals and NCVD pens on DC voltage systems? A: No, Voltage Portals and NCVD pens work only on AC voltage systems up to 1000 Volts. Voltage range and accuracy of the NCVD pen vary by manufacturer.
![Grace Technologies_FC_White Text.png]](https://www.graceport.com/hs-fs/hubfs/Grace%20Technologies_FC_White%20Text.png?height=40&name=Grace%20Technologies_FC_White%20Text.png){kind=small}