Q: Do you have CAD drawings of the Voltage Portal and Combo Units? A: Yes, please see the below links for drawings. Let us know if you can't find what you need here by sending us an email at sales@gracetechnologies.com R-T3 Series (R-T3, R-T3W-LCX, R-T3WS-LCX, R-T3W2-LCF) R-1A Series Labels R-3K Series