The Linksys PA100 is a 100V to 240V AC switching power supply for Linksys SPA900 Series, Cisco SPA300 Series and Cisco SPA500 Series VoIP phones as well as Cisco SPA21xx ATA's. The Linksys PA100 is design for use within North America.
- SPA921, 922, 941, 942, & 901
- SPA501G, 502G, 504G, 508G, & 509G
- SPA301G & 303G
- SPA525G & 525G2
- SPA2102 & 3102