For communications equipment operating on dc power, the Protection Technology Group offers surge suppressors that incorporate fast acting, superior performance, and high reliability surge suppression elements
12 Vdc surge protective devices are available through PolyPhaser and Transtector Systems engineered to industry standards and designed to support network requirements
24 Vdc surge protective devices designed to support dc surge protection requirements from the tower top to the network's edge
Transtector Systems, and PolyPhaser offer 48 Vdc surge protective TVSS devices engineered to support communications equipment operating on dc power.
High Voltage DC
High voltage SPD/TVSS devices engineered by PolyPhaser are designed using fast acting superior performance and high reliability suppression technology.
Low Voltage DC
PolyPhaser and DOWIN offer low voltage dc surge protective devices designed to IEC, IEEE, UL, ANSI and NEC standards. From the tower top to the network's edge, we have a dc SPD to meet every application