The Protech 80901011 Solar Panel is the factory-matched replacement photovoltaic module for SOLARIS and PORTALIS infrared barrier towers, ensuring continued autonomous operation without external power infrastructure. Designed for seamless integration with all SOLARIS tower heights (3.3 ft, 4.9 ft, 6.5 ft, 8.2 ft, and 10 ft) and PORTALIS 8.2 ft and 10 ft towers, this solar panel maintains the charging cycle required for the internal 4V 5Ah battery pack - keeping your wireless mesh network infrared barriers operational 24/7. The panel mounts directly to the tower housing using the original mounting points, preserving weatherproof integrity and aesthetic consistency. Ideal for proactive maintenance programs, spare parts inventory, or field replacement after storm damage or degradation. Restore full solar-powered autonomy to your perimeter detection system with this genuine Protech replacement solar panel.