⚡ Shield Your Space: Surge Protection That Means Business! Stay informed with a green LED indicator for peace of mind. UL Listed with a 3-year warranty and $7,500 connected equipment coverage. Experience superior safety with advanced thermally protected technology. Built to withstand the elements with a watertight, UV-resistant enclosure. Protect your HVAC and appliances with 3 modes of surge protection. 3 modes of protection TPMOV technology Watertight enclosure The Intermatic AG3000 is a robust surge protective device designed to safeguard HVAC systems and home appliances from power surges. Featuring advanced TPMOV technology, a watertight enclosure, and real-time monitoring, it ensures reliable protection while meeting the highest safety standards with UL certification.