Varitector PU (VPU) AC US Surge Protection Devices

Weidmuller Varitector PU (VPU) AC US Series Surge Protection Devices enable fuseless operation up to 315A, are certified to UL 1449 Ed. 5, and are cULus listed. These surge protection devices are certified to UL 1449 and IEC/EN 61643-11 standards, ensuring compliance for global applications while meeting the toughest North American standards. The Varitector PU (VPU) AC US series delivers maximum safety and reliability for energy supplies. These devices combine high performance with an outstanding price-to-performance ratio and are designed for renewable energy systems, machinery, process industries, and building infrastructure. Tailored to North American grid types and grounding systems, they guarantee high system availability and robust protection for critical AC applications. The VPU AC US line fully supports NEC requirements, including SPD installation at service entrances and surge protection mandates, helping ensure compliance and safeguarding installations.