Varitector PU (VPU) AC US Surge Protection Devices

Weidmuller Varitector PU (VPU) AC US Series Surge Protection Devices deliver reliable safety and performance for energy systems. Certified to UL 1449 and IEC/EN 61643-11, they support global compliance while meeting rigorous North American standards. Designed for renewable energy systems, industrial machinery, process environments, and building infrastructure, the VPU AC US series combines strong performance with an excellent price-to-performance ratio. Tailored to North American grid configurations and grounding systems, these devices enhance system availability while providing robust protection for critical AC applications. As data centers are increasingly classified as critical infrastructure, surge protection has become essential. Even minor electrical disturbances can affect availability, SLA compliance, and operating costs.