The Littelfuse SPDN-B277-3Y is a top-tier surge protection device designed to safeguard your industrial systems from unexpected voltage spikes. Engineered to deliver robust protection, it boasts a formidable surge current capacity of 130kA, ensuring your equipment remains secure under the most demanding conditions. Operating at 277V, this device is optimized for WYE configurations, making it ideal for a wide range of industrial and commercial applications. Its NEMA-rated design ensures durability and resilience, even in harsh environments, providing peace of mind and reliability. The SPDN-B277-3Y promises easy installation and integration into existing systems, making it a practical choice for enhancing the longevity and performance of your electrical network. Invest in the Littelfuse SPDN-B277-3Y and equip your facility with superior surge protection.