The 1557B INNER PANEL from Hammond Manufacturing is specifically designed for use in NEMA enclosures, providing a reliable solution for organizing electrical components. This inner panel is made from high-quality materials, ensuring durability and compliance with industry standards. Its dimensions are optimized for a perfect fit within the 1557 series enclosures, making installation straightforward. The panel enhances the functionality of your enclosure while maintaining a clean and professional appearance, making it suitable for various applications in industrial and commercial settings.