Havells Crabtree Signia Blank Plate 1M – Grey The Havells Crabtree Signia Blank Plate 1M – Grey is a practical solution designed to cover unused module spaces in modular switchboards. It helps maintain a clean, safe, and organized electrical setup by preventing dust entry and accidental contact. Made from high-quality fire-retardant polycarbonate, it ensures durability and long-lasting performance. Its compact 1 module size fits perfectly with Signia modular plates, offering seamless integration. The elegant grey matte finish enhances modern interiors, giving a uniform and premium look. Easy to install, this blank plate is ideal for both current use and future expansion needs.