Simplex 4905-9931 Back Box Adapter Plate

The Simplex 4905-9931 Back Box Adapter Plate is a durable and practical mounting accessory designed to securely install Simplex 4905 series wall-mounted notification appliances. Made from high-quality materials, this adapter plate provides a stable mounting surface and helps accommodate various back box configurations for efficient and professional installations. It simplifies alignment and ensures a clean, flush appearance on any wall type. Ideal for both retrofit and new construction projects, the 4905-9931 adapter plate offers reliable support in commercial, industrial, and institutional fire alarm systems. Its corrosion-resistant finish enhances longevity, while precision cutouts guarantee compatibility with Simplex notification devices. This adapter plate ensures an easy and secure mounting solution for fire protection professionals seeking dependable installation performance.