DS1990A iButton Key – Premium Dallas Key with Advanced Security Features
High-performance DS1990A iButton key with durable stainless steel casing for extreme durability. Features a unique 64-bit ROM code for secure identification, ideal for access control systems and industrial applications. Precision-engineered DS1990A-F5 variant ensures reliable data transmission in harsh environments. Waterproof design with rugged construction, perfect for logistics, asset tracking, and automated authentication systems. Globally recognized TM Card technology guarantees compatibility with Dallas/Maxim readers. Bulk purchasing available at wholesale pricing for enterprise solutions. Trusted by professionals for seamless integration and long-term reliability. Optimized for key management, timekeeping, and secure entry systems. Minimalist yet robust design ensures effortless deployment in commercial and industrial settings.