DS1990 Magnetic IButton Dallas Key Access Control Tags
High-performance magnetic iButton for secure access control with durable stainless steel casing. Precision-engineered Dallas key technology ensures reliable data transmission in harsh environments. Ideal for industrial security systems, vending machines, and automated equipment. Compact and waterproof design withstands extreme temperatures (-40°C to +85°C). Embedded ROM chip provides unique 64-bit serial number for tamper-proof identification. Seamless integration with existing Dallas-compatible readers. Ultra-thin profile (16mm diameter, 5.89mm height) with strong neodymium magnet for effortless attachment. Nickel-plated contacts resist corrosion for long-term use. Perfect for inventory management, time tracking, and restricted area access. Global wholesale pricing with bulk discounts available. Ships worldwide with guaranteed lowest rates. Compatible with standard 1-Wire protocols for plug-and-play deployment.