The Dorma TS99FL door closer with free-running sliding arm is designed for reliable door control in demanding environments. This electro-hydraulic door closer features a free-running function that activates at a certain door opening angle, allowing for effortless passage while maintaining a controlled closing process. Certified to EN 1154 and EN 1155, the TS99FL is suitable for fire-resistant and smoke-tight doors, making it ideal for commercial and institutional applications. With a maximum door width capacity of 1100 mm and a closing force class 4 according to EN standards, this door closer provides consistent performance. The device operates with a stabilized 24 V DC ± 15% power supply at a power consumption of 2 W. All closing parameters, including closing force, closing speed, and impact force, are infinitely adjustable to meet specific requirements. Designed in a contour style with a silver metal finish, the TS99FL is suitable for both DIN left and DIN right door configurations. The product includes complete mounting materials and sliding rails for easy installation. Manufactured by Dorma, this door closer combines precision engineering with durable metal construction for long-term reliability in high-traffic areas.