The Littelfuse TSDB421 is a high-performance solid state timer designed for reliable timing control in various applications. With a voltage range of 9-36VDC, this timer is suitable for automation systems and industrial controls. Its solid state construction ensures durability and longevity, making it ideal for demanding environments. The TSDB421 features user-friendly settings for easy configuration, allowing for precise timing adjustments. Compliant with industry standards, this timer enhances operational efficiency and reliability in both commercial and industrial settings.