Siemens 7PU4620-2BN20

The Siemens 7PU4620-2BN20 is a solid-state time relay designed for on/off delay applications. It features two changeover contacts with delayed switching and includes an auxiliary voltage input, accommodating eight timing ranges from 0.5 seconds up to 100 hours. This relay operates on either 24V AC (50/60Hz) or 24V DC power supplies, and its status is indicated by two LEDs for clear visual feedback. Although this particular model has reached the end of its product life, BSP Automation continues to provide support and alternatives for users seeking reliable timing solutions.