The ABB 1SNA645501R0500 is a high-quality relay designed for robust performance and reliability. This model, known as the RBR121A, operates effectively with a 24V AC/DC power supply. It features a compact and efficient design, making it suitable for a wide range of applications. The relay is part of ABB's renowned product line, ensuring top-tier construction and durability. With a net and gross weight of just .9525 ounces, it is lightweight yet powerful. Ideal for both industrial and commercial use, this relay is engineered to meet the highest standards of functionality and operational excellence.