The ABB 1SNA645002R0400 is a high-quality terminal block designed for robust and reliable electrical connections. This model, known as RB121A, operates effectively within a voltage range of 48-60VAC. It features a compact and durable design, ensuring it fits seamlessly into various electrical setups. The terminal block is UPC coded 662019284309, confirming its authenticity and quality standards set by ABB, a trusted name in electrical components. Weighing just 1 lb, it's both lightweight and easy to handle, making installation and maintenance straightforward. Ideal for a wide range of industrial applications, this terminal block is engineered to facilitate efficient wiring and enhance system organization.