The CARLO GAVAZZI S142ARNN024 is a high-quality photo amp with 1 channel, featuring 2 NPN outputs and a single pole double throw (SPDT) configuration. This model is specifically designed to operate on a 24VAC power source. It offers reliable performance and precise control over electrical switching operations, making it ideal for various industrial and commercial applications. With its compact and durable design, the S142ARNN024 ensures long-lasting functionality and efficient operation.