Siemens 6NH1800-8AAThe Siemens 6NH1800 8AA is an advanced relay module designed for seamless integration within Siemens SIMATIC S7 200 and S7 300 automation systems. This compact unit features eight channels, each capable of controlling a variety of loads, including motors, lights, and solenoids, with a dependable output current of 2A per channel. Powered by a 24V DC supply, it supports output voltages up to 230V AC, ensuring robust performance in diverse applications.