The Allen-Bradley AB AC Relay with Pneumatic Time Delay Unit 700-NT400A1 is a high-quality industrial automation component designed for PLC processors and other motion control systems. This relay features a coil voltage of 120 V-AC and comes with a model number of 700-NT400A1. It is a reliable and efficient solution for controlling various industrial processes with precision and accuracy. The inclusion of a pneumatic time delay unit adds an extra layer of functionality to this product, making it a valuable asset for businesses in need of reliable automation systems.