Experience the reliability and precision of the Nakanishi E4000-SRB Safety Relay Box, a top-quality choice for your machining centers and milling machines. This unit, with its origin in Japan, showcases NAKANISHI's commitment to excellence in manufacturing, ensuring that your equipment operates with the utmost safety and efficiency. Designed to meet the rigorous demands, this single unit safety relay box is a versatile component ideal for a variety of equipment.