The DIALIGHT 103-1237-403 is a neon panel mount indicator engineered for demanding industrial applications. Constructed with a nickel-plated brass base and a durable polycarbonate cap featuring a chrome-plated brass bezel, this indicator offers exceptional reliability and longevity. It's designed for a 1" mounting hole and provides a clear, bright visual signal, making it ideal for machinery status indication, process monitoring, and safety alerts. The indicator's robust construction and oiltight design ensure consistent performance even in harsh environments.