The 1838420-3 is a 5-position male M12 panel mount connector designed for wire-to-board and wire-to-panel systems. It features pin-type contacts in a circular layout and is preloaded for ease of use. This connector is sealable, providing environmental protection, and operates over a temperature range of -25°C to 90°C. With a keyed mating alignment and panel mount retention, it ensures a secure and reliable connection in applications such as industrial controls and sensor systems.