The Port Navigation Signal Light 30W, Type CXH2-2S, is a specialized maritime lighting fixture designed to ensure the safe navigation of vessels. This particular model operates at a rated voltage of DC 24V with a power consumption of 30W, utilizing an incandescent lamp as its light source. The light emitted is red, a color typically used to indicate the port (left) side of a vessel, aiding in the prevention of maritime collisions. The lamp holder is of type B15d, and the light is designed to cover a horizontal arc of 112.5 degrees and a vertical arc of +5 degrees, ensuring broad visibility. It boasts a visible distance of 2 nautical miles and adheres to the IP56 protection class, signifying a strong resistance to dust and water ingress, making it suitable for the harsh marine environment. The light's cable accommodates an outside diameter of 10 to 12 mm, and its seat-mounted installation method allows for secure attachment to the vessel. The light can operate in a wide range of ambient temperatures, from -30°C to +55°C, demonstrating its capability to withstand extreme weather conditions. The robust construction of the lamp body is made from stainless steel, while the lamp shade is crafted from PC engineering plastic, known for its durability and resistance to UV radiation. The lamp shade is available in transparent, red, green, and yellow colors, providing options to comply with various maritime signaling requirements. With a weight of 1.5 kg, this navigation signal light is a reliable choice for maritime vessels needing to meet safety standards and regulations.