Designed for use in navigation lights, these bulbs operate at 220V / 24V / 12V and are available in 40W / 65W power ratings with E27 / B22 / P28 / BAY15 base types. They are compatible with colored glass luminaires and provide the required luminous intensity, contributing to COLREG-compliant navigation lighting. Resistant to saltwater and vibration, they offer long service life and easy installation. Suitable for both commercial and recreational vessels.