MARINE-GRADE WATERPROOFING:​ Unlike standard converters, this unit features a 100% epoxy-sealed design that resists salt spray, humidity, and water intrusion, making it perfect for fish finders and marine electronics STABLE 5V FOR NAVIGATION:​ Provides a consistent 5V output for GPS chartplotters, sonar fish finders, and marine radios, preventing data loss or screen flickering on rough waters WIDE INPUT RANGE 12V-55V:​ Works with 12V and 24V boat electrical systems, handling the voltage swings from engines and deep-cycle batteries 10A CAPACITY FOR ELECTRONICS:​ Powers essential navigation equipment reliably without interfering with your boat's starting battery or house bank EASY INSTALLATION:​ Simple two-wire connection (input/output) allows for quick mounting near your helm or electronics bay Marine Waterproof DC-DC Converter (5V Output) Designed for the harsh marine environment, this 50W DC-DC converter delivers stable 5V power to your sensitive boating electronics. The fully potted epoxy encapsulation ensures complete protection against water, salt, and vibration. Specifications: Input: 12V-55V DC (Marine Battery Systems) Output: 5V DC @ 10A (50W) Protection: Epoxy Sealed, Reverse Polarity, Over Current Material: Anti-Corrosive Aluminum Case