Waterproof DC (5-32V) to 12V 3A Voltage Power Supply Converter Regulator
WaterProof 30-90V to 12V 25A 300W Step Down DC/DC Power Converter Regulator. WaterProof 12V/24V to 5V 20A 100W Step Down DC/DC Power Converter Regulator UK. WaterProof 60V to 48V 10A 480W Step Down DC/DC Power Converter Regulator UK.