5" NPSH Female Long Handle x 4" NPT Male Adapter Aluminum Single Jacket Fire Hose Available with or without 12"

Available with or without 12" stainless steel chain

Then you can simply use your hose as a "camlock hose"

This will increase your 2" outlet or hose up from 2" NPT female to 2

but can be added on to your solar panel array) can be found at 12 volts and are rated for very low wattage

5" NST (NH) Feale threads

5" NPSH Female Long Handle x 4" NPT Male Adapter Aluminum Single Jacket Fire Hose Available with or without 12"Specifications Female Side 1 5 NPSH Female (National Pipe Straight Hose) Male Side 2 4 NPT Male (National Pipe Tapered) Working Pressure 300PSI Max Test Pressure 1000PSI Max Material T 6061 Aluminum (Aircraft Grade) Finishing Anodized (99. 9% Lead Free) NFPA Standards 1963, 4. 12, 5. 1 5. 6. 4 (Corrosion Resistance) Military Standards MIL A 8625 Type III, Class 1 Industrial Standards International ASTM B221 UL Labs Standards 236 8. 1 Through 8. 2 USDA