DC Air Conditioning - Comfort on the water, no generator required - Panbo
WeBoost DC Power Supply for Drive -X RV Kits – technorv
Amazon.com: RV Power Supply 45Amp Recreational Vehicle Fortron/Source SRV Series Charger Converter Power Supply AC-DC Converts 120VAC to 13.75VDC FSV45-12A : Electronics
AC to DC Converter, 8.5A 102W 110-220V to 12V Car Cigarette Lighter Socket AC/DC Auxiliary Power Adapter for Diesel Heater Car Vacuum Cleaner, Air Compressor Tire Inflator, Portable Fridge - Walmart.com
Dometic Converter Plug 110-240VAC TO 24VDC - Coolers