4Independence 48v DC-Direct Battery Charging Portable Generator - 2.5kw or 4.3kw - 12v, 24v, 36v, 48v, 60v, 72v, 96v, 144v

Backup power source for on-grid homes during outages and emergencies. Supplemental power for off-grid solar homes. Freedom to roam and explore in air-conditioned comfort for RVs and boats of all sizes. Simply connects directly to your batteries and automatically starts when the battery is 80% discharged and shuts down automatically when the battery is 90% charged.  On-grid: backup power during outages and emergencies - combined with one of our Lifepo4 batteries and an inverter, it can conservatively power your whole home during emergencies. Sleep in comfort, it can even power TWO of our 12,000 BTU or one 24,000 BTU ultra-efficient 48-Volt DC mini-split air conditioner heat exchangers  Off-grid: supplements solar on cloudy days, wind on calm days, or high-load days such as when family visits Range extender for electric boats and smaller golf-cart sized EVs, truck air conditioning, and agricultural drones. Features Unattended Operation up to 100 hrs Auto-starts when the Lifepo4 batte