Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - can you use a DC motor controller to charge car battery from a higher voltage battery

Daox · 02-11-2009, 09:00 PM

What you're looking for is a DC to DC converter. Possibly a solar charge controller might work (and are fairly cheap), although I'm not sure they can handle much amperage.

02-11-2009, 09:00 PM	#2 (permalink)
Daox Administrator Join Date: Dec 2007 Location: Germantown, WI Posts: 11,203 CM400E - '81 Honda CM400E 90 day: 51.49 mpg (US) Daox's Grey Prius - '04 Toyota Prius Team Toyota 90 day: 49.53 mpg (US) Daox's Insight - '00 Honda Insight 90 day: 64.33 mpg (US) Swarthy - '14 Mitsubishi Mirage DE Mitsubishi 90 day: 56.69 mpg (US) Daox's Volt - '13 Chevrolet Volt Thanks: 2,501 Thanked 2,587 Times in 1,554 Posts	What you're looking for is a DC to DC converter. Possibly a solar charge controller might work (and are fairly cheap), although I'm not sure they can handle much amperage. __________________ Current project: A better alternator delete