(6-34V Input 6A, 6-24V Output 10A, programable PSU

[flexy]

I just came across this, it could be useful for building a charger

'Charge current, float voltage and bulk charging parameters can be setup via USB interface into the OPEN-UPS non volatile flash memory.'

http://www.cartft.com/catalog/il/1540?utm_source=Newsletter&utm_medium=E-Mail&utm_term=Mai&utm_campaign=OpenUPS