Negative Ground, Max 170V PV input. 14.5V (12V) 29V (24V) 58V (48V). 13.3V (12V) 26.6V (24V) 53.2V (48V). 1 3V (12V) 26V (24V) 52V (48V). 1 0.5V (12V) 21V (24V) 42V (48V). 12.5V (12V) 25V (24V) 50V (48V).
eBay