Blue Sky Energy - based in USA
The company began as RV Power Products in 1993, producing high quality power equipment for the Recreational Vehicle market. After seeing the popularity of their MPPT charge controllers, the company changed direction in 1998 to aim at the large solar power maket under the name Blue Sky Energy products, distributing across the globe.
Product Details
Charge Controllers - A range of MPPT charge controllers for 12, 24, or 48 volt batteries, handling currents upto 60 amps.
Location of Blue Sky Energy website - http://www.blueskyenergyinc.com