SpaceSolar - solar panels by TakeMe2Space have been tested in qualified laboratories for space applications, as well as solar cells are fully qualified. Different mechanical and electrical designs can be manufactured to meet with subsystems on board. 

SpaceSolar are solar arrays for nano-satellites, there are available top, bottom and side versions. The solar cells used are 3J-IMM flexible solar cells. It has a protective laminate to resistant to corosion of the inter-connects. The cells operate at 30% efficiency.
 
The pricing mentioned is for body mounted solar panels. TM2Space also provides drivable solar panels (SADA) on request. You can use SADA to increase the OAP (Orbital Average Power) by self-aligning to the sun.