GEO Solar Sensor Box is a silicon sensor for measurement of solar irradiance and temperature. The powder-coated aluminium case in conjunction with the solar cell laminated between glass and Tedlar foil builds a very reliable and rugged sensor. The IP65 water proof level make it more easily to be installed with your PV system. And the RS-485 signal output can be used to integrate with GS Web Box, GS Logger or GS Home Touch platform.