The SUNTEST CPS+ is used to test for property changes of materials caused by sunlight and temperature in a short period of time. Product changes happening outdoor or indoor over months or years, such as fading, yellowing or embrittlement can often be simulated within weeks inside a SUNTEST.

• Sensor for measuring the global irradiance (E) in the range of 300 - 800 nm and for regulation in the range of 250 -765 W/m²
• Sensor for measuring and regulating the black standard temperature (BST) up to about 100 °C
• Sensor for measuring the test chamber temperature (TCT).
• XENON lamp NXE 1500B