AERA-AdvancedEnergy PA 7800August 24, 2012|AERA-AdvancedEnergy, Mass Flow Controllers Home » Mass Flow Controllers » AERA-AdvancedEnergy » AERA-AdvancedEnergy PA 7800 Coastal Instruments services a wide array of AERA-AdvancedEnergy mass flow controller models. The AERA-AdvancedEnergy PA 7800 is one of the models we service.