Overview Reviews Product Description Aaon Controller, Modgas-X OE377-26-00058. Replaces part# R02130, V12090. Product Videos Custom Field Product Reviews Write a Review Write a Review × AAON ASM01668 Modgas Board Heat-x Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *