Hi Kim - GE Profile™ Series 1.1 Cu. Ft. Countertop Microwave Oven
PEM31EFES will not fit in an 11 1/2" deep cabinet (Approx. Product Dimensions (WxHxD) (in.) 24 in x 12 1/8 in x 12 7/8 in). For built-in installation with optional trim kit (sold separately), view the Quick Specs for cabinet dimensions: https://products.geappliances.com/MarketingObjectRetrieval/Dispatcher?RequestType=PDF&Name=PEM31SF_EF_BM_FM_R2_17.pdf - We currently do not offer a model that would fit in an 11 1/2" deep cabinet. Keep in touch!