SMAconnector nau'in haɗin haɗin coaxial ne na RF wanda aka haɓaka a cikin 1960s don sauƙaƙa zuwa kebul na coaxial.Yana da ƙayyadaddun ƙira, tsayi mai tsayi da ƙwararrun aikin lantarki sun sanya shi ɗaya daga cikin masu haɗin da aka fi amfani dashi a cikin aikace-aikacen RF da Microwave a duk faɗin hukumar.