Akwatunan yankan rotary wani muhimmin sashi ne na masu yankan rotary da ake amfani da su don ayyukan noma iri-iri kamar yankan ciyawa ko saran amfanin gona.Akwatin gear ne mai mahimmanci da ke da alhakin isar da wutar lantarki ta hanyar tashin wutar tarakta zuwa igiyoyin mai yankan rotary.Tare da ingantacciyar akwatin gear, ruwan wukake na iya juyawa cikin sauri mai girma don yanke ciyayi masu yawa cikin sauri da inganci.Akwatunan kayan yankan rotary galibi ana yin su ne da ƙarfe mai nauyi ko aluminium don jure matsanancin yanayin aiki da lodin da ake fuskanta yayin yankan.Akwatin gear ɗin ya ƙunshi shaft ɗin shigarwa, madaidaicin fitarwa, gears, bearings, hatimi da sauran abubuwan haɗin gwiwa.