In order to improve assemblability, and it can inhibit to form the bad order of Hou. A kind of fishing-purpose electric reel is provided, system drives the fishing-purpose electric reel of internal motor (4) by allowing power supply unit connection from outside, it is to have: having the reel main body (2) of main body frame (21) with what receiving motor (4) and in outer part, the connector (10) of power supply unit is connect and can be arranged to electrical resistance handling with motor (4), and it installs the mounting wall (21D) of what main body frame (21) using fixed screw (66) and has and keep tool (6) with the fixation of the retaining hole (62) of what fixed connection device (10).為了將組裝性提高,並能抑制成型後的外觀不良。提供一種釣魚用電動捲線器,係藉由從外部讓電源部連接來驅動內部的馬達(4)之釣魚用電動捲線器,其係具備:用於收容馬達(4)且在外圍部具有主體框架(21)之捲線器主體(2)、與馬達(4)連接且可電氣性裝卸地設置電源部之連接器(10)、及利用固定螺絲(66)裝設於主體框架(21)之安裝壁(21D)且具有用於固定連接器(10)的保持孔(62)之固定保持具(6)。