PROBLEM TO BE SOLVED: To effectively discharge internal heat of an radiographic image capture device without causing an increase in size of the radiographic image capture device.SOLUTION: The radiographic image capture device includes a radiographic detector acquiring a radiographic image in accordance with incident radiation, and having a heat-generating body inside and a retention portion 11 provided so as to be in contact with the heat-generating body, detachably retaining a power supply portion, and thermally conductive.COPYRIGHT: (C)2013,JPO&INPIT【課題】放射線画像撮影装置の大型化を招くことなく、当該放射線画像撮影装置の内部の熱を効果的に放出することができる。【解決手段】入射した放射線に応じた放射線画像を取得するとともに、内部に発熱体を有する放射線検出器と、前記発熱体と接触するように設けられ、電力供給部を着脱自在に保持し、かつ熱伝導性を有する保持部11を備えた。【選択図】図2