The present invention is a trans -1,3,3,3- tetrafluoro-propene (R-1234ze (E)), fluoro-ethane (R-161) and difluoromethane (R-32) and / or 1, 1-difluoro provides a heat transfer composition comprising a third component selected from ethane (R-152a).본 발명은 트랜스-1,3,3,3-테트라플루오로프로펜 (R-1234ze(E)), 플루오로에탄 (R-161) 및 디플루오로메탄 (R-32) 및/또는 1,1-디플루오로에탄 (R-152a)로부터 선택되는 제3성분을 포함하는 열전달 조성물을 제공한다.