412FH by ebm-papst Design and production,in Shenzhen Tuoyue Electronics Co., Ltd. Spot sales,And can pass Shenzhen Tuoyue Electronics Co., Ltd. Purchasing。412FH Price reference $ 0。412FH - 。You can download 412FH Chinese information、Pin map、DatasheetData sheet function specification,In the information 412FH Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial