J 变压器，JBK3-500VA(铜) 3-2/220 110 36 24 12 6 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20250116-40805395.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20250116-19074720.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20250116-50333862.jpg