变压器，JMB-2000VA(铜) 220/12 BMX574- 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20250116-61951739.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20250116-71836520.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20250116-11514419.jpg