热过载继电器，NXR-100 37A-50A AEN772- 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20250116-90201640.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20250116-38628428.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20250116-62927517.jpg