Portescap 型錄更新2019！！！！！
型錄下載網址：https://www.portescap.com/sites/default/files/Digitial_Product_Catalog.zip
新增許多更棒且效能更好微型馬達型號
Ultra EC Brushless DC Motors （Ultra EC 無刷直流馬達）
https://www.portescap.com/products/brushless-dc-motor/ultra-ec-brushless-dc-motors
Athlonix DC Motors
https://www.portescap.com/products/brush-dc-motor/athlonix-high-power-density-brush-dc-motors
Brush DC Motors 有刷直流馬達
https://www.portescap.com/products/brush-dc-motor
