moral Electrical Co., LtdThe SAI4002DS is an electronic part that is manufactured by Jiangsu Goldmoral Electrical Co., Ltd. It is a solid state relay (SSR) with through hole mounting and RoHS compliance. It has 240V AC load ratings and a 0.5A switching current. This makes it ideal for low wattage applications. It has fast switching with low ON resistance and a high rate of insulation resistance. It also features short circuit protection, LED indicator, and has an operating temperature range of -30°C to 125°C. It is lightweight, making it easy to install and is designed to provide reliable performance in harsh environments. It is used in electrical appliances, vending machines, industrial equipment, and more.