以下是关于LYD-12R磁性开关的中英文介绍：

LYD-12R磁性开关是一种广泛应用于工业自动化领域的检测元件。它通过磁场感应来实现开关动作，能够精准地检测物体的位置和运动状态。该产品具有较高的灵敏度和稳定性，能够在复杂的工业环境中稳定工作。其价格因销售渠道和采购数量等因素有所不同，一般来说，单个LYD-12R磁性开关的价格在65-70美元左右。该产品的生产厂家为LYDTEK，这是一家在磁性开关领域具有丰富经验的企业，其产品以良好的性能和质量受到市场的认可。

The LYD-12R magnetic switch is a detection component widely used in the field of industrial automation. It achieves switch action through magnetic field induction, capable of accurately detecting the position and movement status of objects. This product features high sensitivity and stability, enabling it to work stably in complex industrial environments. The price of the LYD-12R magnetic switch varies depending on sales channels and purchase quantities. Generally, the price of a single LYD-12R magnetic switch ranges from 65 to 70 US dollars. The manufacturer of this product is LYDTEK, a company with extensive experience in the magnetic switch field. Its products are well-received in the market for their good performance and quality.