中文介绍
E3K55-R4N1光电开关是一种高性能的光电检测设备，广泛应用于工业自动化领域。该产品采用先进的光电技术，通过发射和接收光信号来检测物体的存在与否，具有检测精度高、响应速度快、抗干扰能力强等特点。
此款光电开关为反馈反射型，检测距离可达2米，适用于多种复杂环境。其工作电压为直流10-30V，采用负逻辑NPN输出，常开（NO）形式。
E3K55-R4N1光电开关的外壳设计坚固耐用，能够适应不同的工业环境，同时具备良好的防护性能，确保设备在恶劣条件下也能稳定运行。
上海双旭电子有限公司是E3K55-R4N1光电开关的专业生产厂家。该公司拥有精湛的技术水平和丰富的行业经验，能够为客户提供高质量的产品和完善的售后服务。

英文介绍
The E3K55-R4N1 photoelectric switch is a high-performance photoelectric detection device widely used in the field of industrial automation. It uses advanced photoelectric technology to detect the presence or absence of objects by emitting and receiving light signals, featuring high detection accuracy, fast response speed, and strong anti-interference ability.
This photoelectric switch is of the retro-reflective type with a detection distance of up to 2 meters, suitable for various complex environments. It operates on a DC voltage of 10-30V, with a negative logic NPN output in normally open (NO) form.
The housing of the E3K55-R4N1 photoelectric switch is designed to be robust and durable, capable of adapting to different industrial environments. It also has good protective performance to ensure stable operation of the equipment under harsh conditions.
Shanghai Shuangxu Electronics Co., Ltd. is the professional manufacturer of the E3K55-R4N1 photoelectric switch. The company has excellent technical skills and rich industry experience, and can provide customers with high-quality products and comprehensive after-sales services.

E3K55-R4N1光电开关的价格因市场供需、采购数量等因素会有所波动，建议联系生产厂家或经销商获取最新的报价。