Industrial Andon Tower Signal Light for Workstations : Designed for industrial workstations and production lines, this 4-Stack LED Andon tower light provides clear visual status signaling to support lean manufacturing, reduce response time, and improve operational efficiency. Industrial-Grade Construction with High-Visibility LEDs : Constructed with a PC lens, ABS housing, and aluminum alloy pole for long-lasting durability in industrial environments. Each color (Red/Yellow/Green/Blue) is equipped with 6 high-brightness LEDs with wide viewing angles and minimal light degradation, ensuring reliable visibility over time. ABB Selector Switch Control : Equipped with a 4-hole control box and genuine ABB industrial selector switches. Each layer supports ON (steady) and OFF modes, allowing operators to clearly indicate machine or process status with simple manual control. Mean Well Industrial Power Adapter – Stable and Energy Efficient : Powered by a genuine Mean Well industrial-grade AC-DC power adapter with a 2-pin USA plug, supporting a wide input range of 85–264VAC. Extremely low no-load power consumption (<0.075W), compliant with USA EISA 2007 / DoE and Canada NRCan standards. Flame-retardant 94V-0 housing and double insulation enhance electrical safety. Plug-and-Play Installation for Indoor Industrial Use : Compact design with included aluminum pole and mounting bracket for quick installation at workstations or machinery without complex wiring. Suitable for indoor applications such as factories, warehouses, workshops, laboratories, and maintenance areas. Wide Voltage Compatibility: Universal power supply accepts 85-264V AC input, making this signal tower compatible with electrical systems worldwide for flexible installation across different regions and facilities 360-Degree Visibility Design: High-intensity LED modules emit light in all directions, ensuring signals are visible from any angle in large industrial spaces, improving response time and communication efficiency The ANDONT 4-Stack LED Andon Tower Light is a professional industrial signaling solution designed for workstations, production lines, and indoor industrial environments. Its Red/Yellow/Green/Blue LED stack provides clear and reliable visual status indication, supporting lean manufacturing, reducing response time, and improving operational efficiency. Constructed with industrial-grade materials—including PC lenses, ABS housing, and a durable aluminum alloy pole—this tower is built to withstand demanding industrial conditions. Each LED layer features 6 high-brightness LEDs with wide viewing angles and minimal light degradation, ensuring long-lasting visibility even in busy and noisy work environments. Equipped with ABB industrial selector switches, operators can easily control each LED layer in ON (steady) or OFF mode, providing flexible and intuitive indication of machine or process status. Optional built-in buzzer ensures clear audible alerts for enhanced safety and response efficiency. Powered by a genuine Mean Well AC-DC industrial adapter (85–264VAC) with extremely low no-load power (<0.075W), the tower meets US EISA 2007 / DoE and Canada NRCan energy standards. Flame-retardant 94V-0 housing and double insulation provide added electrical safety. The compact, plug-and-play design—with included aluminum pole and mounting bracket—allows for quick and easy installation at workstations or machinery without complex wiring. Ideal for factories, warehouses, workshops, laboratories, and maintenance areas, the ANDONT 4-Stack LED Andon Tower Light is the reliable choice for professional industrial signaling.