The OMRON A3SJ-5912 is a lighted square pushbutton switch designed for industrial automation applications. Featuring a 40-mm body, this switch offers both momentary and alternate operations, making it versatile for various control panel setups. Its miniature design ensures easy panel mounting, while the simple lamp replacement feature enhances maintenance efficiency. Ideal for environments requiring reliable and durable switch solutions, the A3SJ-5912 integrates seamlessly into OMRON's extensive range of automation and safety products.