The Siemens 3SB3400-1PA is a pushbutton switch with illuminated circles. It features an IP 66 seal for restricted access, as well as a flush-mounted design for a sleek profile. The switch has up to 5 poles, 7 contacts, and is illuminated with an LED light in either red, green or blue. It comes with a NEMA 4X/13 protection rating, making it ideal for use in harsh environments. It is UL/cUL Recognized, and CSA Certified, ensuring durability and reliability. The 3SB3400-1PA is a great choice for applications that require operator safety and control.