Siemens 52BT6GBAB Illuminated Pushbutton Switch

Siemens 52BT6GBAB Illuminated Pushbutton Switch is a 30 mm BlackMax panel‑mount pushbutton with an LED indicator and a white lens, built as a complete metal unit for rugged industrial control panels. The unit uses a 120 V AC LED lamp powered through an internal transformer, enabling clear status indication on equipment such as conveyors, presses, and control enclosures. It is configured as a two‑position momentary switch with one normally open and one normally closed contact (1NO‑1NC), and is described as Push‑To‑Test (PTT) illuminated pushbutton. This device belongs to Siemens’ 52 Pushbutton Units and Indicator Lights family, offering durable construction, visible illumination, and dual‑contact operation suitable for machine control and process signaling in industrial installations.