The 13435AK is a professional quick-break momentary pushbutton switch from the 13000 series, designed for panel mounting applications with single pole configuration and solder lug terminals. It features a 6.35 mm (1/4") bushing and is available with multiple contact material options including silver (A), silver gold-plated (AD2), or brass gold-plated (CD) contacts. The switch delivers a maximum current/voltage rating of 4 A at 30 VDC for silver contacts, with an initial contact resistance of 10 mO maximum and contact bounce limited to 2 ms. Operating over a temperature range of -40°C to +85°C with a total travel of 2 mm, the 13435AK is UL and CECC approved, making it suitable for demanding applications in industrial control, instrumentation, and professional equipment where reliable momentary switching is required.