The 301109000 is a PHA Series short stroke pushbutton switch designed for momentary or latching action in non-power, on-off switch applications. It features sealed contacts with a reliable contact design, available in 2 pole (2PDT) or 4 pole (4PDT) configurations, and supports multiple button styles (indexed, rectangular, round, or square) in various colors. The switch delivers a maximum switching power of 3 W DC at 30 V DC with a maximum current of 100 mA DC, maintaining a contact resistance of 20 mO initial and an insulation resistance of 100 MO. With an operating life of 10,000 cycles at rated load, a total travel of 2.5 mm, and an operating temperature range of -10°C to 60°C, this switch is ideal for computers, peripherals, and instrumentation equipment where reliable, low-cost switching is required.