20978 - Pushbutton for installation 19 mm 4 x screw terminal LED green

This push button by Delock is ideal for installation in control panels, for example in industry, control or regulation technology. Push buttons can also be found in the automotive industry or the end customer sector. For example, as doorbells or triggers for lighting systems with timers such as those found in hallways.

Push button
A so-called push button returns to its initial position after being pressed.

Normally open contact and normally closed contact
The normally open contact (NO) establishes a connection between two contacts, while the normally closed contact (NC) releases them.

Technical data
- Connections: 4 x screw terminal
- Switch type: 1NO
- Switching voltage: AC 230 V~ / 3 A
- Number of contacts: 4
- Number of NO contacts: 1
- Function: momentary
- Actuator: flat
- Operating temperature: -25 °C ~ 55 °C
- Mounting hole diameter: approx. 19 mm
- Hexagon nut width across flats: 22 mm
- Installation depth: approx. 28 mm
- Thread size: M19
- LED illumination: green
- LED voltage: 12 V
- LED type: ring
- Material: nickel-plated stainless steel
- Mechanical life: 1,000,000 cycles
- Electrical life: 100,000 cycles
- Protection rating: IP65
- Dimensions (LxD): Approx. 30 x 25 mm

Package contents
- Push-button

Packaging
- Retail box