The KNP02SJ0470A10 is a dual-contact, snap-action switch made by Royal Ohm. It has an electrical rating of 5A at 250VAC and 5A at 24VDC. It is a push-button switch with an SPST-NO (Single Pole, Single Throw, Normally Open) contact configuration, meaning that the switch is open when not pressed and closed when pressed. The switch is IP67 rated for dust and water resistance, making it suitable for both indoor and outdoor use. The switch has a mechanical life of 200,000 cycles and an operating temperature range from -20°C to +85°C.