The D2F-L3, manufactured by Omron, is a Basic / Snap Action Switch SPDT 3A 80GF PCMNT. It is a type of electric switch that operates using a spring-loaded lever with two positions on either side of a central off position. This type of switch is commonly used for low level switching applications where manual operations are frequently performed, such as the control of small electric motors or in security alarm systems. It has a maximum current rating of 3A at 80 Volts, and is panel-mountable for secure installation. Its contact is constructed from precious metals for optimum performance.