The Grayhill 78J05T is a thru-hole Dual In-line Package (DIP) switch designed for versatile applications. It features a SPDT (Single Pole Double Throw) configuration with raised or recessed rocker actuation, providing a tactile and reliable switching mechanism. The switch incorporates spring and ball contact technology for consistent performance and a top tape seal option for environmental protection. It is suitable for use in industrial control panels, test equipment, and other applications requiring robust and dependable switching capabilities. Grayhill's DIP switches are known for their durability and ease of integration into existing designs.