Altech Corporation, founded in 1984, is a United States supplier of components and devices used in industrial control, instrumentation, medical and automation applications. The Altech product line includes miniature circuit breakers, busbars, DC-UPS devices, digital panel meters, DIN rail terminal blocks, printed circuit board terminal blocks, contactors, industrial relays, motor disconnect swi
Miniature Trackball - 13mm ( 0.51in) Ball Diameter - SUN Systems Protocol - Black Top Ring & Body - Silicone Rubber Seal - Panel Mount - Metalic Gray.