Gold-plated break-before-make contact. . Two up/down buttons. Buttons recessed to prevent accidental operation. H 15mm, W 7.62mm, D 26.1mm. Cut out, 14.3 by [(no. of switches x 7.62) + 3.3] mm, Typ siłownika = Tarcza przyciskowa, Typ złącza = Wypustka, Ty