Rocker switch 1-way with light guide, symbol light, thermoplastic painted, series A, matt anthracite Rocker switch, matt anthracite for control switches item no.: 506 KOU, 502 KOU, 503 KOU, 506-20 KOU, 502-20 KOU for push-button control switches item no.: 506 KOTU, 502 KOTU for illuminated buttons item no.: 531 U, 533 U, 533-2 U, 534 U Material: thermoplastic painted Dimensions (W x H): 55 x 55 mm