JUNG ES 2990 KO5

- for switch insert with indicator light ref.-no.: 502 KOU, 503 KOU, 506 KOU, 501-20 KOU, 502-20 KOU, 506-20 KOU- for push switch insert with indicator light ref.-no.: 502 KOTU, 506 KOTU- for push-button insert ref.-no.: 531 U, 533 U, 533-2 U, 534 U