K55®BB Only socket cover with increased contact protection, measuring 55x55mm with a spherical surface, suitable for Busch-Jaeger balance® SI, alpine white RAL9010, made in Bavaria, VPE10Suitable for Busch-Jaeger order no.: 20EUCB-914Suitable for Busch-Jaeger order no. (ABB number): 2CKA002013A5379For switch range K55®BB, alpine white