MEDIA MODULE MM991-2LD (BFOC)
Reference : 6GK5991-4AC00-8AA0
SCALANCE X accessory; Media module MM991-4LD; 4x 100 Mbit/s BFOC ports, optical; single-mode optical up to max. 26 km.
Reference : 6GK5991-4AC00-8AA0
SCALANCE X accessory; Media module MM991-4LD; 4x 100 Mbit/s BFOC ports, optical; single-mode optical up to max. 26 km.