Armoured loose tube optical fibre cables Excel corrugated steel tape (CST) OS2 9/125μm have been designed specifically for applications requiring a high degree of mechanical protection. 
 
The singlemode fibre is G.652.D compliant low water peak grade and offers OS2 performance and OS1 backwards compatibility. These compact, lightweight cables are extremely rugged, provide rodent resistance and are quick and easy to install. 
 
The print legend on the cable now includes information regarding the DOP number, Test and Classification of the cable for traceability.