Fibrain PM patchcords are made with Panda fiber. Keying to the slow propagation axis is typically performed, keying to the fast axis is also possible. FC/APC and FC/UPC connector types are available. The cables are individually tested and delivered with full test reports. The patchcords are available in 0.9 mm loose tube or 1.8 mm and 2.8 mm PVC protective jackets with internal Kevlar threads. The patchcord length can be chosen according to the customer’s needs. PM1550 patchcords ensure single mode operation in the 1440 – 1625 nm range.