Profile: Mainframe Communications Ltd specializes in fibre connectivity solutions, digital cross connect systems and power equipment products. We also offer a full rack assembly and commissioning service. Our products include optical cable assemblies, optical distribution panels, wall mounted enclosures, splice enclosures, digital & optical distribution frames, optical splitters, optical attenuators and power porducts. Optical cable assemblies include a wide range of patchcords, patch leads, patch cables & pigtails in a variety of lengths, colors and connector configurations. We carry a wide range of singlemode inline high power endurance optical attenuators. These are manufactured using fused fibre technology. FC, SC, LC and MU styles are available with return loss (back-reflectance) to PC, UPC and APC standards and attenuation from1dB to 25dB. We can also supply variable singlemode attenuators, in wide and narrow range versions.