THESE ARE NEW IN BOX FIBER CLOSURE KITS WHICH INCLUDE THE 2178-XL BASE ENCLOSURE, AND A 2181 EXPANSION KIT WITH ALL ACCESSORIES.  ALL PARTS ARE PRESENT, AND INCLUDED, SEALED!


Corning’s Fiber Optic Splice Closure 2178 family is ideal for our RocketRibbon® and SST-Ribbon™ cables. Our solutions provide excellent system flexibility and reliable protection for brownfield and greenfield deployments, smart designs to make your job easier, and features to meet network demands. Now, the 2178 family includes many models and configurations to help meet the complex needs of today’s fiber optic networks. With large diameter ports compatible across all fiber counts and a newly designed deep tray 2453 supporting ultra-high fiber count solutions, the 2178 family can help you expand and get your network future-ready.

RocketRibbon® Extreme-Density Cable and 2178-XL and 2181 Cable Addition Kit Closure System

  • The closure is expandable to add more cable ports or additional splicing capacity
  • Gasket-sealing system makes it reusable and easy to re-enter
  • GR-771 compliant
  • No specific tools required, only a standard torque wrench
  • Closure design allows for mid-span and branch applications
  • Currently supports up to 3,456 splices
  • Suitable for Aerial, CO, Vault, Manhole, Handhole and Pedestal applications
  • Maximum cable diameter: 35.5 mm (1.4”)
  • Butt or in-line splice closure
  • Grommets currently available for flat drop and RPX cables. More versions coming soon.
  • Flame retardant version available for vault applications
  • XL closure dimensions - (27.0 x 13.3 x 11.0 in) (660.4 x 337.8 x 279.4 mm).