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FOSC 400 FR fire resistant, fiber optic splice closures are made with a flame retardant material and can be used for splices in cable vaults and buildings.

All FOSC 400 closures have an easy-to-use mechanical clamping system for the dometo base seal. Cable ports are sealed with heat shrink tubing installed with a hot air gun. One size of cable seal can be used on any size or type of cable, in any round port and on any closure. New cables can be installed without disturbing existing cables or
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Unit of Measure

Specifications

Spliced Fiber Storage Capacity - Single Fusion

576

Spliced Fiber Storage Capacity - Single Mechanical

288

Mass Fusion

1728

Slack Storage Capacity - Buffer Tubes

18

Slack Storage Capacity - Stranded Fibers

96+
Slack Storage Capacity - 12 Fiber Ribbons1 144
Splice Capacity2 36 48 72 NT

No. of Trays

0 01

External Grounding

Ground lug(s) provided None

Cable Seal Type

Tubular Sleeve Wraparound Sleeve

Note

Use Tall Basket for 864 fiber cable and above.
  • 1 Varies with splice type. Capacity shown is for most commonly used mechanical splices.
  • 2 Capacity of each splice tray: B4 closure options are 12, 16 or 24 D5 closure options are 36, 48 or 72. “NT” indicates no trays