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These two closures are identical except for their end cable port configurations. In addition to a large oval port for the main distribution cable, the B2 closure has two large round ports for branch cable splices and the B4 closure has four small round ports for multiple drop applications.

The FOSC 400 cable sealing system provides a great deal of flexibility. For example, four small cables can be terminated in the two round ports of a B2 closure with the use of branch-off clips. It is also
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Unit of Measure

Specifications

Spliced Fiber Storage Capacity - Single Fusion

96

Spliced Fiber Storage Capacity - Single Mechanical

48

Mass Fusion

288

Slack Storage Capacity - Buffer Tubes

8

Slack Storage Capacity - Stranded Fibers

96

Slack Storage Capacity - 12 Fiber Ribbons

24

Port Size

Large Round Ports

No. of Ports

2

Splice Capacity

12 16 24

Cable Blocking Components

Blocking None

Valve for Flash Test

None Valve

External Grounding

Grounding None

Cable Seal Type

Tabular Wraparound

Cable Seal Port Type

Oval Round