D5817 FOSC (Fiber Optic Splice Closure) series offer a unique solution for big capacity solution for deployment of fiber to the home. 5817 FOSC series of dome closure is a family product line, available in three sizes: the 5817-A, 5817-B and 5817-C.
All sizes are designed for use with comment cable construction (loose buffer tube, loose fiber), in any environmental(aerial, pedestal, buried, handhole, manhole).
The D5817-B closure is the middle in the 5817 FOSC series which provide max capacity up to 360f.