The PP1003 & PP1003-B1 is a 3 Rack Unit(RU) 9 termination panels, 19 - and 23-inch rack mount fiber distribution unit designed to support patching and splicing in one unit. The unit has a slide out master panel with an integrated tray stop to prevent overextension of fiber cables. The unit also has a two-piece top and latch door to allow for easy access to the adapter panels.

The PP1003 have a Front & Rear both direction slide tray, the locking spring pin at rear side

The PP1002-B1 have a Front & Rear both direction slide tray, the locking spring pin at front side.

The PP1003-B1 have a Front & Rear both direction slide tray, the locking spring pin at front side.