Isolates a Single Loop, Quad or Dual POTS


720260MST

720260MST, SSC
720270MST, SSC

Single POTS Interface Card

Isolates a single loop start line using a fiber link; 2 cards are required: FXS and FXO. FXS is powered from a shelf’s back-plane supply of -48 Vdc. FXO is powered from the loop current and does not require any local powering.

Details

720600SSC

720600MST, SSC
720610MST, SSC
720611MST, SSC

Quad POTS with Caller ID Interface Card

Quad POTS isolates up to 4 lines using a single fiber link. FXO is powered from an express pair and FXS is powered from the backplane supply of -48 Vdc.

Details

720640MST

720640MST, SSC
720650MST, SSC
720651MST, SSC

Dual POTS with Caller ID Interface Card

Dual POTS can isolate up to 2 lines using a single fiber link. FXO is powered from an express pair and FXS is powered from the backplane supply of -48 Vdc.

Details