PDH DACS multiplexer & channel blank QX3440 QX3440 High density multi-service Multiplexer - DACS QX3440-D QX3440-D Compact modular Multiservice Multiplexer, DACS 36 E1/T1 2U MX-E3T3 MX-E3T3 MULTIPLEXER E1/T1 to E3/T3/DS3 Download SFP Optical Modules (EN) CXR Network Product Line Card (EN) CXR Timing & Synchronization Line Card (En) CXR Wireless Product Line Card (En) Support Contact Us Other E1/T1 and SONET/SDH Multiplexers SONET / SDH multiplexers PDH DACS multiplexer & channel blank Voice, FXO/FXS/E&M over PDH
