This auction is for a used, tested, in excellent condition, AdTran T1 CSU ACE 3rd generation 1203.022L1 or 1203022L1. The T1 CSU ACE provides T1 line-conditioning and jitter tolerance per ANSI T1.403, T1.102 and AT&T TR 62411. This unit is typically used for voice line conditioning on a PBX. This is the current model which sells for hundreds of dollars new. This unit doesinclude an ACpower supply. This item includes the T1 CSU ACE unit and AC power supply only.

This unit uses 12V DC power supply which is included.Guaranteed not DOA!Specifications: T1 line-conditioning and jitter tolerance per ANSI T1.403, T1.102 and AT&T TR 62411 Supports framed (B8ZS or AMI) or unframed signal formats Transmits unframed "all 1s" during signal loss from DTE or T1 network Bantam test jacks Front panel status LEDs 48vDC powered Desktop or wall-mount