Telco Systems 3100-40 ISS 2 Network Unit w/ 6690-00 ISS 3 PSU and 2041-00 T1-CSU 2x: 6690-00 ISS 3 Power Supply Board 1x: 2041-00 T1-CSU Chain Service Unit Board Condition: Used
PTC 10190-A Power Supply - W.U. Tel - Prototype Transformer Corporation - As Is Overall Dimensions: 9.5" x 8.75" x 5.25" -- 11.9 LBS Condition: For parts or not working