Westell 3110-70 T1 Facility Loopback Unit and similar items

Westell 3110-70 T1 Facility Loopback Unit This item is used and untested, pulled from a working environment. Please see photos for what you see is what you will receive. Westell 3110-70 T1 facility loopback unit, used and untested for parts or repair. This telco diagnostic tool creates loopback conditions on T1/DS1 circuits for testing signal integrity from the central office through CSU/DSU equipment?essential for telecom techs troubleshooting legacy T1 lines, PBX trunks, or Frame Relay connections. Item Specifics: Brand: Westell Model: 3110-70 MPN: 3110-70 Part Number(s): 3110-70 Interface/Connection: T1/CSU/DS1 BNC or RJ48C connectors, loopback switch Voltage: -48VDC nominal (standard telco loopback) Application: T1 circuit testing and diagnostics (CSU/DSU loopback) Country/Region of Manufacture: USA Dimensions: Approx. 5" x 3" x 1.5" (compact rackmount or bench unit) Material: Metal enclosure with PCB internals and front panel switches Quantity: 1 unit Colors Included: Gray or beige housing Type: T1 facility loopback tester / diagnostic tool Weight: Approx. 1?2 lb Condition: Used, untested SHELF: 40 AP