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🔧 Stay connected, stay ahead: The ultimate ISDN loopback tester for pros who never miss a beat.
The Networx ISDN BRI Loopback Tester is a precision diagnostic tool designed exclusively for ISDN Basic Rate Interface (2B+D) circuits. Featuring a compact, pocket-sized form factor and gold plated RJ45 contacts, it loops the S/T interface pairs (Pins 3-4 and 5-6) to verify circuit integrity on legacy ISDN deployments and BRI PBX systems. This specialized tester is not compatible with Ethernet, T1, E1, J1, or PRI lines, making it the go-to device for professional technicians maintaining legacy ISDN infrastructure.
| ASIN | B00E4OKGRK |
| Best Sellers Rank | #1,273,633 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,937 in Network & Cable Testers |
| Brand | Networx |
| Brand Name | Networx |
| Cable Type | Loopback Tester |
| Color | Blue |
| Compatible Devices | PC |
| Connectivity Technology | Ethernet |
| Connector Type | RJ45 |
| Global Trade Identification Number | 00845425016577 |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Shape | Round |
| Item Weight | 0.01 Kilograms |
| Manufacturer | Networx® |
| Number of Items | 1 |
| Number of Pins | 8 |
| Other Special Features of the Product | Gold Plated Contacts, Compact Design, Lifetime Warranty |
| Recommended Uses For Product | Professional and advanced home use for testing and troubleshooting ISDN (BRI) connections, checking for broken or shorted wires, and testing wall to switch connections Recommended Uses For Product Professional and advanced home use for testing and troubleshooting ISDN (BRI) connections, checking for broken or shorted wires, and testing wall to switch connections See more |
| Special Feature | Gold Plated Contacts, Compact Design, Lifetime Warranty |
| Specification Met | Isdn Basic Rate Interface (2b+d), S/T Interface |
| UPC | 845425016577 |
| Unit Count | 1.0 Count |
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