LAN cable tester (Model No.: mTDR-020)
The LAN Cable Tester (Model No.:mTDR-020) is the ideal instrument for both LAN and cable network management. It combines the best of the LAN Cable Tester (Model No.:mTDR-020)'s cable measurement technologies with additional features that enable technicians to troubleshoot during LAN installation and maintenance

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  NanoTronix LAN Cable Tester (Model No.: mTDR-020) is a pocket sized and easy-to-use LAN cable tester which is the ideal instrument for those managing LAN and metallic telecom cable networks with lowest cost. Nanotronix LAN Cable Tester provides accurate measurement for locating faults and measuring the length of any type of paired (shielded or twisted) metallic cables such as category 5/6 UTP cables, Telephone and Coaxial cables.

Together with the fault or length measurement, NanoTronix LAN Cable Tester pinpoints ill-pairings of LAN cables: open, short, reversed, crossed and split pairs. Nanotronix LAN Cable Tester also offers the office Identifier which allows users to find the termination of office cable drops in wiring closets (optional office Identifier plugs required). This feature provides a favorable environment for office network installation with hubs. Tone generating function and included free inductive probe allows users to verify cable's continuity and trace the cable in walls, floors and ceilings.

Rugged and affordable NanoTronix LAN Cable Tester is the ideal tool for on-the-spot cable testing. It is the all-in-one LAN cable tester which meets the needs of every cable contractors, installers and technicians at lowest cost.

NanoTronix LAN Cable Tester is housed in a rugged ABS enclosure which is dust and weatherproof to IP 42. The instrument also comes with a soft carrying case and alligator clip adapter. It is powered by four AA (NEDA 15A or LR6) batteries, which are stored in a compartment on its back.

  - Low cost numeric cable length meter / TDR Cable Fault Locator
- Full autoranging for measuring the length of cables
- High resolution and high accuracy
   > Resolution: 50cm(20 in)
   > Accuracy: ± 2% of reading ± 50cm (20 in) < 100m (300ft) ± 2% of reading > 100m (300ft)
- Extra-large backlit (icon type 7 segment) LCD
- Overload voltage detection : displays “OUCH” alert message with sound when line voltage exceeds 6.5V
- Internal VOP library for 39 standard cable types
- 20 additional library memory spaces for new V.O.P settings
- Automatic output impedance control of 25Ω, 50Ω,75Ω, 100Ω, 125Ω, or 150Ω
- Safety protection (up to 250V RMS)
- CE & FCC certified
Net Weight
User interface
Extra-large backlit(ICON type 7 segment)LCD
Internal library
39 standard cable types
Additional library
20 library memory spaces for new VOP settings
Adjustable from 1% to 99%(in 1% step)
Measurement Range
300m (984ft)
Minimum display resolution
± 1% of reading ±10cm(4in)
Automatic power off
30minutes with no key touched
Automatic output impedaence
25,50,75,100,125 or 150Ω
Power Supply
Battery life
5,000 tests
BS/EN 61326-1
Complies with IEC 61010-1
Operating temperature
-18℃~60℃ (0℉~140℉)
Storage temperature
-20℃~70℃ (-4℉~158℉)
85% at 35℃ (95℉)
  - UTP cable (CAT 3/4/5/5e/6)
- Telephone line and coaxial cable
- Any paired (shield or twisted) metallic telecom cable
NanoTronix LAN Cable Tester (Model No.: mTDR-020) is primarily designed for LAN installer, cable wholesalers, retailers, contractors, electricians, cable installers and alarm installers who need to troubleshoot and measure individual line faults (open and short), pairings, and their distances.

  Standard Accessories
Standard Accessories
Optional Accessories
Soft carrying case
Alligator clip
RJ45-RJ45 female coupler
RJ45 to RJ45 patch cable
Female RJ45 to female BNC  
(Remote identifier #1 only)
Male BNC to female RJ45 adaptor
User's manual
  * AA battery pack is built into the instrument
Optional Accessories
Female RJ45 to female BNC
- Remote Identifier #2
- Remote Identifier #3
- Remote Identifier #4
Inductive probe for tone generator