Trilithic Leakage

Let VIAVI help you tighten up your HFC network with our leakage tools and watch your service problems disappear.

From innovative pressure testing for the home to GPS-based drive test systems for the outside plant, VIAVI provides superior solutions to all your leakage management needs. The industry-leading Trilithic leakage portfolio is now even better with VIAVI OneExpert meter and XPERTrak integrations.


Home Leakage Test Kit
Tighten up the home coaxial network with this kit, finding leaks using the technician's (DSP or ONX) signal level meter.
Seeker D & MCA III
Seeker D with MCA III is a GPS-based leakage management and CATV leak detection system with a dual-band leakage detector capable of monitoring leakage within the aeronautical band or the near-LTE band in a complete digital system.
Seeker HL
The new Seeker HL™ In-Home Leakage Evaluation System is a low-cost digital leakage solution that includes a dual-frequency tagged signal source, with a selectable output level and a discriminating leakage receiver that is designed to be extremely sensitive to leakage in both the Aeronautical and LTE Frequency Bands.
AW, coupled with Seeker GPS, provide a leakage management system that enables operators to find and fix leaks quickly.
The CT-4 is a Digital Channel Tagger that is used as a system with the Seeker D Digital Leakage Detector to detect leaks in the Aeronautical and LTE frequency bands and eliminate all 'false alarm' triggers by providing proprietary dual CW carriers at two locations.
Seeker D Lite
The Seeker D Lite is a dual-mode and dual-frequency in-home leakage detector that accurately monitors leakage in all digital systems or in mixed digital and analog systems. The Seeker D Lite works with both the CT-4 Channel Tagger in the headend or the Seeker D Lite Source Transmitter in the field.
Seeker Lite²
Frequency agile leakage detector (120 - 147.25 MHz) with ten user selectable presets features Searcher Plus GT technology that is compatible with CT-2 or CT-3 channel tagging techniques, a measurement range from 10 - 2000 uV/m, as well as numeric readout, and tone proportional to signal strength.
Seeker & MCA III
Seeker with MCA III is a GPS-based leakage management and CATV leak detection system for documentation and troubleshooting.

Support at Every Step

We provide support, services, comprehensive training and the resources you need. It’s all part of what we do to maximize the value of your VIAVI investment.


Value add services that compliment your VIAVI system solution and instrument portfolio to provide a total cost of ownership

Customer Care

Customer Service that provides Return Material Authorization (RMA) for repair and calibration


Technical education solutions, product training, and blended learning for technicians who are using new products or working with existing tools

Technical Assistance

Technical Assistance Center to assist you in using/configuring products or address issues regarding product performance

Ask an Expert

Contact us for more information or to receive a price quote. We have the experts to give you the right answer for any of your questions.