Advanced Semiconductor Detection Solutions for TSCM & Bug Sweeping
NON-LINEAR JUNCTION DETECTOR — THE MOST IMPORTANT EQUIPMENT USED TO DETECT HIDDEN ELECTRONIC DEVICES
iSecus provides high-sensitivity Nonlinear Junction Detectors (NLJD) designed to locate hidden electronic devices—whether they are active, dormant, or completely turned off. Engineered for security professionals, law enforcement and TSCM service providers, Corporate Security Department, our NLJDs accurately detect hidden cameras, microphones, audio bugs, and GPS trackers concealed inside walls, furniture, plants, fabrics or everyday objects. Our advanced NLJDs can be used to detect the electronic components related to Bomb system, targetting at the Anti-terror, military and defence applications.
From compact entry-level models to high-level professional units, iSecus offers a comprehensive range of NLJD equipment to meet your critical mission requirements. As a specialized supplier with over 10+ years experience, we proudly support OEM customization and bulk distribution worldwide.
Why Choose iSecus NLJD
High Sensitivity & Accuracy:
Engineered with advanced harmonic detection technology, our NLJDs can precisely distinguish between true semiconductor junctions (hidden electronics) and corrosive junctions (false alarms like rusty metals). This ensures rapid, accurate bug sweeping even in highly cluttered environments.
User-friendly Operation Interface:
Featuring an intuitive control panel and clear visual/audio feedback displays, our detectors are designed for quick deployment. The straightforward interface minimizes the learning curve, allowing operators to focus entirely on the sweeping task without complex setups.

Ergonomic & Tactical Design:
Built for demanding field operations, iSecus NLJDs feature a lightweight, telescopic, and perfectly balanced ergonomic design. This prevents operator fatigue during prolonged sweeping tasks and enables easy access to hard-to-reach areas like high ceilings and deep crevices.
OEM Customization Support:
As a specialized provider, we offer comprehensive customization services. From tailored branding to UI modifications, we empower global distributors and B2G Partners to build their own brand presence backed by a highly reliable supply chain.
