HZ-9003C Portable Partial Discharge Tester

Precision Detection
– High-sensitivity sensor detects partial discharge (PD) in cables with ±1dB accuracy, ensuring reliable fault diagnosis for industrial and utility applications.
Rugged & Portable
– Lightweight aluminum alloy casing with shockproof design, ideal for field inspections in substations, power plants, and underground cable systems.
Real-Time Analysis
– Built-in 5-inch LCD displays discharge waveforms and dB levels instantly, compatible with IEC 60270 standards for professional assessments.
Long-Lasting Performance
– 5000mAh lithium battery supports 8+ hours of continuous operation, paired with fast-charging USB-C for on-the-go convenience.
Multi-Scenario Use
– Perfect for HV cable maintenance, transformer testing, and switchgear inspections, delivering lab-grade results in harsh environments.
Global Wholesale Advantage
– Factory-direct pricing, bulk discounts, and worldwide logistics support for industrial buyers.