Megger STX40 – Cable Fault Locator

• IP43 weatherproof design with all-terrain trolley and 119 kg mobility
• Integrated Teleflex RDR TDR with Best Picture ARM Multishot (32 traces)
• DC testing and high-frequency burning up to 40 kV / 850 mA
• Prelocation via ARM, ICE, DECAY plus IFL for intermittent faults
• Safety interlocks for earth monitoring (F-U) and connections (F-Ohm)
• Bright 10.1″ sunlight-readable touchscreen with rotary knob control

The Megger STX40 is a powerful standalone fault location unit built for low and medium voltage cables. Its motorised HV switches and single rotary knob interface make every step automatic, while the integrated high-performance TDR delivers instant Best Picture results from 32 ARM traces. Operators can test insulation up to 20 kV, apply DC hipot or burning up to 40 kV, and surge at 2000 J with ease. Safety interlocks continuously monitor earth and touch potentials, and the rugged IP43 enclosure with pneumatic tyres handles demanding field conditions. Whether proving new installations or troubleshooting aged networks, the STX40 turns complex fault location into a fast, reliable process.