Unipolar Voltage Tester | LVD1U | CAT IV 1000V | IP65

Unipolar Voltage Detector for LV Networks | CAT IV 1000V | IP65 Rated | LVD1U — Product Overview

The Unipolar Voltage Tester for LV Networks (Model LVD1U) is a compact, field-ready device engineered to detect the presence of voltage on insulated or bare low-voltage conductors. Featuring a bright LED bargraph and audible tone that accelerates as it nears live voltage, this tester allows technicians to quickly identify energized lines, stray voltage on poles or cross arms, and potential disconnections in overhead LV systems.

This device does not replace a standard "proving dead" tester but serves as an ideal complement to bipolar voltage detectors, offering fast, preliminary diagnostics in the field. Its IP65 weather resistance, CAT IV 1000V rating, and protective belt-clip cover make it a reliable companion for electrical professionals working in demanding outdoor environments.

Key Features

• Voltage Presence Detection – Detects potential voltage from 50V to 1000V AC
• Visual + Audible Alerts – LED bargraph and beeping tone increase with proximity to voltage
• CAT IV 1000V & IP65 Rated – Rugged safety and ingress protection for field use
• Versatile Application – Ideal for detecting stray voltage, conductor disconnections, and energized lines
• Portable & Ready – Includes utility belt clip cover and operates on standard AAA batteries

Technical Specifications

• Voltage Range: 50V to 1000V AC
• Frequency: 50–60 Hz
• Contact Detection: Yes (at 50V)
• Rating: CAT IV 1000V
• Ingress Protection: IP65
• Operating Temp: -5°F to 113°F
• Power: 2 × LR03 (AAA) alkaline batteries
• Compliance: CE Certified
• Included: Protective cover with belt clip

Unipolar Voltage Detector – LVD1U