BTMETER BT-6688B 5000V Insulation Resistance Tester / Megohmmeter ⚡ 5000V High Voltage Output Test transformers, motors, cables & more. Selectable 500V/1000V/2500V/5000V for versatile applications. 📏 Measure Up to 200GΩ Wide range from 1MΩ to 200GΩ (200,000MΩ). Ideal for high‑impedance insulation testing. 🛠️ 2-in-1: Insulation Tester + AC Voltmeter Measure AC voltage up to 750V. One tool for both insulation checks and voltage verification. 🔦 Safe & Easy to Use Large backlit LCD, red HV warning light, data hold, and guard terminal for accurate readings. Rugged, shockproof design.
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