Hioki IR4059 Insulation Tester

Overview

The Hioki IR4059 is a comprehensive five-range digital insulation resistance tester (megohmmeter) designed for efficient field insulation testing, with features that cater to modern needs including electric-vehicle work. It offers test voltages of 50, 125, 250, 500 and 1000 V with effective measurement up to 4000 MΩ, plus a built-in AC/DC voltage meter with automatic detection. A comparator, live-circuit indicator, automatic discharge and drop-proof design make the IR4059 a fast, safe and dependable tool for a wide range of electrical maintenance tasks.

Key Features

• Five test voltages: 50, 125, 250, 500 and 1000 V DC (up to 4000 MΩ)
• High ±2% rdg. ±2 dgt. insulation-resistance accuracy
• Automatic AC/DC voltage detection and measurement
• Comparator, live-circuit indicator and automatic discharge
• Drop-proof, rugged all-in-one design
• Approximately 20 hours continuous operation

Applications

• Insulation testing of electrical installations and equipment
• Electric-vehicle and modern electrical-system testing
• Field electrical maintenance and troubleshooting
• Preventive maintenance and safety inspection

What’s in the Box

• IR4059 Insulation Tester
• Connection cable L49xx and test leads
• LR6 (AA) alkaline batteries ×4
• Instruction manual

Why buy from MME in UAE

MOHAMMAD MAHDI Electronics Trading LLC (MME) is a trusted supplier of Hioki test and measurement equipment in the UAE. We offer genuine products, competitive pricing, fast local delivery across Dubai, Abu Dhabi and the wider UAE, and knowledgeable after-sales support. Download the datasheet