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Hioki IR4056-20 Insulation Resistance Tester

Hioki IR4056-20 Insulation Resistance Tester

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910.00 AED 910.0 AED 910.00 AED 999.00 AED

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Brand: Hioki
Warranty: 1 Year

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​Key Features:

Wide Test Voltage Range:

  • Supports 5 insulation test voltages: 50V, 125V, 250V, 500V, and 1000V
  • Measures insulation resistance up to 4000MΩ

High-Speed & Accurate Measurements:

  • Fast 0.8-second response time for quick testing
  • Stable, high-precision digital display with analog bargraph

User-Friendly & Efficient Design:

  • Backlit LCD Display for clear visibility in low-light conditions
  • Built-in AC/DC voltmeter (up to 600V) for voltage detection
  • PASS/FAIL Judgment Function with sound and light indicators

Durable & Safe Operation:

  • IP40 dust-resistant and rugged casing for durability
  • Drop-proof design (1m impact resistance) for field use
  • CAT III 600V safety rating for enhanced protection

Convenient Features:

  • Automatic Discharge Function after measurement
  • Auto Power-Off to save battery life
  • Battery-operated for portable, on-site testing


​Technical Specifications:

Insulation Resistance Measurement:

  • Test Voltage Options: 50V, 125V, 250V, 500V, 1000V
  • Insulation Resistance Range:
    • 50V: 0.00MΩ to 100MΩ
    • 125V: 0.00MΩ to 250MΩ
    • 250V: 0.00MΩ to 500MΩ
    • 500V: 0.00MΩ to 2000MΩ
    • 1000V: 0.00MΩ to 4000MΩ
  • Accuracy: ±4% of indicated value

Voltage Measurement:

  • AC/DC Voltage Detection: 0V to 600V
  • Accuracy: ±2% of reading ±3 digits

Response Time:

  • Fast measurement within 0.3 seconds

Display & Indicators:

  • Large LCD with backlight for clear visibility
  • Analog Bar Graph for quick readings
  • PASS/FAIL Judgment Function with visual and audible indicators

Safety & Protection:

  • Automatic Discharge Function to prevent electrical hazards
  • CAT III 600V safety rating for secure operation
  • Drop-proof design (1m impact-resistant casing)

Power & Battery:

  • Battery Type: LR6 alkaline battery × 4
  • Auto Power-Off Function for extended battery life

Physical Specifications:

  • Dimensions: 159mm (W) × 177mm (H) × 53mm (D)
  • Weight: Approx. 600g (including batteries)


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