UEi IRT803 insulation resistance tester 600V vs UEi IRT807 Insulation Resistance Tester 1000V

Overall winner: UEi IRT807 Insulation Resistance Tester 1000V

Key Differences

Product A (IRT803) lists a 600V rating with CATIV safety to 600V and a stated accuracy of 1.5–3% + 5 digits and comes from a lower listed price tier. Product B (IRT807) extends to 1000V testing and is described as CATIV to 600V in its specs but has customer mentions of CAT III to 1000V; it lacks battery/accessory details in the listing

UEi IRT803 insulation resistance tester 600V

UEi IRT803 insulation resistance tester 600V

UEi Test Instruments • ★ 3.5/5 • Premium

Insulation resistance tester with voltage testing up to 600V and resistance range to 20G. Provides precise readings across multiple test voltages and features CATIV safety rating. Customers note quality, value, and versatile functionality

Pros

  • wide voltage testing options
  • high measurement accuracy
  • CATIV safety rating up to 600V
  • reads insulation resistance up to 20G

Cons

  • user mentions CAT III rating up to 1000V (not aligned with device spec)
  • no explicit display/readout format details
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UEi IRT807 Insulation Resistance Tester 1000V

UEi IRT807 Insulation Resistance Tester 1000V

UEi Test Instruments • ★ 3.4/5 • Premium

Insulation resistance tester with 0.01M-2G range and voltage test up to 1000V. Accurate readings and CATIV rated up to 600V. customers note its quality and value

Pros

  • Wide testing range (0.01M-2G)
  • Voltage testing up to 1000V
  • High measurement accuracy (1.5-3% + 5 digits)
  • CATIV rated up to 600V

Cons

  • Limited to insulation resistance testing only (no additional functions noted)
  • Accuracy specification varies 1.5-3% + 5 digits depending on range
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Head-to-Head

CriteriaWinner
Price UEi Test Instruments
Durability Tie
Versatility UEi Test Instruments
User Reviews Tie