Supco M500 Insulation Tester with Case vs M500 Insulation Tester MEGOHMMETER for HVAC, 1000 MΩ@500V

Overall winner: Supco M500 Insulation Tester with Case

Supco M500 Insulation Tester with Case

Supco M500 Insulation Tester with Case

Supco • ★ 3.9/5 • Premium

Compact insulation tester measures up to 1000 megohms at 500 VAC, with a zone scale for insulation condition and a carrying case. Users note quick, accurate readings and ease of use, though some report short leads

Pros

  • measures up to 1000 megohms
  • zone-scale insulation condition indicator
  • hand-held design with case for storage
  • easy-to-use with diagnostic capabilities

Cons

  • leads reported as too short
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M500 Insulation Tester MEGOHMMETER for HVAC, 1000 MΩ@500V

M500 Insulation Tester MEGOHMMETER for HVAC, 1000 MΩ@500V

FUHUOLU • ★ 3.7/5 • Mid-Range

Insulation resistance tester up to 1000 megohms at 500 V AC, compatible with Supco M500. Quick health status indicator for motors, transformers, and HVAC systems. Customers note good quality and effective diagnostics

Pros

  • measures insulation resistance up to 1000 megohms
  • built-in resistance scale shows quick status (Good/Normal/Risk)
  • compatible with popular m500 megohmmeter
  • compact, battery operated with carrying case

Cons

  • limited to 500 V operations
  • customer insight mentions overall quality but no longevity data
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Head-to-Head

CriteriaWinner
Price FUHUOLU
Durability Supco
Versatility Tie
User Reviews Supco