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KAIWEETS HT206D Digital Clamp Meter vs Extech MA640 True RMS AC/DC Clamp Meter with NCV

A sourced, side-by-side comparison. KAIWEETS HT206D Digital Clamp Meter is cheaper at $59.99. Every spec and price links to its source.

Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec KAIWEETS HT206D Digital Clamp Meter Extech MA640 True RMS AC/DC Clamp Meter with NCV
US price $59.99
BrandKaiweetsExtech (Teledyne FLIR)
Released
Ac current range 60A / 600A 60.00 A / 600.0 A
Dc current range 60A / 600A 60.00 A / 600.0 A
Jaw opening 1.5 in (40 mm), conductors up to 500 MCM
Ac dc voltage range AC 6V/60V/600V; DC 600mV/6V/60V/600V AC 6.000V/60.00V/600.0V; DC 600.0mV/6.000V/60.00V/600.0V
True rms Yes Yes
Resistance continuity 600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ, with continuity 600.0Ω to 60.00MΩ, with continuity
Capacitance 4nF/40nF/400nF/4μF/40μF/400μF/4mF 40.00nF to 4000µF
Temperature -40°C to 1000°C (-40°F to 1832°F), K-type thermocouple -4°F to 1400°F (-20°C to 760°C), Type K
Cat safety rating CAT III 600V (IEC 61010-1) CAT III 600V
Display count 6000 6000

Sources — KAIWEETS HT206D Digital Clamp Meter: kaiweets.com (verified 2026-08-05). Extech MA640 True RMS AC/DC Clamp Meter with NCV: flir.com (verified 2026-08-05).

What's the difference between the KAIWEETS HT206D Digital Clamp Meter and Extech MA640 True RMS AC/DC Clamp Meter with NCV?

Where the two actually differ on the specs we track (7 of 10). Matching specs are omitted.

  • Ac current range: KAIWEETS HT206D Digital Clamp Meter 60A / 600A vs Extech MA640 True RMS AC/DC Clamp Meter with NCV 60.00 A / 600.0 A
  • Dc current range: KAIWEETS HT206D Digital Clamp Meter 60A / 600A vs Extech MA640 True RMS AC/DC Clamp Meter with NCV 60.00 A / 600.0 A
  • Ac dc voltage range: KAIWEETS HT206D Digital Clamp Meter AC 6V/60V/600V; DC 600mV/6V/60V/600V vs Extech MA640 True RMS AC/DC Clamp Meter with NCV AC 6.000V/60.00V/600.0V; DC 600.0mV/6.000V/60.00V/600.0V
  • Resistance continuity: KAIWEETS HT206D Digital Clamp Meter 600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ, with continuity vs Extech MA640 True RMS AC/DC Clamp Meter with NCV 600.0Ω to 60.00MΩ, with continuity
  • Capacitance: KAIWEETS HT206D Digital Clamp Meter 4nF/40nF/400nF/4μF/40μF/400μF/4mF vs Extech MA640 True RMS AC/DC Clamp Meter with NCV 40.00nF to 4000µF
  • Temperature: KAIWEETS HT206D Digital Clamp Meter -40°C to 1000°C (-40°F to 1832°F), K-type thermocouple vs Extech MA640 True RMS AC/DC Clamp Meter with NCV -4°F to 1400°F (-20°C to 760°C), Type K
  • Cat safety rating: KAIWEETS HT206D Digital Clamp Meter CAT III 600V (IEC 61010-1) vs Extech MA640 True RMS AC/DC Clamp Meter with NCV CAT III 600V

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