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Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter vs Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter

A sourced, side-by-side comparison. Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter is cheaper at $749.99. 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 Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter
US price $749.99
BrandProtimeter (Amphenol)Calculated Industries
Released
Measurement range pct Pin: 8-99% WME (readings above 30% relative); Pinless: 60-1000 (relative scale) Pin: 5-50% wood, 1.5-33% other materials; Pinless: 0.1-100%
Pin vs pinless Pin and Pinless (dual-function) Pin and Pinless (combination)
Material calibration groups Wood, drywall, building materials, concrete, fiberglass boat hulls Wood, lumber, firewood, drywall, plaster, brick, concrete
Sensing depth (in) 0.75 0.75
Accuracy ±(3% + 3 digits) pin; ±3% pinless
Hold peak function Yes Yes
Audible alarm Yes
Display type Backlit LCD Large digits, white LED backlight

Sources — Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter: protimeter.com (verified 2026-08-05). Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter: globaltestsupply.com (verified 2026-08-05).

What's the difference between the Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter and Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter?

Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.

  • Measurement range pct: Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Pin: 8-99% WME (readings above 30% relative); Pinless: 60-1000 (relative scale) vs Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter Pin: 5-50% wood, 1.5-33% other materials; Pinless: 0.1-100%
  • Pin vs pinless: Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Pin and Pinless (dual-function) vs Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter Pin and Pinless (combination)
  • Material calibration groups: Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Wood, drywall, building materials, concrete, fiberglass boat hulls vs Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter Wood, lumber, firewood, drywall, plaster, brick, concrete
  • Display type: Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Backlit LCD vs Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter Large digits, white LED backlight

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