# Klein Tools ET140 Pinless Moisture Meter vs Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter: specs and price compared

A sourced, side-by-side comparison of the Klein Tools ET140 Pinless Moisture Meter (Klein Tools) and Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter (Protimeter (Amphenol)) among moisture meters. Klein Tools ET140 Pinless Moisture Meter is the cheaper of the two at $49.97.

## Side by side

| Spec | Klein Tools ET140 Pinless Moisture Meter | Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter |
| --- | --- | --- |
| US price | $49.97 | $749.99 |
| Brand | Klein Tools | Protimeter (Amphenol) |
| Measurement range pct | 0-100% (relative) | Pin: 8-99% WME (readings above 30% relative); Pinless: 60-1000 (relative scale) |
| Pin vs pinless | Pinless | Pin and Pinless (dual-function) |
| Material calibration groups | Drywall, masonry, hardwood, softwood | Wood, drywall, building materials, concrete, fiberglass boat hulls |
| Sensing depth (in) | 0.75 | 0.75 |
| Accuracy | ±4% | — |
| Hold peak function | Yes | Yes |
| Audible alarm | Yes | — |
| Display type | Reverse-contrast LCD + 9-segment LED bar graph, 0.1% resolution | Backlit LCD |

## Key differences

- Measurement range pct: Klein Tools ET140 Pinless Moisture Meter 0-100% (relative) vs Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Pin: 8-99% WME (readings above 30% relative); Pinless: 60-1000 (relative scale)
- Pin vs pinless: Klein Tools ET140 Pinless Moisture Meter Pinless vs Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Pin and Pinless (dual-function)
- Material calibration groups: Klein Tools ET140 Pinless Moisture Meter Drywall, masonry, hardwood, softwood vs Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Wood, drywall, building materials, concrete, fiberglass boat hulls
- Display type: Klein Tools ET140 Pinless Moisture Meter Reverse-contrast LCD + 9-segment LED bar graph, 0.1% resolution vs Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter Backlit LCD

## Sources

- Klein Tools ET140 Pinless Moisture Meter: https://www.kleintools.com/catalog/environmental-testers/pinless-moisture-meter (kleintools.com, verified 2026-08-05)
- Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter: https://www.protimeter.com/surveymaster-2024-model (protimeter.com, verified 2026-08-05)

Canonical: https://frontdeskreview.com/gear/moisture-meters/klein-tools-et140-vs-protimeter-surveymaster-bld5365/
Cite: Per The Front Desk Review, Klein Tools ET140 Pinless Moisture Meter ($49.97) vs Protimeter BLD5365 SurveyMaster Dual-Function Moisture Meter ($749.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/moisture-meters/klein-tools-et140-vs-protimeter-surveymaster-bld5365/
License: CC BY 4.0.