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Extech
Extech MO55 Combination Pin/Pinless Moisture Meter
Quote on request
No online payment · add lines to RFQ BOM
Extech MO55: pin + pinless moisture; wood/building materials; 0.1%. RFQ.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Measuring range
Pin wood 5–50%; pin other materials 1.5–33%; pinless wood/materials 0–99% (datasheet) / 0–99.9% (product page)
Accuracy
Pin basic accuracy ±(3% of reading + 5 digits) per FLIR/Extech product page
Output
Handheld display with Low/Medium/High icons + audible alert; Data Hold (no analog output)
Supply
1 × 9 V battery
Display
Segment LCD with moisture-level icons; audible beep rate increases with moisture
Approvals
CE
Fits building and wood moisture checks where you need an Extech MO55—combination meter with replaceable pin electrodes and a pinless electromagnetic pad, 0.1% resolution, Low/Medium/High icons with audible alert, and a 9 V battery supply.
Key advantages
- Modes — Pin and pinless moisture measurement
- Resolution — 0.1%
- Display — Segment LCD with moisture-level icons
- Pins — Replaceable threaded contact pins (~8 mm)
- Power — 1× 9 V battery; auto power off
Typical applications
- Wood moisture.
- Drywall / building materials.
- Water-damage surveys.
Selection guide
- Pin vs pinless depth
- Material group
- Verification test
Common mistakes
- Pins in live electrical.
- Dirty pinless pad.
- Wrong material scale.
When to RFQ / what to tell us
- Quantity.
- Ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 43414 |
| Brand | Extech |
| Model | MO55 |
| Product type | Moisture Meter |
| Measuring range | Pin wood 5–50%; pin other materials 1.5–33%; pinless wood/materials 0–99% (datasheet) / 0–99.9% (product page) |
| Accuracy | Pin basic accuracy ±(3% of reading + 5 digits) per FLIR/Extech product page |
| Resolution | 0.1% |
| Sensor type | Replaceable threaded contact pins 8 mm (0.3 in) + non-penetrating electromagnetic pinless pad (depth <25 mm / 1 in) |
| Display | Segment LCD with moisture-level icons; audible beep rate increases with moisture |
| Dimensions | 170 × 65 × 30 mm (6.7 × 2.6 × 1.2 in) |
| Weight | 120 g (4.2 oz) without battery |
| Features | Auto Power Off; built-in battery check and measurement verification test |
Documents
FAQ
Q: Modes? A: Pin and pinless.
Q: Resolution? A: 0.1%.
Q: What should I send for a quote? A: Quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Measuring range | Pin wood 5–50%; pin other materials 1.5–33%; pinless wood/materials 0–99% (datasheet) / 0–99.9% (product page) |
| Accuracy | Pin basic accuracy ±(3% of reading + 5 digits) per FLIR/Extech product page |
| Output | Handheld display with Low/Medium/High icons + audible alert; Data Hold (no analog output) |
| Supply | 1 × 9 V battery |
| Display | Segment LCD with moisture-level icons; audible beep rate increases with moisture |
| Approvals | CE |
| Sensor type | Replaceable threaded contact pins 8 mm (0.3 in) + non-penetrating electromagnetic pinless pad (depth <25 mm / 1 in) |
| Notes | Specs from Extech/FLIR MO55 Product DATASHEET (Rev 5/10/16, flir.netx 51939) + extech.com/flir.com product pages. Discontinued; successor MO55A. |
| Resolution | 0.1% |
| Dimensions | 170 × 65 × 30 mm (6.7 × 2.6 × 1.2 in) |
| Weight | 120 g (4.2 oz) without battery |
| Features | Auto Power Off; built-in battery check and measurement verification test |