Description
Extech MO50A Pin-Type Moisture Meter
The Extech MO50A moisture meter is a compact pin-type meter for taking quick reference readings in wood and building materials. It is designed for building diagnostics, drying monitoring, and material inspection on construction sites.
It measures electrical resistance between two interchangeable 8-mm threaded probes. The Extech MO50A moisture meter displays the result on a backlit color LCD screen, with icons and audible alerts that indicate at a glance whether the level is low, medium, or high, without having to interpret the number.
Main features
- Pin measurement: electrical resistance using replaceable 8-mm threaded pins.
- Range for wood: 5.0% to 50.0% moisture content; for building materials, 1.5% to 33.0%.
- Accuracy: ±(3% + 5 digits) between 22 °C and 25 °C.
- Interpretation scales: low, medium, and high, distinguished separately for wood and for building materials.
- Backlit color LCD screen with icons and audible alerts.
- Battery Life and Auto-Off: 3 1.5-V AAA batteries and automatic shut-off after 3 minutes.
Common applications
- Diagnosis of Dampness in Buildings
- Drying After a Leak or Flood
- Receipt and Inspection of Lumber on Site
Compatibility
Replaceable 8-mm threaded contact pins. CE and UKCA certifications, with a 2-year warranty.
REF: MO50A








