Individually calibrated in NIST-traceable wind tunnel for guaranteed accuracy
User-replaceable design allows quick and tool-free installation
High-precision axle and low-friction Zytel bearings ensure smooth operation
Fits all Kestrel models for broad compatibility
Includes certificate of conformity for traceable calibration
Summarized by Shop
Each Kestrel impeller is individually calibrated in Kestrel’s NIST traceable wind tunnel to Kestrel specifications and comes with its own Certificate of Conformity. Simply replacing the impeller in any Kestrel meter of any age restores factory calibration.
The impeller is user replaceable, requires no tools, simply press the new impeller