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Product Specifications:
| Item | Tachometer |
| Accuracy | -0.05% to +0.05% |
| Battery Size | AA |
| Battery Voltage | 1.5V |
| Calibration Certificate | Included |
| Calibration Certificate Type | NIST |
| Contact Adaptors Included | Cone Tip |
| Contact Type | Contact |
| Display Type | LCD |
| Features | Memory Button Holds Last/Min/Max Readings |
| Includes | Carrying Case, Cone Tip, Flat Tip, Nist Certificate, Spare Wheel |
| Manufacturer Warranty Length | 2 yrs. |
| Maximum Contact Rpm | 20000 RPM |
| Maximum Velocity Measured | 6560 FPM |
| Minimum Contact Rpm | 0.5 RPM |
| Minimum Velocity Measured | 0.2 FPM |
| Number Of Batteries Required | 4 |
| Number Of Digits | 5 |
| Resolution | 0.1 RPM |
| Rpm Accuracy | +/-0.05% |
| Rpm Range | 0.5-20000 RPM |
| Rpm Resolution | 0.1 RPM |
| Speed | 0.2-6560 FPM |
| Type | Contact |
Shipping Info:
| Ship weight (kg) | 0.68 |
| Ship height (cm) | 26.04 |
| Ship length (cm) | 13.65 |
| Ship width (cm) | 8.89 |
| HS code | 9029204080 |
| Country of Origin | TW |
Product Variants
| Product | Model | Calibration Certificate | Rpm Accuracy | Rpm Resolution | Working Distance | Battery Size | Battery Voltage | Contact / Noncontact | Noncontact Rpm Range | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
461891 | Not Included | +/-0.05% | 0.1 RPM | - | AA | 1.5V | - | - | €415.41 | |
![]() |
RPM33 | Not Included | +/-0.05% Of Reading +1 Digit | 1 RPM | 19" | 9V | 9V | - | - | €407.36 | |
![]() |
461895 | Not Included | +/-0.05% | 0.1 RPM | 6" | AA | 1.5V | - | - | €466.69 | |
![]() |
RPM33-NIST | Included | +/-0.05% Of Reading +1 Digit | 1 RPM | 1.5 ft. | 9V | 9V | - | - | €577.67 | |
![]() |
RPM10-NISTL | Not Included | - | - | - | - | - | - | - | - | RFQ
|
![]() |
461825-NIST | Not Included | - | - | - | - | - | - | - | - | RFQ
|
![]() |
461825 | Not Included | - | - | - | - | - | - | - | €583.91 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
EXTECH 461891-NIST Tachometer Contact Nist
€517.46 /unit



