We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
EXTECH Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM - Contact Tachometers
EXTECHContact Tachometers

EXTECH Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM

The EXTECH Tachometer (MPN 461891-NIST) is a contact tachometer with a cone tip, offering an RPM accuracy of +/-0.05% and a resolution of 0.1 RPM. It features an LCD digital display and includes a NIST calibration…

SKU 3G-OTH-179586

Brand
EXTECH
Item
Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM
Category
Contact Tachometers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

EXTECH
Manufacturer Part Number
461891-NIST
Type
0.1 RPM, 20,000 RPM Max Contact RPM, Included, NIST, LCD
Includes
Cone Tip
RPM Accuracy
+/-0.05%
RPM Resolution
0.1 RPM
Calibration Certificate
Included
Digital Display Screen Type
LCD
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

EXTECH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EXTECH Tachometer (MPN 461891-NIST) is a contact tachometer with a cone tip, offering an RPM accuracy of +/-0.05% and a resolution of 0.1 RPM. It features an LCD digital display and includes a NIST calibration certificate.

Used in

Common applications for EXTECH
HVAC system diagnostics — EXTECH AN340 vane anemometer for air velocity and humidity measurement
Industrial machinery maintenance — EXTECH 461995 laser tachometer for RPM and surface speed checks
Food and beverage quality testing — EXTECH RF12 analog refractometer for Brix concentration measurement
Refrigerant leak detection — EXTECH RD350 heated diode leak detector for R-513A systems
Environmental monitoring — EXTECH RH490 data logging hygro-thermometer for temperature and humidity logging
Lighting inspection — EXTECH LT300-NIST light meter for illuminance measurement in workspaces

EXTECH Products

3G Electric supplies EXTECH contact tachometers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
EXTECH Tachometer: +/-0.05% RPM Accuracy, 1 RPM, 99,999 RPM Max Contact RPM, Included, NIST, LCD (MPN 461920-NIST). Key specifications — Includes: Reflective Tape; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 1 RPM; Calibration Certificate: Included.
EXTECH
EXTECH Tachometer: +/-0.05% RPM Accuracy, 1 RPM, 99,999 RPM Max Contact RPM, Included, NIST, LCD (MPN 461920-NIST). Key specifications — Includes: Reflective Tape; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 1 RPM; Calibration Certificate: Included.
EXTECH Laser Tachometer: +/-0.05% RPM Accuracy, 1 RPM, 99,999 RPM Max Contact RPM, Reflective Tape (MPN 461920). Key specifications — Includes: Reflective Tape; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 1 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Laser Tachometer: +/-0.05% RPM Accuracy, 1 RPM, 99,999 RPM Max Contact RPM, Reflective Tape (MPN 461920). Key specifications — Includes: Reflective Tape; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 1 RPM; Calibration Certificate: Not Included.
EXTECH Tachometer: +/-0.04% RPM Accuracy, 1 RPM, 99,999 RPM Max Non-Contact RPM, Not Certified, LCD (MPN RPM250W). Key specifications — Includes: Carrying Case; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.04%; RPM Resolution: 1 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Tachometer: +/-0.04% RPM Accuracy, 1 RPM, 99,999 RPM Max Non-Contact RPM, Not Certified, LCD (MPN RPM250W). Key specifications — Includes: Carrying Case; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.04%; RPM Resolution: 1 RPM; Calibration Certificate: Not Included.
EXTECH Laser Tachometer: +/-0.05% of Reading +1 Digit RPM Accuracy, 1 RPM, 2 RPM Min Contact RPM (MPN RPM33-NIST). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD with Backlight; RPM Accuracy: +/-0.05% of Reading +1 Digit; RPM Resolution: 1 RPM; Calibration Certificate: Included.
EXTECH
EXTECH Laser Tachometer: +/-0.05% of Reading +1 Digit RPM Accuracy, 1 RPM, 2 RPM Min Contact RPM (MPN RPM33-NIST). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD with Backlight; RPM Accuracy: +/-0.05% of Reading +1 Digit; RPM Resolution: 1 RPM; Calibration Certificate: Included.
EXTECH Laser Tachometer: +/-0.05% of Reading +1 Digit RPM Accuracy, 1 RPM, 2 RPM Min Contact RPM (MPN RPM33). Key specifications — Includes: Carrying Case; Brand: EXTECH; Digital Display Screen Type: LCD with Backlight; RPM Accuracy: +/-0.05% of Reading +1 Digit; RPM Resolution: 1 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Laser Tachometer: +/-0.05% of Reading +1 Digit RPM Accuracy, 1 RPM, 2 RPM Min Contact RPM (MPN RPM33). Key specifications — Includes: Carrying Case; Brand: EXTECH; Digital Display Screen Type: LCD with Backlight; RPM Accuracy: +/-0.05% of Reading +1 Digit; RPM Resolution: 1 RPM; Calibration Certificate: Not Included.
EXTECH Vibration Meter: Vibration, 10 Hz to 1 kHz, 7.87 in/sec Max Velocity Measured, LCD (MPN SDL800-NIST). Key specifications — Brand: EXTECH; Accuracy: +/-5% + 2 Digits; Includes: SD Card; Digital Display Screen Type: LCD; Frequency Ranges: 10 Hz to 1 kHz; Certificate of Calibration: Not Included.
EXTECH
EXTECH Vibration Meter: Vibration, 10 Hz to 1 kHz, 7.87 in/sec Max Velocity Measured, LCD (MPN SDL800-NIST). Key specifications — Brand: EXTECH; Accuracy: +/-5% + 2 Digits; Includes: SD Card; Digital Display Screen Type: LCD; Frequency Ranges: 10 Hz to 1 kHz; Certificate of Calibration: Not Included.

More from EXTECH

View all EXTECH parts →
EXTECH Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 19,999 RPM Max Contact RPM, Available Separately (MPN 461895). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 19,999 RPM Max Contact RPM, Available Separately (MPN 461895). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Not Included.
EXTECH Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM, Available Separately (MPN 461891). Key specifications — Includes: Cone Tip; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM, Available Separately (MPN 461891). Key specifications — Includes: Cone Tip; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Not Included.
EXTECH Laser Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 19,999 RPM Max Contact RPM, Included, NIST (MPN 461995-NIST). Key specifications — Includes: NIST Certificate; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Included.
EXTECH
EXTECH Laser Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 19,999 RPM Max Contact RPM, Included, NIST (MPN 461995-NIST). Key specifications — Includes: NIST Certificate; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Included.
EXTECH Combination Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM, Included (MPN RPM10-NIST). Key specifications — Includes: 23 in Reflective Tape; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Included.
EXTECH
EXTECH Combination Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM, Included (MPN RPM10-NIST). Key specifications — Includes: 23 in Reflective Tape; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Included.
EXTECH Combination Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM, LCD (MPN RPM10). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Combination Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM, LCD (MPN RPM10). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.05%; RPM Resolution: 0.1 RPM; Calibration Certificate: Not Included.
EXTECH Tachometer: +/-0.1% RPM Accuracy, 0.001 RPM, 20,000 RPM Max Contact RPM, Available Separately (MPN 461750). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.1%; RPM Resolution: 0.001 RPM; Calibration Certificate: Not Included.
EXTECH
EXTECH Tachometer: +/-0.1% RPM Accuracy, 0.001 RPM, 20,000 RPM Max Contact RPM, Available Separately (MPN 461750). Key specifications — Includes: Wheels for Linear Surface Speed or RPM Measurements; Brand: EXTECH; Digital Display Screen Type: LCD; RPM Accuracy: +/-0.1%; RPM Resolution: 0.001 RPM; Calibration Certificate: Not Included.