We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

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

Also listed as: 461891NIST · 461891 NIST

Brand
EXTECH
Item
Tachometer: +/-0.05% RPM Accuracy, 0.1 RPM, 20,000 RPM Max Contact RPM
Category
Contact Tachometers
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

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

Technical Documents

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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.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the EXTECH 461891-NIST tachometer used for?

The EXTECH 461891-NIST contact tachometer measures rotational speed (RPM) of shafts, motors, and machinery in industrial maintenance, quality control, and field service. Its cone tip enables direct contact measurement on rotating equipment, and the included NIST certificate supports calibration traceability.

What are the specifications of the EXTECH 461891-NIST tachometer?

The EXTECH 461891-NIST tachometer has an RPM accuracy of +/-0.05%, resolution of 0.1 RPM, and a maximum contact RPM of 20,000. It features an LCD digital display, includes a cone tip, and comes with a NIST calibration certificate. The manufacturer part number is 461891-NIST.

Where to buy the EXTECH 461891-NIST tachometer worldwide?

3G Electric supplies the EXTECH 461891-NIST tachometer to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this instrument.

How to use the EXTECH 461891-NIST contact tachometer?

To use the EXTECH 461891-NIST, attach the included cone tip to the rotating shaft or spindle, press the measurement button, and read the RPM on the LCD display. Ensure the tip contacts the rotating surface squarely for accurate readings. Refer to the manual for proper handling and calibration verification.

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.

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