# Non-contact tachometer Unit UT373, measuring range 0.5–19999 RPM

**URL:** https://aio.lv/en/product--unit-ut373--11275124
**Data updated:** 2026-02-14 19:40 (EET)
**Category:** Measuring tools
**Manufacturer:** Unit
**Manufacturer code:** UT373
**EAN:** 6935750537305
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 18.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-ut373--11275124

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Non-contact tachometer Unit UT373 measures rotational speed without physical contact, with a specified range of 0.5 to 19,999 RPM. Designed for quick, safe measurement of shafts, motors, fans and rotating parts, it enables spot checks and maintenance inspections. Portable and simple to use, it provides RPM readings for troubleshooting and performance verification.

## Long description

The Non-contact tachometer Unit UT373 measures rotational speed without physical contact, covering a range from 0.5 to 19,999 RPM. Designed for quick spot checks and maintenance inspections, it enables safe measurement of shafts, motors, fans and other rotating parts. The portable instrument provides clear RPM readings for troubleshooting and performance verification, making it suitable for field work and routine checks.
Advantages
The Unit UT373 offers non-contact measurement to avoid interference with moving parts and reduce wear on the instrument. Its wide measuring range accommodates very slow to high-speed rotations, enabling versatile use across different equipment types. Portability and straightforward operation allow technicians to perform rapid on-site measurements without complex setup. The device delivers immediate digital readouts that simplify diagnostic and verification tasks.
Suitable for
Measuring rotational speed of shafts and axles
Checking motor and fan RPM during maintenance
Spot inspections in production and service environments
Troubleshooting rotating machinery
Key specifications
Measurement principle: non-contact optical tachometry
Measuring range: 0.5 to 19,999 RPM
Display: digital readout for RPM values
Portability: handheld form factor suitable for field use
Typical applications: shafts, motors, fans and rotating components
How to use
Position the tachometer so the sensor has a clear line of sight to the rotating target. If required, apply a reflective marker to the rotating part according to the instrument instructions to ensure reliable optical detection. Aim the device at the marked area from a safe distance within the sensor range and trigger a measurement. Read the RPM value from the digital display and, if needed, repeat the measurement to verify stability.
Usage recommendations
Ensure a stable mounting or steady hand during measurement and observe safety distances from moving parts. Use appropriate reflective markers on dark or non-reflective surfaces. Avoid exposing the sensor to dust or liquid contamination and store the tachometer in a dry place when not in use.

## FAQ

### How much does the Non-contact tachometer Unit UT373 cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 434 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Unit products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Unit service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11275124/63892343_large.webp