# Infrared Thermometer Unit UT309A – Professional IR Non-contact -32°C to 450°C

**URL:** https://aio.lv/en/product--unit-mie0303--10510271
**Data updated:** 2026-03-11 11:53 (EET)
**Category:** Measuring tools
**Manufacturer:** Unit
**Manufacturer code:** MIE0303
**EAN:** 5901890028905
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 67.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 55.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-mie0303--10510271

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

Unit UT309A is a professional infrared non-contact thermometer designed for quick surface temperature measurement from -32°C to 450°C. The device offers handheld operation for industrial, HVAC, automotive and food-safety checks, enabling fast spot readings without contact. Useful for preventive maintenance, troubleshooting thermal hotspots and verifying equipment temperatures.

## Long description

Unit UT309A is a professional infrared non-contact thermometer designed for rapid surface temperature measurement in a wide range from -32°C to 450°C. The handheld instrument delivers quick spot readings without physical contact, enabling safe temperature checks on moving parts, hot surfaces, or areas where probe access is impractical. The thermometer is suitable for industrial maintenance, HVAC diagnostics, automotive service and food-safety surface checks, providing repeatable measurements with simple point-and-shoot operation.
Advantages
The UT309A combines an extensive measuring range and fast response time with a compact handheld design for convenient field use. Its non-contact measurement avoids contamination and risk of burns while allowing access to hard-to-reach or rotating equipment. The unit supports quick troubleshooting of thermal hotspots and verification of equipment operating temperatures, reducing downtime during preventive maintenance tasks.
Suitable for
Industrial machinery temperature checks and preventive maintenance
Heating, ventilation and air conditioning (HVAC) system diagnostics
Automotive engine and brake surface temperature measurements
Food-safety surface inspection where non-contact checks are required
Electrical panel and hotspot detection during troubleshooting
Key specifications
Measurement range: -32°C to 450°C
Measurement method: infrared, non-contact
Form factor: handheld pistol-style unit for single-handed operation
Typical response: fast spot readings for immediate results
Display type: integrated digital readout for temperature values
How to use
Point the UT309A at the target surface from a suitable distance, align the aiming mark or laser indicator with the spot to be measured, and press the measurement trigger to obtain an instant temperature reading on the display. Ensure the measured surface is visible and free from obstructions such as steam, dust or reflective materials that may affect infrared readings. For repeated checks, allow a brief pause between measurements to ensure the sensor stabilizes.
Usage recommendations
For accurate results, measure matte or non-reflective surfaces when possible; for highly reflective metals, apply masking tape or a non-reflective coating at the measurement spot. Keep the instrument clean and store it in a stable temperature environment. Use non-contact infrared checks as part of a wider inspection routine, and verify critical measurements with contact thermometers when traceable accuracy is required.

## FAQ

### How much does the Unit UT309A Infrared Thermometer -32°C to 450°C cost, and is it available for purchase?

The price is 67.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 22 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 29.06.2026 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/10510271/65903624_large.webp