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UNI-T UT300S Infrared Thermometer is a compact and economical non-contact temperature measuring tool designed for fast and convenient surface temperature measurement. With a measuring range of -32°C to 400°C and a 12:1 distance-to-spot (D) ratio, it allows users to safely measure the temperature of hard-to-reach, moving, hot, or potentially hazardous surfaces from a distance.
Designed for simple everyday operation, the UT300S features one-button measurement, data hold, and a backlit display for easy temperature readings. Its compact size, quick response, high repeatability, and convenient operation make it suitable for maintenance, inspection, electrical, mechanical, HVAC, automotive, and general industrial temperature checking.
| Model | UT300S |
| Temperature Range | -32°C to 400°C (-25.6°F to 752°F) |
| Accuracy | ±2°C or ±2% |
| Repeatability | ±0.5°C or ±0.5% |
| Distance-to-Spot Ratio (D:S) | 12:1 |
| Response Time | 500ms |
| Emissivity | 0.10–1.00 Adjustable |
| Spectral Response | 8μm–14μm |
| Laser Power | <1mW |
| Features | |
| Auto Power Off | 8 seconds |
| Low Battery Indication | Yes |
| Data Hold | Yes |
| °C / °F Selection | Yes |
| Backlight | Yes |
| Laser | Yes |
| General Characteristics | |
| Power Supply | 9V Battery (6F22) |
| Display Size | 22mm × 22mm |
| Net Weight | 185g |
| Product Size | 153mm × 108mm × 40mm |
| Standard Quantity per Carton | 48 pcs |
| Standard Carton Measurement | 590mm × 530mm × 360mm (0.11 CBM) |
| Standard Carton Gross Weight | 14.8kg |
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