UNI-T UT305C Infrared Thermometers
- Temperature Range: -50°C to 1550°C
- Distance-to-Spot Ratio: 50 to 1
- Adjustable Emissivity: 0.1–1.0
- K-Type Thermocouple Support
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Description
Advanced Temperature Measurement for Modern Industrial Applications
The UNI-T UT305C Infrared Thermometer is a premier solution for industrial professionals demanding the highest levels of accuracy, flexibility, and reliability in temperature measurement. Designed for discontinued but still relevant excellence, the UT305C builds on UNI-T’s legacy of innovative thermal instrumentation. Its robust build and versatile feature set make it indispensable for engineers and maintenance teams across the globe. With the ability to measure temperatures from -50°C up to a staggering 1550°C, this device covers everything from routine facility checks to advanced research and specialized manufacturing. The striking red and grey body, large LCD with backlight, and ergonomic grip all underscore its status as a serious instrument for demanding jobs, standing ready to deliver high-precision results whenever and wherever needed.
Combining Laser Precision and Contact Versatility Features
At the core of the UT305C’s appeal is its hybrid measurement capability—allowing for both non-contact laser-based measurements and contact measurements via a k-type thermocouple probe. The integrated Class 2 laser targeting system, with a clear 50:1 distance-to-spot (D:S) ratio, enables technicians to assess hard-to-reach or dangerous surfaces accurately from a distance, minimizing risk and maximizing efficiency. Meanwhile, the addition of a k-type probe means users have the flexibility to achieve accurate readings even when surface emissivity is uncertain or precise contact readings are required. This dual-mode design allows the UT305C to adapt to almost any industrial thermal monitoring scenario—and sets it apart from conventional infrared devices on the market.
Data Management, Storage, and USB Connectivity
Modern industrial measurement isn’t only about capturing accurate values—it’s also about managing and documenting data with efficiency and reliability. The UT305C meets this need by providing the capacity to store up to 99 sets of temperature data internally. Built-in USB data transmission ensures that professionals can easily export readings to a computer for analysis, reporting, and compliance documentation. Whether you’re tracking temperature trends across production batches, conducting preventive maintenance audits, or supporting research protocols, the UT305C’s digital storage and transfer features empower operators to maintain comprehensive measurement records with minimal effort. The inclusion of user-friendly PC software and a convenient USB interface further enhances post-measurement productivity and data integrity.
Dedicated Applications: From Industry to Research Labs
The real brilliance of the UNI-T UT305C comes alive in its wide range of dedicated applications. In HVAC system inspections, technicians utilize the device’s long-range capability to safely check ductwork, motors, and heat exchangers for overheating or energy loss—critical for maintaining efficiency and safety standards. In the electronics manufacturing sector, the thermometer swiftly identifies overheating chips or assemblies before they become points of failure. Laboratories and research institutes rely on the UT305C for non-intrusive monitoring of chemical reactors, furnace chambers, or sensitive samples, promoting both experimental accuracy and operator safety. The k-type probe offers added value when verifying calibration standards or validating surface readings in QA/QC environments. Across every use case, the UT305C delivers quick, repeatable measurements essential for technical success.
Built to Last: Reliability, Ergonomics, and Performance
Despite its impressive technological suite, the UT305C was engineered for real-world resilience and ease of use. The device can withstand rugged industrial environments, is encased in a durable plastic shell, and is compact enough (183mm x 147mm x 57mm) for convenient portability. Its crisp 33mm x 38mm display, equipped with powerful backlighting, ensures static and dynamic readings are visible in any lighting condition—be it poorly lit boiler rooms, bright manufacturing floors, or outdoor installations. With features like auto shut-off, low battery indication, and an efficient power system (USB, 9V battery, or AC adaptor), the UT305C remains dependable through demanding shifts and extended use cases. Accessories such as the battery, USB cable, CD-based PC software, and a robust hard case round out a package built for the requirements of professionals who never compromise.
Intelligent Measurement Modes and Alarm Systems for Safety
With the UT305C, smart measurement goes beyond just temperature acquisition. Multiple display modes—MAX, MIN, AVG, and DIFF—allow users to capture and compare critical temperatures over time, facilitating quick decision-making in dynamic production environments. The 8-second display hold and data hold functions mean that even momentary readings can be captured and reviewed accurately. The high/low temperature alarm system, with both visual and audible alerts, notifies users instantly of out-of-spec conditions, enabling rapid intervention and heightened plant safety. The inclusion of a tripod mounting hole means hands-free, continuous monitoring is possible, making it particularly valuable in environments requiring extended or automated measurements.
tpt24: The Global Leader for Your Thermometer
No matter where you are in the world, securing a genuine and high-quality UT305C Infrared Thermometer is essential for protecting your investment in process safety and accuracy. tpt24 is widely recognized as the number one online store for UNI-T products globally, providing verified authenticity, comprehensive quality assurance, and worldwide delivery. Whether you’re in North America, Europe, Asia, or the Middle East, tpt24 guarantees that every purchase arrives factory-sealed, tested, and ready for immediate deployment. Their stellar customer support ensures guidance for installation, calibration, or troubleshooting. With tpt24, every customer receives peace of mind—knowing that the world’s best source stands firmly behind every shipment, from original packaging to lasting after-sales care.
Specifications
| Specifications | UT305A | UT305C |
| Temperature range | -50°C~1050°C | -50°C~1550°C |
| -58°F~1922°F | -58°F~2822°F | |
| Accuracy | ±1.8°C or ±1.8% | |
| Repeatability | ±0.5°C or ±0.5% | |
| Resolution | 0.1 | |
| D:S ratio | 50:01:00 | |
| Response time | 250ms (95% of reading) | |
| Emissivity | 0.1~1.0 adjustable | |
| Laser type | Class 2 | |
| Laser power | <1mW | |
| Laser wavelength | 630nm~670nm | |
| Spectral response | 8μm~14μm | |
| Features | ||
| °C/°F selection | √ | |
| Laser switch | √ | |
| Display hold (s) | 8 | |
| Data hold | √ | |
| Auto power off | √ | |
| Low battery indication | √ | |
| MAX/MIN/AVG/DIFF mode | √ | |
| Data storage | 99 | |
| USB interface | √ | |
| High/Low alarm | √ | |
| LCD backlight | √ | |
| Tripod mounting hole | √ | |
| T-C thermocouple measurement | √ | |
| General Characteristics | ||
| Power | USB or 9V battery (6F22) or power adaptor | |
| Display | 33mm x 38 mm | |
| Product color | Red and grey | |
| Product net weight | 320g | |
| Product size | 183mm x 147mm x 57mm | |
| Standard accessories | Battery, USB interface cable, PC software CD, point contact temperature probe | |
| Standard individual packing | Gift box, tool box, English manual | |
| Standard quantity per carton | 1pcs | |
| Standard carton measurement | 372mm x 113mm x 315mm | |
| Standard carton gross weight | 2kg | |








