UNI‑T UTi120S+ Handheld Infrared Thermal Imager

The UNI‑T UTi120S+ Handheld Infrared Thermal Imager is a professional‑grade diagnostic tool designed for industrial inspection, electrical maintenance, and HVAC analysis. It delivers precise non‑contact temperature measurement with a super‑resolution sensor (240×180), extended temperature range up to 550 °C, and advanced auto‑tracking alarms for hot and cold spots. Compact, durable, and easy to operate, it’s ideal for engineers, technicians, and maintenance professionals who need reliable thermal imaging performance in demanding environments.

Features

Super Resolution Imaging → 120×90 sensor upscaled to 240×180 pixels for sharper thermal detail.

Wide Temperature Range → −20 °C to 550 °C for high‑temperature industrial applications.

Full‑Screen Auto Tracking → Automatically detects and highlights hottest and coldest points.

Multi‑Level Alarms → Visual, LED, and buzzer alerts for temperature thresholds.

Color Palettes → Seven selectable modes including Red Hot and High‑Contrast Rainbow.

PC Analysis Software → Type‑C USB connectivity for reporting and export.

Durable Design → IP54 protection, 2 m drop resistance, and tripod mount option.

Long Battery Life → Up to 13 hours continuous operation with fast Type‑C charging.

Specifications

Screen Size: 2.4″ TFT LCD (320×240)

Infrared Resolution: 120×90 pixels

Super Resolution: 240×180 pixels

Temperature Range: −20 °C to 550 °C

Accuracy: ±2 °C or ±2% (whichever is greater)

Emissivity: Adjustable 0.01–1.00

Visible Light Pixels: 2 MP camera

Color Palettes: 7 (Lava, Rainbow HC, Black Hot, White Hot, Iron, Rainbow, Red Hot)

Field of View (FOV): 50° × 38°

IFOV: 7.6 mrad

Storage Medium: Internal memory (~2,300 JPG images) + MicroSD card

Focusing Mode: Fixed focus

Thermal Sensitivity (NETD): <60 mK

Frame Rate: 25 Hz

Digital Zoom: 1×–4×

Temperature Analysis: Center point, auto hot/cold tracking

Isotherm: Supported

Temperature Display: Max/Min/Center

Temperature Units: °C / °F

High/Low Temp Alarm: Multi‑level alarms (LCD, LED, buzzer)

Image Modes: IR, visible, fusion

Image Format: JPG

USB Communication: Type‑C

WiFi: Not supported

Real‑Time Transmission: Via PC software

PC Analysis Software: Included (reporting/export)

Mobile App: Not supported

LED Illumination: Built‑in

Languages: Multi‑language support

IP Rating: IP54 dust/splash resistant

Drop Test: 2 m drop resistance

Battery: 3.7 V Li‑ion 2600 mAh (18650)

Operating Time: Up to 13 hours

Charging Time: ≤2.5 hours (5 V/2 A)

Dimensions: 197 × 72 × 60 mm

Weight: 310 g

Certifications: CE, UKCA, RoHS

What is the main difference between UTi120S and UTi120S+? - The UTi120S+ has an extended temperature range up to 550 °C and “Super Resolution” (240×180), while the UTi120S is limited to 400 °C with 120×90 resolution.