The FLIR DM166 is an exceptional multimeter that combines affordability with cutting-edge thermal imaging capabilities, making it an indispensable tool for professionals across various industries including commercial electricians, automation specialists, electronics technicians, and HVAC professionals.


– Cost-Effective: The FLIR DM166 offers thermal imaging capabilities at an affordable price point, providing exceptional value for professionals seeking advanced diagnostic tools without breaking the bank.

– Safety: With its ability to detect temperature anomalies and potential hazards, the DM166 enhances safety by allowing users to identify issues from a distance, minimizing the risk of accidents and injuries.

– Efficiency: By combining thermal imaging with traditional multimeter functions, the DM166 accelerates the troubleshooting process, reducing downtime and increasing productivity.

– Accuracy: With FLIR’s renowned thermal imaging technology, the DM166 delivers precise and reliable results, ensuring accurate diagnosis and effective problem-solving.

The FLIR DM166 sets a new standard for multimeters with built-in thermal imaging, offering unparalleled performance, affordability, and versatility for professionals tackling complex diagnostic challenges.

Additional Info

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.


IR Resolution: 60 × 80 pixels (4,800 pixels)
Warranty: 10 yrs on product and detector

Drop test: 3 m
IP Rating: IP40

Imaging & Optical
Focus: Fixed
Thermal image palettes: Rainbow, iron, gray scale

Measurement & Analysis
AC/DC mAmps: Range: 600.0 mA Basic Accuracy: ±1.0% / ±0.7%
AC/DC microAmps: Range: 4000 µA Basic Accuracy: ±1.5%
AC/DC mVolt: Range: 600.0 mV Basic Accuracy: ±1% / ±0.5%
AC/DC Voltage: Range: 600.0 V Basic Accuracy: ±0.7% / ±0.5%
Capacitance: Range: Basic Accuracy: 200.0 nF ±1.5% 200.0 µF ±1.5% 2.000 mF ±2.0% 10.00 mF ±5.0%
Diode Test: Range: 3.000 V Basic Accuracy: ±0.9%
Frequency Range: Range: 99.99 kHz Basic Accuracy: ±1.0%
Resistance: Range: Basic Accuracy: 600.0 Ω ±0.3% 600.0 kΩ ±0.5% 6.000 MΩ ±0.9% 60.00 MΩ ±1.5%
Temperature Range: –10 to 150°C (14 to 302°F)
Thermocouple: –40 to 752.0°F DMM ± (1.0% + 3°F), –40 to 400°C DMM ± (1.0% + 1.5°C)
VFD AC Voltage: Range: 600.0 V RMS Basic Accuracy: ±1.0%
AC/DC Amps: Range: 10.00 A Basic Accuracy: ±1.0% / ±0.7%
Continuity check: Between 30 Ω and 480 Ω
True RMS: Yes

Meter Data
Auto Power Off: Yes

Battery: 3 AA batteries; optional TA04 Li-Poly rechargeable battery

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