Imaging TRMS Multimeter


Go to Product Support
product image

The FLIR DM166 is the most affordable multimeter with built-in thermal imaging — a must-have tool for commercial electricians, automation, electronics, and HVAC technicians. Featuring Infrared Guided Measurement (IGM™) powered by an 80 x 60 FLIR thermal imager, the DM166 visually guides you to the precise location of temperature anomalies and potential problems faster, more safely, and efficiently. The feature-packed multimeter is an ideal tool for troubleshooting and diagnosing complex issues in both high- and low-voltage applications.

FREE Shipping
Shipping & Returns
Contact Sales

The most affordable DMM with built-in thermal imaging

  • Troubleshoot Faster

    Quickly scan for overheating components with IGM, and diagnose faults with broad DMM test functions

  • Work Safer

    Identify energized and potentially faulty equipment from a safe distance using non-contact temperature measurement

  • Diagnose Problems More Efficiently

    Provides a rich feature set for both high-voltage and low-voltage applications: Variable Frequency Drive, resistance, frequency, capacitance, and more.

Contact Sales

Want more information on this product?

Call (866) 477-3687 to speak with a knowledgeable specialist.

AC_DC Amps
Range: 10.00 A Basic Accuracy: ±1.0% / ±0.7%
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%
Auto Power Off
3 AA batteries; optional TA04 Li-Poly rechargeable battery
Range: Basic Accuracy: 200.0 nF ±1.5% 200.0 µF ±1.5% 2.000 mF ±2.0% 10.00 mF ±5.0%
Continuity check
Between 30 Ω and 480 Ω
Diode Test
Range: 3.000 V Basic Accuracy: ±0.9%
Drop test
3 m
Filter_Laser Pointer
Filter_Thermal Resolution
80 × 60
Frequency Range
Range: 99.99 kHz Basic Accuracy: ±1.0%
IP Rating
IR Resolution
60 × 80 pixels (4,800 pixels)
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)
Thermal image palettes
Rainbow, iron, gray scale
–40 to 752.0°F DMM ± (1.0% + 3°F), –40 to 400°C DMM ± (1.0% + 1.5°C)
True RMS
VFD AC Voltage
Range: 600.0 V RMS Basic Accuracy: ±1.0%
10 yrs on product and detector
Related Content
Related Documents
Export Restrictions

Export Restrictions

The information contained in this page pertains to a dual use product controlled for export by the Export Administration Regulations (EAR). Diversion contrary to US law is prohibited. US Department of Commerce authorization is not required prior to export or transfer to foreign persons or parties unless otherwise prohibited.