Added to cart

Go to cart

Your order qualifies for free 2-day shipping and easy returns

Shipping & Returns Policy

  • Trusted, Accurate Readings

    Diagnose complex systems with True RMS, LoZ, VFD, and more. Assess temperatures up to 400°C (752°F) with the Type-K thermocouple.

  • Work Longer without Interruption

    DM91 offers powerful LED worklights and flexible battery options; datalogging and storage allows you to document intermittent trends.

  • Streamline Reporting and Sharing

    Bluetooth METERLiNK® allows you to wirelessly share readings with clients or embed data into FLIR thermal camera images.

Contact Sales

Want more information on this product?

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

Display Counts
Imaging & Optical
Display Counts
Measurement & Analysis
Range: 10.00mF Basic Accuracy:1.9%
Category Rating
CAT IV—600 V, CAT III—1000 V
Continuity check
Range: 600.0 Ω Basic Accuracy: ±0.9%
Diode Test
1.500 ± (0.9% + 2D)
Frequency Counter
Range: 100.00 Hz Basic Accuracy: ±0.1%
Measuring Rate
3 samples per second
Range: 6.000 MΩ Basic Accuracy: ±0.9%
Temperature Type K thermocouple
–40 to 400°C DMM ± (1.0% + 3°C)/ IGM ± (1.0% + 5°C)
Communication & Data Storage
Data Storage
with Recall, 1 file of 40k readings
Battery life
Alkaline ~110hrs, LithiumPolymer (Optional)~ 500hrs
Battery type
3x AA
Maximum Voltage
1000 V DC or 1000 V AC RMS
Packaging Size
32 cm x 14 cm x 11 cm (12.6 in. x 5.5 in. x 4.3 in.)
Environmental & Certifications
Drop test
IP Rating
Limited lifetime warranty
Accessories In the Box
TA82 Premium Silicone Test Leads, TA84 Test Lead Storage/Tripod Accessory, TA70 CAT IV Insulated Alligator Probes (Slip On), TA60 Thermocouple Adapter with Type K Probe
Accessories Optional
TA72 Universal Flex Current Probe Accessory 25cm (10"), TA74 Universal Flex Current Probe Accessory 45cm (18"), TA04-KIT Lithium Polymer Rechargeable Battery Kit, TA15 Soft Sided Carrying Case, TA52 Magnet Mount, TA50 Magnetic Hanging Strap, TA42 Belt Clip, TA10 Protective Case for FLIR DMMs, TA10-F Protective Case for FLIR DMMs and TA7X
Related Content
Related Documents
Export Restrictions

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.