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Testimonials

  • Thank you very much for sending the micro, your willingness to help with this issue exceeded my expectations!
    —Doug, USA
  • Thanks again for your great response. It's a big difference working with Labjack as opposed to [...other companies...].
    —Frank, USA
  • I have never encountered a company that is even remotely close to the level of support you are providing.
    —Marcus, Industrial Dynamics Sweden AB
  • Thanks for all of your help.
    —Ian, USA
  • You guys are the best and your customer support should be the world-wide standard.
    —Mike, Indiana University
  • Consider me a very pleased U12 user.
    —Tony, USA
  • You guys certainly made interfacing with Matlab a pain free experience.
    —Ashwin, Duke University
  • Thank you very much for your help.
    —Bob, Glenbrook North High School, IL
  • Let me say it in spanish: Muy groso! I hope you keep developing more products so I could buy them all.
    —Martin, Argentina
  • I really appreciate your assistance in getting these parts to us so quickly.
    —Emily, Medical Education Technologies, Inc.

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What is a LabJack?

LabJack produces Low Cost USB/Ethernet/WiFi based measurement and automation devices which provide analog inputs/outputs, digital inputs/outputs, and more. They serve as an inexpensive and easy to use interface between computers and the physical world. Read more in the FAQ.

Browse by LabJack Device

Find specifications, software, and documentation for our lineup of data acquisition (DAQ) and control devices.


T7/T7-Pro High performance, USB, Ethernet, WiFi

  • Newest DAQ with USB, Ethernet, and 802.11b/g WiFi connectivity.
  • Fully compatible with Modbus TCP/UDP.
  • 14 analog inputs at 16–18+ bit resolution
  • T7-Pro: up to 22 bit resolution, and WiFi
  • 2 analog outputs
  • 23 digital I/O
T7: $399
T7-Pro: $499

U3-LV/U3-HV Most affordable

  • Lowest cost DAQ device supporting USB
  • Up to 16 analog inputs at 12 bit resolution
  • 2 analog outputs
  • Up to 20 digital I/O
U3-LV: $108
U3-HV: $114

U6/U6-Pro Exceptional price and performance

  • USB DAQ device with highest quality analog inputs
  • 14 analog inputs at 16–18+ bit resolution
  • U6-Pro: up to 22 bit resolution
  • 2 analog outputs
  • 20 digital I/O
U6: $299
U6-Pro: $369

UE9/UE9-Pro The original USB, Ethernet

  • USB & Ethernet DAQ device with limited support for Modbus TCP
  • 14 analog inputs at 12–16 bit resolution
  • UE9-Pro: up to 20 bit resolution
  • 2 analog outputs
  • 23 digital I/O
UE9: $479
UE9-Pro: $579

U12 The original LabJack

  • Low cost USB DAQ device, reliable and easy to use.
  • 8 analog inputs at 12 bit resolution
  • 2 analog outputs
  • 20 digital I/O
U12: $139

Battery Powered

Digit Logs Temperature, Light, Humidity

  • Low cost temperature, light, humidity, and dew point data logger
  • 7 log intervals 10s, 30s, 1m, 10m, 30m, 1h, 6h
  • Stores up to 260,000 readings
  • Includes clear plastic waterproof enclosure
  • Up to 4 year battery life
Digit-TL: $35
Digit-TLH: $48

Question about distributors, sales, educational discounts, or tax-exemption? Check the sales page or contact us.