Emerson AMS TREX Communicators

Emerson AMS TREX Communicators

From reducing downtime to ensuring compliance, Transcat is the partner Emerson customers trust to maintain the integrity of their AMS Trex Communicators. Let

Next Generation AMS Trex™ Device Communicator with embedded Bluetooth® connectivity

Emerson TREX2 AMS Communicator with BlueToothEmerson TREX2 AMS Communicator with BlueTooth
  • Power the Loop: streamline maintenance productivity; eliminate the need for specialized tools (i.e. power supply, loop resistor, ammeter).
  • Advanced Diagnostics: quickly resolve device configuration issues; diagnose 4-20mA loops; configure and test control valves inline.
  • Performance, Speed and Design: Noticeably faster response times, higher volume load of calculations, and a drastically improved, intuitive user experience.
  • NIST Traceability: The new and improved Device Configuration Plus Module has been redesigned with unmatched mA current accuracy and calibrated according to traceable, accredited standards as per the National Institute of Standards and Technology (NIST).
  • Bluetooth® Connectivity: The next-gen AMS Trex has been re-engineered with embedded Bluetooth technology, improving maintenance productivity and safety with seamless integration with Bluetooth devices.
  • Rugged and Intrinsically Safe Design: Built to withstand harsh industrial environments; protected against moisture, extreme temperatures, and physical shocks, meeting global Intrinsic Safety standards.
  • Field Device Integrity: Ensure online and offline device configurations are captured and sync’d with AMS Device Manager software.

With our easy-to-use Configurator Tool, you can select the exact options and accessories you need, ensuring your communicator is tailored for your specific applications.

  • Choose Your Model & Features – Select from standard or advanced versions with built-in HART® and FOUNDATIONâ„¢ Fieldbus capabilities.
  • Add Protective Accessories – Keep your Emerson AMS TREX safe with ruggedized cases, screen protectors, and carrying options.
  • Pre-Loaded Software & Licensing – Get your communicator fully loaded with the latest software and licenses to ensure seamless integration into your workflow

Emerson TREX Promotions


Emerson TREX AMS CommunicatorEmerson TREX AMS Communicator

Optimize, Configure, and Maintain with the
Emerson AMS TREX – Powered by Transcat

The Emerson AMS TREX Device Communicator is the ultimate tool for field technicians—streamlining device configuration, diagnostics, and troubleshooting. At Transcat, we go beyond just supplying your Emerson AMS TREX; we ensure you get the right configuration and the best support to maximize your investment.

With our easy-to-use Configurator Tool, you can select the exact options and accessories you need, ensuring your communicator is tailored for your specific applications.

  • Choose Your Model & Features – Select from standard or advanced versions with built-in HART® and FOUNDATIONâ„¢ Fieldbus capabilities.
  • Add Protective Accessories – Keep your Emerson AMS TREX safe with ruggedized cases, screen protectors, and carrying options.
  • Pre-Loaded Software & Licensing – Get your communicator fully loaded with the latest software and licenses to ensure seamless integration into your workflow

Get the Right Emerson AMS TREX, Ready to Perform

At Transcat, we make it easy to equip your team with the Emerson AMS TREX Device Communicator by offering preconfigured SKUs—fully optimized, calibrated, and ready for deployment. Instead of navigating complex configurations, choose from our expertly curated options designed to meet the most common industry needs.

  • Ready-to-Use Out of the Box – No setup required; your communicator arrives preloaded with the latest firmware and configurations.
  • Optimized for Industry Applications – Choose from standard configurations tailored for process industries, oil & gas, power, and more.
  • Certified & Warranty-Protected – Fully backed by Transcat and Emerson for reliability and peace of mind.
  • Faster Delivery – Get your Emerson AMS Trex faster with preconfigured SKUs, eliminating setup delays.

Preconfigured Emerson AMS TREX2 Units

Emerson TREX2CHPKLWS1 Device Communicator with HART, Wireless, 1 Year Support
Emerson TREX2LFPNAWS3 Device Communicator PLUS with HART & Fieldbus, Wireless, 3 Year Support
Emerson TREX2LHPKLWS3 Device Communicator PLUS with HART, IS, Wireless, 3 Year Support
Emerson TREX2LHPKLWS1 Device Communicator PLUS with HART, IS, Wireless, 1 Year Support
Emerson TREX2LFPKLWS1 Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 1 Year Support
Emerson TREX2LFPKLWP3SRW Device Communicator PLUS with HART, ATEX, Wireless, 3 Year Premium Support, Radar App
Emerson TREX2LHPNAWS1 Device Communicator PLUS with HART Wireless, 1 Year Support
Emerson TREX2LFPNA9S1 Device Communicator PLUS with HART & Fieldbus, IS, 1 Year Support
Emerson TREX2LFPKL9S1 Device Communicator PLUS with HART & Fieldbus, IS, 1 Year Support
Emerson TREX2CFPKLWS1 Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Support
Emerson TREX2LHPKL9S3 Device Communicator PLUS with HART, IS, 3 Year Support
Emerson TREX2CFPNAWS3 Device Communicator with HART & Fieldbus, Wireless, 3 Year Support
Emerson TREX2LHPKL9S1 Device Communicator PLUS with HART, IS, 1 Year Support
Emerson TREX2LHPNA9S1 Device Communicator PLUS with HART with 1 Year Support
Emerson TREX2LHPKLWP3 Device Communicator PLUS with HART, IS, Wireless, 3 Year Premium Support
Emerson TREX2LFPKLWS3SRW Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 3 Year Support, Case, Radar App & WirelessHART Provisioning App
Emerson TREX2LFPKLWP3 Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 3 Year Premium Support
Emerson TREX2LFPKL9S3 Device Communicator PLUS with HART & Fieldbus, IS, 3 Year Support
Emerson TREX2LFPNAWS1SRW Device Communicator PLUS with HART & Fieldbus, Wireless, 1 Year support, Radar APP
Emerson TREX2LHPKLWS3SR Device Communicator with HART, IS, Wireless, 3 Year support, Case, Radar APP
Emerson TREX2LHPKLWS3SRW Device Communicator with HART, IS, Wireless, 3 Year Support, Case, Radar & Wireless APP
Emerson TREX2LFPNAWS1 Device Communicator PLUS with HART & Fieldbus, Wireless, 1 Year Support
Emerson TREX2LHPNAWS1SW Device Communicator with HART, 1 Year Support, Wireless, Case, Wireless APP
Emerson TREX2CHPKL9S1 Device Communicator with HART, IS, 1 Year Support
Emerson TREX2CHPNAWS1 Device Communicator with HART, Wireless, 1 Year Support
Emerson TREX2CFPKLWP1 Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Premium Support
Emerson TREX2CFPKLWP3 Device Communicator with HART & Fieldbus, IS, Wireless, 3 Year Premium Support
Emerson TREX2CFPKLWS1SR Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Support, Radar APP
Emerson TREX2CFPKL9P1 Device Communicator with HART & Fieldbus, IS, 1 Year Premium Support
Emerson TREX2CFPKL9P3 Device Communicator with HART & Fieldbus, IS, 3 Year Premium Support
Emerson TREX2CFPKL9S1 Device Communicator with HART & Fieldbus, IS, 1 Year Support
Emerson TREX2CFPKL9S3 Device Communicator with HART & Fieldbus, IS, 3 Year Support
Emerson TREX2CFPNAWP1 Device Communicator with HART & Fieldbus, 1 Year Premium Support, Wireless
Emerson TREX2CFPNAWP3 Device Communicator with HART & Fieldbus, 3 Year Premium Support, Wireless
Emerson TREX2CFPNAWS1 Device Communicator with HART & Fieldbus, Wireless, 1 Year Support
Emerson TREX2CFPNA9S1 Device Communicator with HART & Fieldbus, 1 Year Support
Emerson TREX2CFPNA9S3 Device Communicator with HART & Fieldbus, 3 Year Support
Emerson TREX2CHPKLWP1 Device Communicator with HART, IS, Wireless, 1 Year Premium Support
Emerson TREX2CHPKLWP3 Device Communicator with HART, IS, Wireless, 3 Year Premium Support
Emerson TREX2CHPKLWS1R Device Communicator with HART, IS, Wireless, 1 Year Support, RADAR APP
Emerson TREX2CHPKLWS1SR Device Communicator with HART, IS, Wireless, 1 Year Support, Case, RADAR APP
Emerson TREX2CHPKL9P1 Device Communicator with HART, 1 Year Premium Support
Emerson TREX2CHPKL9P3 Device Communicator with HART, 3 Year Premium Support
Emerson TREX2CHPKL9S3 Device Communicator with HART, 3 Year Support
Emerson TREX2CHPNAWP1 Device Communicator with HART, Wireless, 1 Year Premium Support
Emerson TREX2CHPNAWP3 Device Communicator with HART, Wireless, 3 Year Premium Support
Emerson TREX2CHPNAWS1R Device Communicator with HART, Wireless, 1 Year Support, Radar APP
Emerson TREX2CHPNAWS1SW Device Communicator with HART, Wireless, 1 Year Support, Case, Wireless APP
Emerson TREX2CHPNAWS3 Device Communicator with HART, Wireless, 3 Year Support
Emerson TREX2CHPNA9P1 Device Communicator with HART, 1 Year Premium Support
Emerson TREX2CHPNA9P3 Device Communicator with HART, 3 Year Premium Support
Emerson TREX2CHPNA9S1SRW Device Communicator with HART, 1 Year Support, case, RADAR & Wireless APP
Emerson TREX2CHPNA9S3 Device Communicator with HART, 3 Year Support
Emerson TREX2LFPKLWP1 Device Communicator PLUS with HART & Fieldbus, IS, 1 Year Premium Support
Emerson TREX2LFPKLWS1SRW Device Communicator PLUS with HART & Fieldbus, IS, 1 Year Support, case, RADAR & Wireless APP
Emerson TREX2LFPKLWS3SR Device Communicator PLUS with HART & Fieldbus, IS, Case, Radar App
Emerson TREX2LFPKLWS3SW Device Communicator PLUS with HART & Fieldbus, IS, Case, Wireless APP
Emerson TREX2LFPKL9P1 Device Communicator PLUS with HART & Fieldbus, IS, 1 Year Premium Support
Emerson TREX2LFPKL9P3 Device Communicator PLUS with HART & Fieldbus, IS, 3 Year Premium Support
Emerson TREX2LFPKL9P3SRW Device Communicator PLUS with HART, IS, Fieldbus, 3 Year Support, Case, Radar & Wireless APP
Emerson TREX2LFPKL9S1SR Device Communicator PLUS with HART, IS, Fieldbus, 1 Year Support, Case, Radar APP
Emerson TREX2LFPKL9S1SRW Device Communicator PLUS with HART, IS, Fieldbus, 1 Year Support, Case, Radar & Wireless App
Emerson TREX2LFPKL9S1SW Device Communicator PLUS with HART, IS, Fieldbus, 1 Year Support, Case, Wireless App
Emerson TREX2LFPNAWP1 Device Communicator PLUS with HART, Fieldbus, 1 Year Premium Support, Wireless
Emerson TREX2LFPNAWP3 Device Communicator PLUS with HART, Fieldbus, 3 Year Premium Support, Wireless
Emerson TREX2LFPNA9P1 Device Communicator PLUS with HART, Fieldbus, 1 Year Premium Support
Emerson TREX2LFPNA9P3 Device Communicator PLUS with HART, Fieldbus, 3 Year Premium Support
Emerson TREX2LFPNA9S3 Device Communicator PLUS with HART & Fieldbus, IS, 3 Year Support
Emerson TREX2LHPKLWP1 Device Communicator, HART, Wireless, 1 Year Premium Support
Emerson TREX2LHPKLWP1R Device Communicator, HART, Wireless, 1 Year Premium Support, Radar APP
Emerson TREX2LHPKLWP3SR Device Communicator, HART, Wireless, 3 Year Premium Support, Case, Radar App
Emerson TREX2LHPKLWS1SR Device Communicator PLUS with HART, IS, Wireless, 1 Year Support
Emerson TREX2LHPKLWS1SW Device Communicator PLUS with HART, IS, Wireless, 1 Year Support, Wireless App
Emerson TREX2LHPKLWS3SW Device Communicator PLUS with HART, IS, Wireless, 3 Year Support, Wireless App
Emerson TREX2LHPKL9P1 Device Communicator PLUS with HART, IS, 1 Year Premium Support
Emerson TREX2LHPKL9P3 Device Communicator PLUS with HART, IS, 3 Year Premium Support
Emerson TREX2LHPKL9S1SR Device Communicator PLUS with HART, IS, 1 Year Premium Support, Case, Radar APP
Emerson TREX2LHPKL9S3SR Device Communicator PLUS with HART, IS, 3 Year Premium Support, Case, Radar APP
Emerson TREX2LHPNAWP1 Device Communicator PLUS with HART, 1 Year Premium Support
Emerson TREX2LHPNAWP3 Device Communicator PLUS with HART, 3 Year Premium Support
Emerson TREX2LHPNAWP3SRW Device Communicator PLUS with HART, 3 Year Premium Support, Case, Radar & Wireless APP
Emerson TREX2LHPNAWS1SR Device Communicator PLUS with HART, 1 Year Premium Support, Case, Radar APP
Emerson TREX2LHPNAWS1SRW Device Communicator PLUS with HART, 1 Year Premium Support, Case, Radar & Wireless APP
Emerson TREX2LHPNAWS3 Device Communicator PLUS with HART, Wireless, 3 Year Support
Emerson TREX2LHPNA9P1 Device Communicator PLUS with HART, 1 Year Support
Emerson TREX2LHPNA9P3 Device Communicator PLUS with HART, 3 Year Support
Emerson TREX2LHPNA9S1SR Device Communicator PLUS with HART, 1 Year Support, Case, Radar APP
Emerson TREX2LHPNA9S3 Device Communicator PLUS with HART with 3 Year Support
Emerson TREX2CFPKLWS3 Device Communicator with HART & Fieldbus, IS, Wireless, 3 Year Support
Emerson TREX2CHPKLWS3 Device Communicator with HART, IS, Wireless, 3 Year Support
Emerson TREX2CHPNA9S1 Device Communicator with HART, 1 Year Support

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  • Emerson TREXLFPKLWS1 Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 1 Year Standard Support
    Emerson TREXLFPKLWS1 Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 1 Year Standard Support
    Order # TREXLFPKLWS1 Mfg # TREXLFPKLWS1
    $19,794.06
  • Emerson TREXCHPNA9S1 Device Communicator with HART, 1 Year Standard Support
    Emerson TREXCHPNA9S1 Device Communicator with HART, 1 Year Standard Support
    Order # TREXCHPNA9S1 Mfg # TREXCHPNA9S1
    $12,077.78
  • Emerson TREXCHPNAWS1 Device Communicator with HART, Wireless, 1 Year Standard Support
    Emerson TREXCHPNAWS1 Device Communicator with HART, Wireless, 1 Year Standard Support
    Order # TREXCHPNAWS1 Mfg # TREXCHPNAWS1
    $12,685.53
  • Emerson TREXCHPNAWP3 Device Communicator with HART, Wireless, 3 Year Premium Support
    Emerson TREXCHPNAWP3 Device Communicator with HART, Wireless, 3 Year Premium Support
    Order # TREXCHPNAWP3 Mfg # TREXCHPNAWP3
    $16,546.53
  • Rent from the Test and Measurement Equipment Experts

    • check Dedicated rental experts are ready to help you find the right piece of equipment and determine the best course for rental
    • check Transcat provides consultative services on equipment selection, given your existing systems and operations
    • check Ready to use calibrated equipment is is provided quickly in a cost effective and flexible way
    • check Same day shipping is available in most cases
  • Emerson TREXCHPNAWP1 Device Communicator with HART, Wireless, 1 Year Premium Support
    Emerson TREXCHPNAWP1 Device Communicator with HART, Wireless, 1 Year Premium Support
    Order # TREXCHPNAWP1 Mfg # TREXCHPNAWP1
    $13,630.76
  • Emerson TREXCHPKL9S1 Device Communicator with HART, IS, 1 Year Standard Support
    Emerson TREXCHPKL9S1 Device Communicator with HART, IS, 1 Year Standard Support
    Order # TREXCHPKL9S1 Mfg # TREXCHPKL9S1
    $13,296.14
  • Emerson TREXCHPKLWS3 Device Communicator with HART, IS, Wireless, 3 Year Standard Support
    Emerson TREXCHPKLWS3 Device Communicator with HART, IS, Wireless, 3 Year Standard Support
    Order # TREXCHPKLWS3 Mfg # TREXCHPKLWS3
    $15,163.72
  • Emerson TREXCHPKLWP1 Device Communicator with HART, IS, Wireless, 1 Year Premium Support
    Emerson TREXCHPKLWP1 Device Communicator with HART, IS, Wireless, 1 Year Premium Support
    Order # TREXCHPKLWP1 Mfg # TREXCHPKLWP1
    $14,849.12
  • Emerson TREXCFPNAWS3 Device Communicator with HART & Fieldbus, Wireless, 3 Year Standard Support
    Emerson TREXCFPNAWS3 Device Communicator with HART & Fieldbus, Wireless, 3 Year Standard Support
    Order # TREXCFPNAWS3 Mfg # TREXCFPNAWS3
    $17,576.13
  • Emerson TREXCFPNAWS1 Device Communicator with HART & Fieldbus, Wireless, 1 Year Standard Support
    Emerson TREXCFPNAWS1 Device Communicator with HART & Fieldbus, Wireless, 1 Year Standard Support
    Order # TREXCFPNAWS1 Mfg # TREXCFPNAWS1
    $16,316.30
  • Emerson AMS TREX Communicator
    Emerson TREXCFPKL9S3 Device Communicator with HART & Fieldbus, IS, 3 Year Standard Support
    Order # TREXCFPKL9S3 Mfg # TREXCFPKL9S3
    $18,186.74
  • Emerson TREXCFPKL9S1 Device Communicator with HART & Fieldbus, IS, 1 Year Standard Support
    Emerson TREXCFPKL9S1 Device Communicator with HART & Fieldbus, IS, 1 Year Standard Support
    Order # TREXCFPKL9S1 Mfg # TREXCFPKL9S1
    $16,926.91
  • Emerson TREXCFPKL9P3 Device Communicator with HART & Fieldbus, IS, 3 Year Premium Support
    Emerson TREXCFPKL9P3 Device Communicator with HART & Fieldbus, IS, 3 Year Premium Support
    Order # TREXCFPKL9P3 Mfg # TREXCFPKL9P3
    $20,787.91
  • Emerson TREXCFPKL9P1 Device Communicator with HART & Fieldbus, IS, 1 Year Premium Support
    Emerson TREXCFPKL9P1 Device Communicator with HART & Fieldbus, IS, 1 Year Premium Support
    Order # TREXCFPKL9P1 Mfg # TREXCFPKL9P1
    $17,872.14
  • Emerson TREXCFPKLWS3 Device Communicator with HART & Fieldbus, IS, Wireless, 3 Year Standard Support
    Emerson TREXCFPKLWS3 Device Communicator with HART & Fieldbus, IS, Wireless, 3 Year Standard Support
    Order # TREXCFPKLWS3 Mfg # TREXCFPKLWS3
    $18,794.49
  • Emerson TREXCFPKLWS1 Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Standard Support
    Emerson TREXCFPKLWS1 Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Standard Support
    Order # TREXCFPKLWS1 Mfg # TREXCFPKLWS1
    $17,534.66
  • Emerson TREXCFPKLWP1 Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Premium Support
    Emerson TREXCFPKLWP1 Device Communicator with HART & Fieldbus, IS, Wireless, 1 Year Premium Support
    Order # TREXCFPKLWP1 Mfg # TREXCFPKLWP1
    $18,479.89
  • New
    Emerson TREX2CHPKLWS3 Device Communicator with HART, IS, Wireless, 3 Year Support
    Emerson TREX2CHPKLWS3 Device Communicator with HART, IS, Wireless, 3 Year Support
    Order # TREX2CHPKLWS3 Mfg # TREX2CHPKLWS3
    $15,163.72
  • Emerson TREXLHPKL9S1S Device Communicator with HART, IS, 1 Year Standard Support
    Emerson TREXLHPKL9S1S Device Communicator with HART, IS, 1 Year Standard Support
    Order # TREXLHPKL9S1S Mfg # TREXLHPKL9S1S
    $15,917.33
  • Emerson TREXCFPNAWS3S Device Communicator
    Emerson TREXCFPNAWS3S Device Communicator with HART & Fieldbus, Wireless, 3 Year Standard Support, Case
    Order # TREXCFPNAWS3S Mfg # TREXCFPNAWS3S
    $17,945.07
  • Emerson TREXLHPKLWS1S Device Communicator PLUS with HART, IS with Case, Wireless, 1 Year Support
    Emerson TREXLHPKLWS1S Device Communicator PLUS with HART, IS with Case, Wireless, 1 Year Support
    Order # TREXLHPKLWS1S Mfg # TREXLHPKLWS1S
    $16,532.23
  • Emerson TREXLHPNAWS1 Device Communicator PLUS with HART Wireless, 1 Year Standard Support
    Emerson TREXLHPNAWS1 Device Communicator PLUS with HART Wireless, 1 Year Standard Support
    Order # TREXLHPNAWS1 Mfg # TREXLHPNAWS1
    $14,944.93
  • Emerson TREXLFPKLWP3 Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 3 Year Premium Support
    Emerson TREXLFPKLWP3 Device Communicator PLUS with HART & Fieldbus, IS, Wireless, 3 Year Premium Support
    Order # TREXLFPKLWP3 Mfg # TREXLFPKLWP3
    $23,655.06
  • New
    Emerson TREX2LHPNA9S3 Device Communicator PLUS with HART with 3 Year Support
    Emerson TREX2LHPNA9S3 Device Communicator PLUS with HART with 3 Year Support
    Order # TREX2LHPNA9S3 Mfg # TREX2LHPNA9S3
    $15,597.01
  • New
    Emerson TREX2LHPKLWS3SW Device Communicator PLUS with HART, IS, Wireless, 3 Year Support, Wireless App
    Emerson TREX2LHPKLWS3SW Device Communicator PLUS with HART, IS, Wireless, 3 Year Support, Wireless App
    Order # TREX2LHPKLWS3SW Mfg # TREX2LHPKLWS3SW
    $18,507.06
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