This bundle focuses on the Emerson AMS Trex Device Communicator, a tool for configuring and troubleshooting HART and Foundation Fieldbus devices. It is suitable for maintenance technicians and automation engineers working in process industries. The included items ensure the device is powered, protected, and capable of both wired and wireless communication.
Curated by The Kennel Notebook · Updated June 2026
Built for industrial technicians and field engineers who need to configure HART or Foundation Fieldbus devices in rugged environments. Not for basic DIY electrical work—this shop focuses on high-precision instrumentation tools that withstand heavy-duty service.
Curator's pick: AMS Trex Device Communicator
The Bluetooth connectivity is the real win here; it allows you to stay tethered to the valve or transmitter while you move away to a safer or more comfortable position during long calibration cycles. This unit survives drops and dust better than previous handhelds, making it the only one I trust in high-traffic workspaces.
⚠ Worth knowing: The Li-Ion battery power modules are proprietary and expensive to replace, so you must keep them on a strict charging schedule to avoid deep-discharge failures. If you are working in extreme sub-zero temperatures, expect the screen refresh rate to lag significantly compared to indoor use.
Intrinsically Safe Flashlights and HeadlampsProcess Calibration Standards and MultimetersPressure Transmitter Mounting and Hardware
This shop is built around the Emerson AMS Trex Device Communicator, a critical tool for maintaining industrial process instruments. It combines the core device with essential accessories to ensure technicians have everything needed for efficient field operations.
This bundle is designed for maintenance technicians and automation engineers working in process industries. It specifically targets those who need to configure, diagnose, and troubleshoot HART and Foundation Fieldbus devices in the field.
To get started, focus on the communicator, battery, and lead set. A full build, including all protective and efficiency-enhancing accessories, will range from approximately $780 to $2270, providing a complete solution for field device management.
Full build
$780–$2270
Starter
$480–$1350
Communicator, battery, and lead set
Best forProcess AutomationField Maintenance TeamsHART Device ManagementFoundation Fieldbus TroubleshootingIndustrial Technicians
The AMS Trex Device Communicator is a handheld tool used to configure, diagnose, and troubleshoot HART and Foundation Fieldbus instruments. It is designed for technicians and engineers in process automation to maintain field devices efficiently. This device helps reduce maintenance time and improve plant reliability.
Rugged, industrial-grade design
HART and Foundation Fieldbus support
Full-color graphical display
Bluetooth wireless connectivity
Long-lasting battery life
In this shop: The AMS Trex Device Communicator is the core of this selection, representing the advanced, next-generation technology for reliable industrial device management that embodies the Emerson AMS Trex vibe.
The AMS Trex Li-Ion Battery Power Module provides portable and rechargeable power for the Emerson AMS Trex Device Communicator. It is essential for field technicians to ensure their communicator remains operational during extended shifts. This module provides a reliable power source, minimizing downtime for critical tasks.
Rechargeable lithium-ion battery
Provides extended field operation
Quick and easy to replace
Integrated power management circuit
Compact and lightweight design
In this shop: This battery module ensures the AMS Trex Device Communicator remains fully operational, aligning with the need for continuous, reliable performance in the field.
The AMS Trex Carrying Case is a protective enclosure designed to transport and safeguard the AMS Trex Device Communicator and its accessories. It is intended for field personnel who need to securely carry their equipment between sites. The case protects sensitive electronics from impacts, dust, and moisture in industrial environments.
Hard-shell, durable construction
Custom foam inserts
Shock and impact resistant
Weather-resistant seals
Secure latching mechanism
In this shop: This carrying case protects the essential AMS Trex Device Communicator, reflecting the serious and protective nature of industrial equipment handling.
The Magnetic Hanger Strap for AMS Trex allows for hands-free operation of the device communicator by securely attaching it to metallic surfaces. It is used by technicians when actively working on field devices, freeing their hands for other tasks. This accessory improves workflow efficiency and safety during maintenance procedures.
Heavy-duty magnetic attachment
Durable, adjustable strap
Allows hands-free operation
Compatible with Trex chassis
Strong holding power
In this shop: This magnetic hanger strap supports practical, hands-free use of the AMS Trex Device Communicator, enhancing convenience during field work.
The Standard Lead Set with Connectors provides the necessary cables for establishing wired communication between the AMS Trex Device Communicator and field devices. It is used by technicians to perform direct HART or Foundation Fieldbus connections. These leads are crucial for installations, diagnostics, and calibration tasks.
Shielded, flexible wiring
Standard banana plug connectors
HART/FF compatible terminals
Durable insulation
Various lead lengths
In this shop: This lead set enables the fundamental wired communication capabilities required for the AMS Trex Device Communicator in diverse industrial settings.
The Bluetooth USB Adapter for AMS Trex enables wireless communication capabilities for the device communicator, allowing connection to Bluetooth-enabled peripherals. It is for users who require wireless data transfer or remote control features. This adapter enhances the flexibility and convenience of using the AMS Trex unit in the field.
USB interface for Trex
Bluetooth wireless standard
Enables wireless device connection
Compact, plug-and-play design
Secure data transmission
In this shop: The Bluetooth USB Adapter directly enables the advanced wireless connectivity highlighted as a key feature of the AMS Trex Device Communicator, aligning with its modern capabilities.
This bundle provides a comprehensive solution for device configuration and troubleshooting, enhancing uptime and reducing maintenance efforts in industrial settings.
The combination of wired and wireless communication options ensures adaptability to various field conditions and diagnostic requirements.
Included protective gear and power solutions significantly extend the life and usability of the device for demanding field work.
What to know
The initial investment for a complete setup can be substantial, making it a planned purchase rather than an impulse buy for small operations.
While versatile, mastering all the functionalities of the AMS Trex Device Communicator and its accessories may require a learning curve for new users.
How to use this together
1
Power Up and Protect
First, securely attach the AMS Trex Li-Ion Battery Power Module to your AMS Trex Device Communicator. Next, place the entire unit inside the AMS Trex Carrying Case for transport to your worksite. Always ensure the battery is charged before deployment to avoid interruptions during critical tasks.
2
Establish Communication
For wired connections, use the Standard Lead Set with Connectors to link the AMS Trex Device Communicator directly to your HART or Foundation Fieldbus device. If wireless communication is preferred, plug in the Bluetooth USB Adapter for AMS Trex to enable connectivity with Bluetooth-enabled peripherals or systems.
3
Optimize Field Workflow
When working hands-free, attach the Magnetic Hanger Strap for AMS Trex to the device. This allows you to secure the communicator to a metallic surface, freeing your hands to perform other maintenance tasks while monitoring device data. This improves safety and efficiency during troubleshooting.
