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9-9689 - Thermal Dynamics 100A Current Sensor / Transducer

Packaging: pack of 1
$114.50/EA $85.03/pack of 1 only $85.03/EASave 26%

Usually ships within 3-5 business days

OVERVIEW

Precise Current Regulation for Plasma Systems

The Thermal Dynamics 9-9689 Xducer is a specialized 100A current transducer designed for use within specific Thermal Dynamics plasma cutting power sources. As a critical component of the machine's control loop, this transducer (often referred to as a Hall Effect sensor) measures the actual output current being delivered to the torch. This data is fed back to the main control board, allowing the system to dynamically adjust power output to match the user's settings and maintain a stable arc under varying load conditions.

In modern inverter-based plasma cutters, the accuracy of the current feedback loop is paramount. A failing or drifting transducer can lead to erratic arc performance, inability to reach full amperage, or protective shutdowns. This genuine OEM part ensures that the electrical characteristics match the factory calibration of your machine perfectly. Unlike generic sensors, the 9-9689 is built to withstand the high-frequency noise and thermal stresses typical of industrial welding and cutting environments.

Installation of this component involves accessing the internal electronics of the power source. It is designed for a direct fit, ensuring that connectors and mounting points align without modification. By replacing a faulty transducer with this authentic Thermal Dynamics component, technicians can restore the machine's ability to regulate current within tight tolerances, thereby ensuring cut quality and prolonging the lifespan of consumables.

Additional Information
Packaging Description:1 Per Ea, pack of 1
Current Rating:100 A
Part Type:Current Transducer
Component Class:Sensor / Feedback
----- new values below ----
Current Rating:100 A
Part Type:Current Transducer
Component Class:Sensor / Feedback
Packaging Description:1 Per Ea
Brand:Thermal Dynamics

INCLUDED

  • (1) 9-9689 Current Transducer (100A)

APPLICATIONS

  • Repairing Thermal Dynamics plasma cutting power sources
  • Replacing failed or drifting current sensors
  • Correcting "no arc" or unstable arc issues related to feedback loss
  • Maintenance of industrial cutting equipment

FAQ

It measures the electrical current output of the plasma cutter and sends a signal back to the control board to regulate the arc stability and amperage.

Yes, this is an authentic OEM replacement part manufactured by Thermal Dynamics (ESAB).

Symptoms often include erratic arc output, the actual amperage not matching the digital display, or specific error codes related to current feedback or output faults.

This is an internal electrical component. Installation requires opening the machine case and should be performed by a qualified technician or electrician familiar with high-voltage equipment safety.

This transducer is rated for 100 Amps.

No, it is specific to models designed for this particular transducer form factor and rating. Please check your machine's parts manual or service diagram.

Typically, OEM repair parts like this do not come with a manual. You should refer to the service manual of your specific plasma cutter model.