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13736733 - ESAB Welding Machine Rectifier Assembly 13736733

Packaging: pack of 1
$321.90/EA $194.25/pack of 1 only $194.25/EASave 40%

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OVERVIEW

Genuine ESAB Heat Sink Rectifier for Reliable Welder Repair

The ESAB Heat Sink Rectifier (Part Number: 13736733) is a critical replacement component designed to restore the functionality of your ESAB welding power source. In the demanding world of industrial welding, the rectifier plays a pivotal role in converting Alternating Current (AC) from the mains into the Direct Current (DC) required for a stable and smooth welding arc. Over time, the heavy electrical loads and thermal cycles can wear down these components, leading to erratic arc performance or complete machine failure.

This assembly combines high-quality rectification diodes with a robust heat sink. The heat sink is engineered to dissipate the significant thermal energy generated during the rectification process, ensuring the diodes remain within their safe operating temperature range. Using genuine ESAB parts like this one guarantees that the electrical specifications match your machine's original design, preserving the longevity of the equipment and ensuring safety standards are met.

Whether you are troubleshooting a loss of power, a humming machine, or a complete lack of arc, replacing a faulty rectifier is often the solution. This unit is built to ESAB's exacting standards for durability and fit, making it the ideal choice for maintenance professionals looking to minimize downtime and maintain the high-performance characteristics of their welding fleet.

Key Benefits

  • OEM Quality: Guaranteed compatibility with specific ESAB welding machines.
  • Efficient Cooling: Integrated heat sink design maximizes surface area for optimal heat dissipation.
  • Durable Construction: Built to withstand the vibration and electrical stresses of industrial environments.
Additional Information
Brand:ESAB
Item:Heat Sink Rectifier
Component Type:Rectifier Assembly
Function:AC to DC Conversion, Thermal Management
Part Number:13736733
Packaging Description:pack of 1

INCLUDED

  • 1 x Heat Sink Rectifier Assembly

APPLICATIONS

  • Repair of ESAB welding power sources
  • Replacement of failed or shorted rectifier bridges
  • Maintenance of industrial welding equipment
  • Restoration of DC welding output capabilities

FAQ

Common symptoms include a weak or sputtering arc, a loud humming noise coming from the machine, the breaker tripping immediately upon striking an arc, or a complete loss of DC output.

Yes, the ESAB 13736733 is a genuine OEM replacement part manufactured by ESAB.

The heat sink absorbs and dissipates the heat generated by the diodes during the AC to DC conversion process, preventing the components from overheating and failing.

Installation involves working with high-voltage internal components. It is highly recommended that this part be installed by a qualified welding machine repair technician.

Typically, internal repair parts like this include the assembly itself. You may need to reuse existing mounting screws or bolts from your machine.

Rectifiers can fail due to overheating (often caused by dust buildup blocking airflow), voltage spikes, or prolonged use at duty cycles exceeding the machine's rating.

Regularly blowing out the inside of your welding machine with dry compressed air helps keep dust off the heat sink, ensuring proper cooling and extending the life of the rectifier.

No, it is specific to models that call for part number 13736733. Please check your machine's parts manual or consult with a technician to verify compatibility.