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405278-015 - Tweco 405278-015 Electrolytic Capacitor Replacement

Packaging: pack of 1
$255.53/EA $182.99/pack of 1 only $182.99/EASave 28%

Usually ships within 3-5 business days

OVERVIEW

Reliable Circuit Maintenance with Tweco 405278-015

The Tweco 405278-015 Electrolytic Capacitor is a critical replacement component designed for specific welding power sources. In the realm of industrial equipment repair, using genuine OEM parts is essential to ensure the longevity and safety of high-amperage machinery. This capacitor, manufactured by Excel and distributed by Tweco (ESAB), meets the precise electrical specifications required by your welding machine's power regulation circuits. Electrolytic capacitors play a vital role in smoothing out voltage fluctuations and storing energy to maintain a stable welding arc. When these components fail, they can cause erratic machine behavior, poor weld quality, or complete system shutdown.

Technicians and maintenance managers understand that the internal environment of a welder is harsh, subject to thermal cycling and vibration. The 405278-015 is built to withstand these conditions, offering reliable performance that matches the original factory installation. Whether you are troubleshooting a power supply fault or performing preventative maintenance on an aging fleet of welders, this capacitor provides the assurance of compatibility and quality. It is crucial to verify the part number against your machine's service manual or parts list to ensure correct fitment and electrical rating.

Failure to replace a degrading capacitor can lead to catastrophic failure of other expensive components, such as IGBTs or rectifier diodes. By choosing this genuine Tweco spare part, you are investing in the continued operational efficiency of your equipment. This unit is supplied as a single item, ready for installation by a qualified electronics technician. Ensure your workshop inventory is stocked with essential repair parts like the 405278-015 to minimize downtime and keep production lines moving.

Additional Information
Packaging Description:1 per each, pack of 1
Product Type:Electronic Component
Component Type:Electrolytic Capacitor
Part Number:405278-015
Application:Welding Machine Repair
----- new values below ----
Product Type:Electronic Component
Component Type:Electrolytic Capacitor
Part Number:405278-015
Application:Welding Machine Repair
brand:Tweco
packaging-description:1 per each

INCLUDED

  • 1 x Electrolytic Capacitor (Excel Brand)

APPLICATIONS

  • Welding machine power supply repair
  • Inverter and transformer circuit maintenance
  • Voltage smoothing and filtering
  • Energy storage in power regulation circuits

FAQ

Common symptoms include the machine failing to turn on, a humming noise without output, erratic arc performance, or visible signs like bulging tops or leaking fluid on the capacitor itself.

No, capacitors have specific voltage and capacitance ratings. You must verify that part number 405278-015 matches the requirements of your specific machine model.

Installation should only be performed by a qualified technician. Capacitors store high-voltage electrical charge even when the machine is unplugged, posing a significant shock hazard.

The capacitor is manufactured by Excel and is supplied as a genuine OEM part by Tweco (ESAB) for their welding equipment.

Electronic repair parts typically have limited warranties once installed. Please check the specific warranty terms for Tweco replacement parts at the time of purchase.

It primarily functions to filter and smooth the DC voltage within the power supply, ensuring stable current delivery to the welding arc.

Check your welder's parts diagram or the markings on the existing capacitor. It should reference the part number 405278-015.