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ESAB Welder Capacitor Foam Gasket Replacement

$7.77/ea $4.66/1 per ea only $4.66/eaSave 40%

Usually ships within 3-5 business days

OVERVIEW

Protect Your Welder's Electronics with the ESAB Capacitor Foam Seal

Keep your ESAB welding machine running at peak performance with the genuine ESAB Capacitor Foam Seal (0445051001). If you are opening up your machine for service or repair, you might notice that the original foam seals around the capacitors have become brittle, compressed, or disintegrated. This is a common issue in older machines, but it is one that shouldn't be ignored.

This foam seal plays a vital role in the health of your welder. It acts as a shock absorber for the capacitors, preventing them from vibrating loose or rubbing against other components during transport and operation. Additionally, it serves as a gasket to keep grinding dust, metal shavings, and other shop debris away from high-voltage connections. A compromised seal can lead to short circuits or premature component failure, resulting in costly downtime.

Don't risk your power source by using makeshift solutions or leaving the capacitors unsupported. This direct replacement part installs easily and restores the internal integrity of your machine to factory standards. Whether you are a professional repair technician or a welder performing your own maintenance, using the correct part ensures the job is done right the first time.

Why Replace This Part?

  • Prevent Vibration Damage: Stops capacitors from moving and damaging solder joints.
  • Dust Barrier: Keeps metallic dust out of sensitive electrical areas.
  • Factory Fit: No cutting or modifying required; drops right into place.
Additional Information
Brand:ESAB
Packaging Description:1 Per Ea
Product Type:Repair Part
Component Type:Foam Seal
Application:Capacitor Mounting

INCLUDED

  • 1 x ESAB Capacitor Foam Seal (0445051001)

APPLICATIONS

  • Repairing ESAB welding power sources
  • Replacing degraded or crumbling internal foam seals
  • Maintenance of capacitor banks in welding equipment
  • Restoring vibration dampening in portable welders

FAQ

It cushions the capacitors to prevent vibration damage and seals the area against dust ingress.

Yes, this is the authentic OEM part number 0445051001 from ESAB.

If the foam is crumbling, brittle, or permanently compressed when you inspect the machine internals, it should be replaced.

It is not recommended. The OEM foam has specific density and heat resistance properties designed for the welding machine environment.

This part fits specific ESAB power sources. Please check your machine's spare parts list or service manual to confirm compatibility with part 0445051001.

No, this is the foam seal only. Capacitors are sold separately.

Installation typically requires opening the machine case. It should be performed by a qualified technician familiar with electrical safety.

Vibration can cause fatigue in the electrical connections (solder joints or terminals), leading to arcing or open circuits.