Skip to Main Content
Canadian
Canadian owned and operated

20202107 - Tweco MIG Gun Connector Block Replacement

Packaging: pack of 1
$88.83/EA $55.91/pack of 1 only $55.91/EASave 37%

Usually ships within 3-5 business days

OVERVIEW

Restore Peak Performance with the Tweco 2020-2107 Connector Block

For professional welders, the connection between the MIG gun and the wire feeder is where the rubber meets the road. The Tweco 2020-2107 Connector Block Assembly is the heart of this connection, engineered to provide a low-resistance electrical path and a leak-free gas seal. If you are experiencing erratic arc performance, hot spots near the feeder connection, or gas coverage issues, a worn or damaged connector block could be the culprit. This genuine Tweco replacement restores the conductivity and mechanical stability your system needs to lay down perfect beads.

Constructed from high-quality brass alloy, the 2020-2107 block is designed to handle the high amperage loads typical of industrial MIG welding. Its superior thermal conductivity helps dissipate heat generated at the connection point, preventing overheating that can damage the gun liner or power pin. The precision-machined ports ensure that shielding gas flows smoothly without turbulence or leakage, which is critical for preventing porosity in your welds. Additionally, the robust threading and secure mounting points ensure that the gun remains firmly attached to the feeder, even in rugged shop environments where equipment is frequently moved.

Installing the Tweco 2020-2107 is a straightforward maintenance task that can significantly extend the life of your MIG gun. It is specifically designed to fit Tweco rear connection systems, making it an ideal solution for repairing damaged threads or replacing corroded blocks. Don't let a compromised connection compromise your weld quality. Upgrade your maintenance routine with this essential component and ensure your Tweco gun performs like new.

Technical Advantages:

  • High Conductivity: Brass construction minimizes voltage drop across the connection.
  • Secure Fit: Precision machining prevents gas leaks and mechanical play.
  • Thermal Management: Effectively manages heat at the power pin interface.
Additional Information
Brand:Tweco
Packaging Description:1 Per Ea
Product Type:Connector Block Assembly
Material:Brass Alloy
Application:MIG Gun Connection
Compatibility:Tweco MIG Systems

INCLUDED

  • 1 x Connector Block Assembly
  • Mounting Hardware (if applicable)

APPLICATIONS

  • Repairing Tweco MIG gun rear connections
  • Replacing worn or stripped connector blocks
  • Maintenance of industrial wire feeder setups
  • General fabrication and manufacturing equipment repair

FAQ

It serves as the main structural and electrical interface within the rear connection of the MIG gun, connecting the gun to the wire feeder.

Yes, the 2020-2107 is a genuine OEM replacement part manufactured by Tweco (ESAB).

It is typically constructed from high-quality brass to ensure excellent electrical conductivity and durability.

No, it is designed specifically for Tweco MIG guns and compatible rear connection systems. Check your gun's parts breakdown for compatibility.

Common reasons include stripped threads, physical damage from drops, or corrosion that affects electrical conductivity.

Generally, this SKU refers to the block assembly itself. Power pins are usually sold separately unless specified in a kit.

Yes, a loose or damaged block can cause voltage drops (poor arc starts) and gas leaks (porosity).

Installation typically involves disassembling the rear handle of the MIG gun, removing the old block, and securing the new one with the existing hardware.