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Tweco MPC-4-M Male Welding Cable Connector (3/0 - 4/0 AWG)

$45.57/EA $66.12/pack of 2 only $33.06/EASave 27%

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OVERVIEW

Tweco 9425-1410 MPC-4-M Male Connector for 3/0-4/0 Cable

Upgrade your welding leads with the Tweco MPC-4-M Male Cable Connector (Part No. 9425-1410). Engineered for professional welders who demand performance and reliability, this connector is specifically designed to fit large-diameter welding cables sized 3/0 to 4/0 AWG. As part of the Tweco Mechanical Power Connector (MPC) line, it offers a superior balance of conductivity, mechanical strength, and ease of installation.

Easy Field Installation

Forget the hassle of soldering large cables. The MPC-4-M features a user-friendly mechanical design that utilizes a ball-point cable screw. To install, simply strip the cable insulation, insert the exposed strands into the connector body, and tighten the screw. The ball-point tip compresses the strands firmly against the connector wall, ensuring a low-resistance electrical path that handles high amperage with ease. This simple process allows you to make repairs or build new leads right on the job site in minutes.

Secure and Protected Connection

The connection between the male and female units is critical for safety and performance. Tweco MPC connectors feature a unique interface that provides a positive cam action, ensuring the halves stay connected during use but can be easily disconnected when needed. The connector is housed in a durable, impact-resistant cover that shields the metal components from dirt, oil, spatter, and physical damage. The cover is held in place by a zinc-plated screw, ensuring it won't slide off during operation.

Key Features

  • Capacity: Fits 3/0 (85mm²) to 4/0 (107mm²) welding cable.
  • Type: Male connector (requires matching female MPC-4-F).
  • Material: High-conductivity copper alloy body.
  • Durability: Heavy-duty insulation resists heat and abrasion.

Choose the Tweco MPC-4-M for a connection you can trust. Whether you are running long leads for structural steel work or setting up a heavy industrial power source, this connector delivers the consistent power flow required for high-quality welds.

Additional Information
Brand:Tweco
Product Type:Cable Connector
Connector Gender:Male
Cable Capacity:3/0 AWG, 4/0 AWG
Model:MPC-4-M
Connection Type:Single Ball-Point Mechanical
Material:Copper Alloy
Amperage Class:Heavy Duty
Packaging Description:pack of 2

INCLUDED

  • 1 x MPC-4-M Male Connector Body
  • 1 x Insulating Cover
  • 1 x Ball-Point Cable Screw
  • 1 x Zinc Plated Cover Screw

APPLICATIONS

  • Extending welding power cables for greater reach
  • Repairing damaged cable ends in the field
  • Connecting welding leads to power sources
  • Heavy-duty industrial welding setups (Shipyards, Construction, Fabrication)
  • Replacement of worn or overheating connectors

FAQ

The Tweco MPC-4-M is designed for 3/0 to 4/0 AWG welding cables.

This is the Male connector (MPC-4-M). You will need the corresponding Female connector (MPC-4-F) to make a complete connection.

No, the MPC series uses a mechanical ball-point screw connection. You simply strip the cable, insert it, and tighten the screw with a hex wrench.

Yes, the connector comes complete with the insulating cover and the necessary screws for assembly.

It is not recommended. For 1/0 or 2/0 cables, you should use the MPC-2 series connectors for a proper fit and secure connection.

You will need a cable stripper (or knife) to remove the cable insulation and a hex key (Allen wrench) to tighten the ball-point screw.

It is generally compatible with other standard Tweco-style MPC connectors of the same size, but using genuine Tweco parts ensures the best fit and safety.

The connector body is made from a high-conductivity copper alloy designed to handle high welding currents efficiently.
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