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264466 - Miller Big Blue 400 Pro Kubota VRD Control Box Assembly

Packaging: 1 PER EA
$3,724.01/EA $2,434.93/1 PER EA only $2,434.93/EASave 35%

Usually ships within 3-5 business days

OVERVIEW

Genuine Miller 264466 Control Box Assembly

Maintain the integrity and performance of your industrial welding equipment with the Miller 264466 Control Box Assembly. This is a genuine OEM replacement part designed specifically for the Big Blue 400 Pro welder generator. It is engineered to fit models powered by the Kubota engine and equipped with the Voltage Reduction Device (VRD) feature. Using genuine Miller parts ensures that your machine continues to operate safely and efficiently, minimizing downtime on the job site.

The control box acts as the central nervous system of your welder generator. It manages critical functions including welding output regulation, engine speed control, and the safety protocols associated with the VRD system. The VRD is a crucial safety feature that reduces the open-circuit voltage when the welding power source is not in use, protecting operators from electric shock in hazardous environments. If your existing control box has been damaged by impact, electrical faults, or environmental wear, this direct replacement assembly is the only way to guarantee full restoration of these vital functions.

At Josef Gas, we understand that equipment reliability is paramount. The Miller 264466 is built to the exact specifications of the original factory part, ensuring a hassle-free installation process. There is no need for retrofitting or modification; simply remove the faulty unit and install the new assembly to get your Big Blue 400 Pro back up and running. Trust in OEM quality to withstand the harsh conditions of construction sites, pipelines, and fabrication yards where these machines are typically deployed.

Investing in the correct replacement part protects your larger investment in the welding machine itself. Non-OEM or mismatched control units can lead to erratic welding arcs, engine mismanagement, or failure of safety systems like the VRD. Choose the Miller 264466 Control Box Assembly for peace of mind and professional-grade performance.

Additional Information
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Compatible Model:Big Blue 400 Pro
Engine Type:Kubota
Special Feature:VRD (Voltage Reduction Device)
Part Type:Control Box Assembly
Brand:Miller OEM
Packaging Description:1 Per Ea

INCLUDED

  • 1 x Miller 264466 Control Box Assembly

APPLICATIONS

  • Repairing Miller Big Blue 400 Pro welder generators with Kubota engines.
  • Restoring Voltage Reduction Device (VRD) functionality for safety compliance.
  • Replacing damaged or malfunctioning control units in industrial field welders.
  • Maintenance of diesel engine-driven welding fleets in mining and construction.

FAQ

This control box is designed specifically for the Miller Big Blue 400 Pro welder generator equipped with a Kubota engine and the VRD (Voltage Reduction Device) feature.

Yes, this control box assembly is specifically for models that have the Voltage Reduction Device (VRD) enabled.

Yes, this is a genuine OEM Miller Electric replacement part, ensuring exact fit and factory-level performance.

No, this part is specified for the Kubota engine model. Different engines often require different control logic and harnesses. Please verify your serial number before ordering.

Common symptoms include failure of the machine to generate welding output, erratic engine speeds, failure of the VRD safety system, or visible damage/burns on the control unit.

Generally, yes. As an assembly, it is designed to bolt in and connect to the existing wiring harness, though professional installation is recommended for electrical components.

The VRD lowers the open-circuit voltage when not welding, which is a critical safety feature required on many job sites to prevent electric shock.

Genuine Miller parts typically carry a warranty against manufacturing defects. Please check with our support team for specific warranty terms on electronic assemblies.