BERNARD Insulator: For XR-Aluma-Pro/Pro-Lite Series
The BERNARD Insulator (MPN 4323R) is a Centerfire-series insulator designed for use with Bernard, Miller, and Hobart MIG guns, specifically the XR-Aluma-Pro and Pro-Lite Series. It is compatible with the Small…
SKU 3G-OTH-355639
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Product Description
The BERNARD Insulator (MPN 4323R) is a Centerfire-series insulator designed for use with Bernard, Miller, and Hobart MIG guns, specifically the XR-Aluma-Pro and Pro-Lite Series. It is compatible with the Small Centerfire nozzle series. This component serves as a replacement insulator for the specified MIG gun models.
Frequently Asked Questions
What is the BERNARD Insulator 4323R used for?
The BERNARD Insulator 4323R is a Centerfire-series replacement component for Bernard, Miller, and Hobart MIG guns, including the XR-Aluma-Pro and Pro-Lite Series. It electrically isolates the nozzle from the contact tip, ensuring stable arc performance and preventing short circuits during aluminum and steel welding applications.
What are the specifications of the BERNARD Insulator 4323R?
The BERNARD Insulator 4323R is a Centerfire-series insulator for Small Centerfire nozzle series. It is designed for Bernard, Miller, and Hobart MIG guns, specifically the XR-Aluma-Pro and Pro-Lite Series. The manufacturer part number is 4323R, and the brand is BERNARD.
Where to buy the BERNARD Insulator 4323R worldwide?
3G Electric supplies the BERNARD Insulator 4323R worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this Centerfire-series insulator for Bernard, Miller, and Hobart MIG guns.
How to install the BERNARD Insulator 4323R?
To install the BERNARD Insulator 4323R, first disconnect the MIG gun from the welder. Remove the old insulator and nozzle, then slide the new BERNARD insulator onto the gun neck, ensuring it seats properly. Reattach the Small Centerfire nozzle and tighten securely. Always follow the manufacturer's safety guidelines.
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Common applications for BERNARDBERNARD Products
3G Electric supplies BERNARD insulators for bernard, miller & hobart mig guns. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.










