Bernard 4394 300A MIG Nozzle Copper Tapered 40 Pack

$399.00

Product Introduction

Bernard 300 Amp MIG Nozzle 4394, a 40-pack of copper tapered shrouds. Ideal for Q-Gun? and S-Gun? Series MIG Guns, suitable for high heat 150-600A and mixed gas applications with extreme heat resistance.

Product Parameters

Model 4394
Compatibility BN300 Amp Guns
Construction Copper (Extreme Heat Resistant)
Pack Size 40 Pack
Bore Diameter 16mm
SKU: 5bf5c4d1430f Categories: , ,
Description

Bernard 300 Amp MIG Nozzle / Shroud 4394 Copper Tapered – 40 Pack

Maximize your welding efficiency with Bernard’s premium 4394 Copper Tapered MIG Nozzles. Engineered for heavy-duty performance, this 40-pack delivers exceptional heat resistance and durability, ensuring consistent results in high-amperage applications. Perfect for professionals seeking reliable, long-lasting MIG gun accessories.

Core Specifications

Model Bernard 4394
Amperage Rating 300 Amp
Material Extreme Heat Resistant Copper
Quantity 40 Pack
Length 67mm
Bore Diameter 16mm
Base Diameter 13mm
Outside Diameter 22mm
Compatibility BN300 Amp Guns, Q-Gun? & S-Gun? Series
Insulation Heavy-Duty Brass Material

Key Features & Benefits

  • Extreme Heat Resistance: Copper construction withstands 150-600A operations, ideal for high-heat mixed gas applications
  • Precision Fit: Tapered design ensures secure slip-on installation on Bernard BN300 Amp MIG guns
  • Cost-Effective 40-Pack: Bulk packaging reduces downtime and replacement costs for busy workshops
  • Heavy-Duty Durability: Reinforced brass insulator prevents overheating and extends nozzle lifespan

Applications

Perfect for industrial welding environments including automotive manufacturing, construction, metal fabrication, and heavy machinery repair. Optimized for use with mixed gas shielding (e.g., Ar/CO?) in continuous high-amperage welding operations.

Performance Advantages

Engineered to maintain consistent gas flow and arc stability, these nozzles minimize spatter buildup and ensure superior bead quality. The copper construction provides 30% longer service life compared to standard steel nozzles in high-heat applications.

Quality Assurance

Manufactured to strict Bernard specifications, each nozzle undergoes rigorous dimensional and heat resistance testing. Our factory-backed quality control ensures compliance with international welding accessory standards.

FAQ

Q: Will these nozzles fit other MIG gun brands?
A: Designed specifically for Bernard BN300 Amp, Q-Gun?, and S-Gun? series. Contact us for cross-compatibility guidance.

Q: What is the optimal operating temperature range?
A: Rated for 150-600A applications with mixed gas shielding.

Q: How does copper construction improve performance?
A: Copper offers superior thermal conductivity, reducing heat buildup and extending nozzle life.

Ready to enhance your welding productivity? Contact our technical team for bulk pricing, compatibility×Éѯ, and customized solutions tailored to your manufacturing needs.

Shipping and Delivery

Packaging & Transportation

Weldsuper Nozzles

Weldsuper nozzles are precision parts that require professional protection.
 
Each nozzle is individually vacuum-sealed and fixed with shock-absorbing foam to avoid collision, dust and moisture.
 
Sturdy outer packaging with clear fragile marks is used for safe transportation.
 
We select reliable logistics with full tracking, ensuring products arrive intact and in perfect condition.