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Bernard™ MIG Gun Head Tube Switch
By
Airgas Part #:BER411-1
Manufacturer Part #:411-1
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$50.37
Each
$50.37
/Each
Item Details
- The ITW / Miller 411-1 is a momentary, normally open (NO) barrel-style trigger switch designed for industrial semi-automatic MIG (GMAW) welding torches. It serves as a standard component for Tregaskiss and Bernard air-cooled gun handle assemblies and is cross-compatible across ITW welding brands.
Features
- Momentary trigger action for immediate arc control and safety
- Potted main circuit components to resist mechanical stress, metallic dust, and weld spatter
- Heat-resistant polymer housing for air-cooled welding applications
- Low-drag design for consistent arc starts
- Ergonomic shape optimized for T-Style handles to reduce operator hand fatigue
- Drop-in replacement design requiring no specialized tools for installation
- High-cycle mechanical stress resistance
Specifications
- Switch Type: Momentary (non-locking)
- Switching Action: Single-position barrel style
- Contact Configuration: Normally Open (NO)
- Manufacturer: Tregaskiss (ITW Company)
- Brand Compatibility: Miller, Tregaskiss, Bernard
- Handle Compatibility: 300A and 400A large handle designs
- Housing Material: Heat-resistant, high-impact polymer
- Internal Construction: Potted or protected core
- Standards Compliance: ANSI Z49.1 (Safety in Welding, Cutting, and Allied Processes)
- Standards Compliance: CSA Standard W117.2 (Code for Safety in Welding and Cutting)
- Standards Compliance: OSHA 29 CFR 1910
Applications
- Tregaskiss TOUGH GUN series
- Tregaskiss TR series (TR300, TR400, TR500)
- Bernard Q-Gun series
- Bernard S-Gun series
- Bernard T-Gun series
- Miller MIG guns utilizing Tregaskiss-style handle components
- Lincoln MIG guns utilizing Tregaskiss-style handle components
- Hobart MIG guns utilizing Tregaskiss-style handle components
- Industrial semi-automatic MIG (GMAW) welding
