31760 - 200 Amp Twist Lock Stinger

Technical Overview of the ESAB 200A Twist Lock Electrode Holder

The ESAB 200A Twist Lock Electrode Holder is a precision-engineered accessory designed for Shielded Metal Arc Welding (SMAW). Unlike traditional tong-style holders that rely on spring tension, this unit utilizes a twist-lock (screw-type) mechanism. This design allows the operator to insert the bare end of the electrode and secure it by twisting the handle, generating significant clamping force. This high-pressure contact ensures optimal electrical conductivity, reducing resistance and heat buildup at the jaw, which is critical for maintaining a stable arc and consistent weld quality.

Rated at 200 Amperes with a 35% duty cycle, this holder is optimized for light to medium-duty fabrication and repair tasks. The duty cycle rating indicates the holder's thermal capacity, ensuring it remains within safe operating temperatures during intermittent welding schedules typical of maintenance and repair operations (MRO). The head and handle are fully insulated using high-impact, heat-resistant materials, providing essential protection against electrical shock and accidental arcing if the holder contacts the workpiece.

One of the significant technical benefits of the twist lock design is the electrode angle flexibility and material efficiency. The screw-type head often allows for better maneuverability in tight spaces compared to bulky spring clamps. Furthermore, the design enables the welder to consume the electrode down to a much shorter stub than tong holders permit, resulting in measurable cost savings over time by maximizing consumable usage. The internal cable connection is designed to accommodate standard welding cable sizes appropriate for 200A service, ensuring a secure mechanical and electrical bond.

Key Technical Specifications:

• Amperage Rating: 200 A
• Duty Cycle: 35%
• Mechanism: Twist Lock / Screw Compression
• Insulation: Full body thermal and electrical insulation