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Easy Portability For Insulating Large and Small Ductwork


The PowerPinner 7200 Welder is a solid state resistance welder designed for specifically for welding a resistance weld pin to galvanized sheet metal ductwork. The compact size and hand truck feature allows for easy mobility around the shop. A lightweight pistol grip trigger, ergonomic handle and easy to read controls further simplify the operation. The rugged construction and powerful transformer stands up to the demands of constant heavy use for jobs of any size.

PowerPinner® 7200 Heavy Duty - Portable Duct Lining Hand Welder

  • Solid State Time & Weld Relay

    Assures high quality welds each and every time.


    High Capacity Transformer

    Allows for continuous use for jobs of any size.


    Weld Rate

    15-20 pins per minute continuously. Faster rates are possible based on operator.



    Gun - 15 feet, #4/0 weld cable adn #16/3 control cable.
    Ground - 5 feet, #4/0 weld cable terminating in a spring loaded, copper alloy clamp.



    Welding 1/2" - 4" weld pins to 26 - 16 gauge sheet metal.

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