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Spot welders | spot welding sheet metal | Sheet Metal Welding

Tin Knocker Spot Welder Model TK 1524


TK 1524 Spotwelder Features:

  • Foot Operated
  • Water cooled (prep)
  • Swivel Arms
  • Swivel Foot Pedal
  • Universal Reversible Double End Arms, 90 & 22 Degrees
  • Vertically Adjustable Lower Arms
  • 6 Point Heat Selector

TK 1524 Spotwelder Specifications:

  • Capacity: 2 Pieces of 16 Ga. Mild Steel
  • Arms: 15 KVA x 24" / 1 3/4" Dia.
  • Electrics : 230/1/60
  • Max. Space Between Arms: 5-11"
  • Approx. Weight: 750 lbs.
  • 1" Quick Release Tip Holders w/ No. 2 Morse Tape Sockets ,
    (2) No. 2 Conical, 5/8" Dia. Alloy Tips

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DuroDyne  Welders

Duro Dyne Spot Welder Model MF12

Duro Dyne Spot Welder    Model MF 12

The Duro Dyne Spot Welder - Model MF 12- will weld pins from 1/2 inch to 2 inches long on steel from 26 Gauge to 20 Gauge. Duro-Dynes Welding Model MF 12 has a compact design for easy handling. Standard 8 foot gun cable and 6 foot ground cable. "Easy Read" weld timer for precise control. Panel mounted test switch and indicator lights for easy troubleshooting. Duro Dyne has proven solid state controls , Electrical Specifications for model MF 12 : input voltage 208-230-V 60HZ single phase 30amp service.

The Duro Dyne Model MF 12 Spot Welding Machine is recommended for light to medium production duty for your hvac shop.


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Duro Dyne Spot Welder Model PBF 510

Duro Dyne Spot W elder  Model PBF 510

The Duro Dyne Model PBF 510 Welding Machine welds pins from 1/2 inch to 2 inches long on steel from 26 gauge to 18 gauge. Caster wheels allow easy movement in your HVAC shop. Hi/Lo Power selection for welding via two weld cable power ports provides adjustment for different welding conditions. Standard 16 foot gun cable and 11 foot ground cable.The gun cable for this welder is extendable to 24 feet with an optional extension set. Convenient storage bin for weld pins or weld cables. "Easy Read" weld timer adjustment for precise welding control. Panel mounted test switch and indicator light for easy troubleshooting. Duro Dyne proven solid state control circuitry. Electrical Specifications - Input voltage: 2008-230V 60HZ single phase 100 amp service.

The Duro Dyne Spot Welder Model PBF 510 is recommended for medium HVAC shop production duty.

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Duro Dyne Portable Spot Welder

The Duro Dyne Portable Spot Welder welds mild or stainless steel to 1/8" (combined thickness) Galvanized steel up to two pieces of 18 gauge. Welder with built - in solid state timer, less arms and tips, includes 10' line cord. Electrical Specifications for the Duro-Dyne Portable Spot Welding Machine are - 110V A.C. (50-60Cycle) 25 amp fuse 2.5 KVA

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Lors machinery - welding equipment

Rocker Arm Type Resistance Spot Welders Air or Foot Operated



  • Heavy duty welder steel frame
  • air operated up to 150 KVA
  • foot operated up to 50 KVA
  • operator selectable single/Double stage foot switch on AR models
  • heavy duty, self aligning pillow blocks with large bearings that provide positive alignment
  • solid copper arms with steel end caps
  • multi-Step transformer tap switch
  • ejector - type water cooled tip holders
  • wide range of standard and optional controls

50 KVA Spot Welder Features:

  • rugged welded steel frame
  • built in microprocessor control with dual current, dual weld time, upslope and pulsation.
  • digital phase shift weld current adjustment from 20% to 100% for precision welding.
  • maintenance free solid state SCR contactor.
  • dual voltage 220V-440V/ single phase/60 hertz output welding transformer
  • soft touch control pad with LED functon and value indicators.
  • adjustable throat depth on the rocker arm
  • speed control adjustment
  • two stage electric footswitch with the option to add a second footswitch for dual current on the air rocker


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