TECNA Small Portable Spot Welding Guns

Top of the line, handheld manual or pneumatic spot welding guns with integrated transformers and digital weld controls. Available in 2-6 KVA.

Looking for Larger Options?


Portable guns available in 16-75 KVA

Small Manual Portable Spot Welding Guns

7900

Model # 7900
  • 2 KVA
  • 220v / 60 Hz/ Single Phase
  • Air Cooled
  • Manual Operation
  • 7,200 short circuit secondary amperes
  • 269.8 lbf max electrode force (with 4.92″ arms)
  • Ideal for auto body repair, maintenance shops or other light industrial uses
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidized sheets, on surfaces with paint residues or on black sheets.
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles.
  • Balancers are available for ease of handling, contact a sales rep for assistance with sizing.

7902

Model #7902

  • 2.5 KVA
  • 220v / 60 Hz/ Single Phase
  • Air Cooled
  • Manual Operation
  • 8,200 short circuit secondary amperes
  • 269.8 lbf max electrode force (with 4.92″ arms)
  • Ideal for auto body repair, maintenance shops or other light industrial uses
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidized sheets, on surfaces with paint residues or on black sheets.
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles.
  • Current control with phase shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheet and similar.
  • Balancers are available for ease of handling, contact a sales rep for assistance with sizing.

Tecna Model 7903

Model # 7903

  • 6 KVA
  • 220v / 60 Hz/ Single Phase
  • Water Cooled
  • Manual Operation
  • 8,200 short circuit secondary amperes
  • 269.8 lbf max electrode force (with 4.92″ arms)
  • Versatile portable spot welder for auto body repair shops and maintenance shops
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidised sheets, on surfaces with paint residues or on black sheets
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles
  • Current control with phase shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheet and similar
  • Balancers are available for ease of handling, contact a sales rep for assistance with sizing.

Small Pneumatic Portable Spot Welding Guns

smgun_7911

Model # 7911
  •  2.5 KVA
  • 220v / 60 Hz/ Single Phase
  • Air Cooled
  • Pnuematic Operation
  • 281 lbf max electrode force (with 4.92″ arms)
  • Light and proved spot gun for car body repair and maintenance/preassembly works in industry.
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles.
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidized sheets, on surfaces with paint residues or on black sheets.
  • Current control with phase-shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheets and similar.
  • Additional arm couplings to provide larger opening between arms.
  • A built-in differential pressure switch operates the timer when the electrode force is correct.
  • Balancers are available for ease of handling, contact a sales rep for assistance with sizing.

smgun_7911

Model # 7913

  • 6 KVA
  • 220v / 60 Hz/ Single Phase
  • Water Cooled
  • Pneumatic Operation
  • 269.8 lbf max electrode force (with 5.91″ arms)
  • Light and proven spot gun for car body repair and maintenance/preassembly works in industry.
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles.
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidized sheets, on surfaces with paint residues or on black sheets.
  • Current control with phase-shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheets and similar.
  • Additional arm couplings to provide larger opening between arms.
  • A built-in differential pressure switch operates the timer when the electrode force is correct.
  • Balancers are available for ease of handling, contact a sales rep for assistance with sizing.

smgun_7911

Model # 7915

  • 6 KVA
  • 220v / 60 Hz/ Single Phase
  • Water Cooled
  • Pneumatic Operation
  • 269.8 lbf max electrode force (with 5.9″ arms)
  • 8,200 short circuit secondary amperes
  • Versatile portable spot welder for auto body repair shops and maintenance shops
  • Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidized sheets, on surfaces with paint residues or on black sheets
  • Synchronous built-in electronic timer with SCR from 2 to 65 cycles
  • Current control with phase shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheet and similar
  • Additional arm couplings to provide larger opening between arms.
  • A built-in differential pressure switch operates the timer when the electrode force is correct.
  • Balancers are available for ease of handling, contact a sales rep for assistance with sizing.
ITEM 790079027903791179137915
CoolingAirAirWaterAirWaterWater
OperationManualManualManualPneumaticPneumaticPneumatic
Supply voltage 60Hz *V220220220220220220
Rated @ 50% duty cyclekVA22.562.566
Maximum welding powerkVA131616161616
Short circuit current kA 7.2 8.2 8.2 8.2 8.2 8.2 
with arms L=in (mm)4.92 (125)4.92 (125)4.92 (125)4.92 (125)5.9 (150)5.9 (150)
Thermal current 100%A610700170070017001700
No load secondary voltageV2.32.52.52.52.5>2.5
Insulation classFFFFFF
Service @ 220vAmps161616161616
Standard arms throat depth Lin (mm)4.92 (125)4.92 (125)-4.92 (125)4.92 (125)-
Max. electrode force lbf 269.8 269.8 269.8 281 269.8 (269.8
with arms L=in (mm)4.92 (125)4.92 (125)4.92 (125)4.92 (125)5.9 (150)5.9 (150)
Arms gapin (mm)3.78 (96)3.7 (94)3.7 (94)3.78 (96)3.7 (94)3.7 (94)
Max. electrodes stroke in (mm)2.17 (55)2.17 (55)2.75 (70)2.17 (55)2.17 (55)2.75 (70)
with arms L=in (mm)4.92 (125)4.92 (125)5.9 (150)4.92 (125)1555.9 (150)
Water cooling requiredl/min2.53.73.72.53.73.7
Water max. pressurepsi--2.5--36
Noise produceddB(A)< 70< 70< 70626364
Level of vibrationsm/s2< 2.5< 2.5< 2.5< 2.5< 2.5< 2.5
Welding parameters
welding timecycles141420466
welding currentkA5564.16.16.1
 working rating in welds/min 226111515
Mains cable length ft (m)12.47 (3.8)12.47 (3.8)12.47 (3.8)12.47 (3.8)12.47 (3.8)12.47 (3.8)
Net weight with arms 125 mmlbs (kg)23.1 (10.5)24.25 (11)-23.1 (10.5)24.25 (11)-
Net weight with arms 150 mmlbs (kg)--26.5 (12)--26.5 (12)
Net weight with arms 500 mmlbs (kg)28.7 (13)29.8 (13.5)30 (13.6)28.7 (13)29.8 (13.5)30 (13.6)

For more information about spot welding portable guns or help sizing a gun to your application, please contact T. J. Snow for assistance. More TECNA Products available, please browse our selection:

4665n-4668n-1TECNA Resistance Press Spot Welder

LTG3323A-1TECNA Portable Spot Welding Gun
4660n-4663n-1TECNA Rocker Arm Spot Welder

balancersTECNA Balancers

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