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AIR OPERATED PRESS TYPE SPOT WELDER 8201D- 8207D (63-80 kVA)

Request a quote for a TECNA 8201-8214 (63 – 160 kVA) press-type spot welders. TECNA 8201-8214 welders are versatile AC Air-Operated Press Type Spot Welder with TE550 Weld Control. TECNADirect.com pedestal welders are designed to bring you the highest quality of work, and the TECNA 820X Series Press-Type Spot Welders are not an exception!  

  • Modular design in mechanical structure, arms, brackets, cylinders.
  • Cylinder with chrome plated stem for heavy duty works and long life; adjustable anti-rotation device.
  • Lubrication free pneumatic components to eliminates oil mist and to protect the environment.
  • Head descent without pressure for set up and service.
  • Double-stroke cylinder withkey control.
  • Built-in compressed air filter unit and tank.
  • Compressed air disconnecting device.
  • Electrodes speed control valves, shock absorber for end of stroke and air discharge silencers assuring the minimum noise.
  • Two stage electric foot control for clamping and welding pieces only if correctly positioned.
  • Pre-setting for additional double stage electric foot connection for the direct recalling of welding program no.2.
  • Water-cooled transformer, plates, electrode-holders and electrodes; transformer with epoxy resin coated windings.
  • TE550 costant current microprocessor control unit.
  • Synchronous SCR contactor insulated from cooling water circuit with protection thermostat.
  • Standard on all models: two-hand safety control with timer assuring the best safety, and removable key selector. The two-hand control push-buttons are standard on projection models only (thay are available on request on spot welder models).
  • Emergency push-button to stop the machine immediately.


* Features and specifications may vary, and are subject to change without notice

SPECIFICATION UNITS 8201D 8202D 8203D 8204D 8206D 8207D
Spot Welder   Spot Spot Spot Spot Spot Spot
Projection Welder   Projection Projection Projection Projection Projection Projection
Power @ 50% Duty Cycle kVA 63 80 100 125 63 80
Max Power kVA 230 295 420 460 170 230
Short Circuit Current A 40,000 44,000 52,000 54,000 29,000 34,000
Maximum Welding Current on Aluminum kA 36 40 47 49 26 30
Maximum Welding Current on Steel kA 32 35 41 43 20 27
Thermal Current @ 100% kA 6.2 6.8 7 8.4 6.2 6.8
Secondary Voltage V 7.1 / 6.3 / 5.6 / 5 8.3 / 7.5 / 6.7 / 6.1 10 / 9 / 8 / 7.1 10.5 / 9 / 8 / 7.1 7.1 / 6.3 / 5.6 / 5 8.3 / 7.5 / 6.7 / 6.1
Supply Voltage (@60Hz)* V 440 440 440 440 440 440
Primary Cables Ø (up to 30m) mm² 50 70 95 2×50 50 70
Delayed Fuses @ 440VAC A 100 150 175 200 100 150
Arm Spacing Range in (mm) 6.9-18.7 (175-475) 6.9-18.7 (175-475) 6.9-18.7 (175-475) 6.9-18.7 (175-475) 6.9-18.7 (175-475) 6.9-18.7 (175-475)
Throat Depth – To Electrode Holders in (mm) 15.35 (390) 15.35 (390) 15.35 (390) 15.35 (390) 21.26 (540) 21.26 (540)
Throat Depth – To Tooling Platens in (mm) 10.63 (270) 10.63 (270) 10.63 (270) 10.63 (270) 16.54 (420) 16.54 (420)
Tooling Platen Dimensions in (mm) 4.72/5.51 (120/140) 4.72/5.51 (120/140) 4.72/5.51 (120/140) 4.72/5.51 (120/140) 4.72/5.51 (120/140) 4.72/5.51 (120/140)
# Slots & Spacing # / in (mm) 2 / 2.48 (63) 2 / 2.48 (63) 2 / 2.48 (63) 2 / 2.48 (63) 2 / 2.48 (63) 2 / 2.48 (63)
Max Electrode Force – Standard @ 87 psi (6 bar) lbs. (daN) 1619.2 (736) 1619.2 (736) 1619.2 (736) 1619.2 (736) 1619.2 (736) 1619.2 (736)
Max Electrode Force – High-Force Option 8235 @ 87 psi (6 bar) lbs. (daN) 2732.4 (1242) 2732.4 (1242) 2732.4 (1242) 2732.4 (1242) 2732.4 (1242) 2732.4 (1242)
Working Stroke in (mm) 3.94 (100) 3.94 (100) 3.94 (100) 3.94 (100) 3.94 (100) 3.94 (100)
Retraction Stroke (Standard) in (mm) 2.36 (60) 2.36 (60) 2.36 (60) 2.36 (60) 2.36 (60) 2.36 (60)
Adjustable Retraction Stroke (Option 8236-8237) in (mm) 0-3.15 (0-80) 0-3.15 (0-80) 0-3.15 (0-80) 0-3.15 (0-80) 0-3.15 (0-80) 0-3.15 (0-80)
Compressed Air Supply psi (bar) 94.3 (6.5) 94.3 (6.5) 94.3 (6.5) 94.3 (6.5) 94.3 (6.5) 94.3 (6.5)
Air Consumption per 1000 Spots @ 94 psi (650kP / 6.5 bar)              
Standard Welder – 20mm Stroke SCF (N/m³) 162 (4.6) 162 (4.6) 162 (4.6) 162 (4.6) 162 (4.6) 162 (4.6)
Standard Welder – Max Stroke SCF (N/m³) 544 (15.4) 544 (15.4) 544 (15.4) 544 (15.4) 544 (15.4) 544 (15.4)
Option 6135 – 20mm Stroke SCF (N/m³) 332 (9.4) 332 (9.4) 332 (9.4) 332 (9.4) 332 (9.4) 332 (9.4)
Option 6135 – Max Stroke SCF (N/m³) 766 (21.7) 766 (21.7) 766 (21.7) 766 (21.7) 766 (21.7) 766 (21.7)
Hose Inside Ø in (mm) 0.59 (15) 0.59 (15) 0.59 (15) 0.59 (15) 0.59 (15) 0.59 (15)
Water Cooling @ 36 psi (250 kP / 2.5 bar) gpm (lpm) 2.1 (8) 2.1 (8) 2.1 (8) 2.1 (8) 2.1 (8) 2.1 (8)
Aerial Noise Produced dB(A) 71 73 76 77 72 72
Measured Conditions              
Working Stroke in (mm) 1.97 (50) 1.97 (50) 1.97 (50) 1.97 (50) 1.97 (50) 1.97 (50)
Welding Time Cycles 13 11 10 12 22 21
Welding Current kA 29 34 39 41 22 25
Working Rating (Welds per Minute) #/min 6 6 6 6 6 6
Net Weight lbs (kg) 1122 (510) 1155 (525) 1188 (540) 1221 (555) 1166 (530) 1199 (545)
*May be supplied capable of operating on other voltages/frequencies. Please ask for details.
  • 8230 – Valve to stop the flow of the water cooling when the machine is off and flow switch which makes the welder stop if the cooling water does not circulate.
  • 8232 – Rotary selector for recalling the welding programs.
  • 8234 – Double stroke control device with pneumatic foot instead of key one. To be used only for spot welding when the work necessarily requires it.
  • 8235 – Cylinder 1242 daN (diameter 125 mm double stage) total stroke 100 mm (only on items 8201D..09D and 8214D).
  • 8236 – Adjustable double stroke for cylinder 736 daN (standard).
  • 8237 – Adjustable double stroke for cylinder 1242 daN (option 8235).
  • 8238 – Low force squeeze for cylinder 736 daN (standard).
  • 8239 – Low force squeeze for cylinder 1242 daN (option 8235).
  • 8240 – Proportional valve.
  • Costant energy welding control unit.
AIR OPERATED PRESS TYPE SPOT WELDER 8201D- 8207D (63-80 kVA)

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