TECNA Bench Welders FOR SALE – 16-25kVA

WSI-TECNA Models: 2101D, 2102N and 2103D

TECNA bench welders FOR SALE at TECNADirect.com powered by Weld Systems Integrators (WSI). Available models include 2101D, 2102N, and 2103D from 16 kVA to 25 kVA. TECNA bench welders offer high performance and efficiency for a wide range of resistance welding applications. TECNADirect.com from WSI is a stocking master distributor of TECNA pedestal welders, portable spot welding guns, bench welders, spring tool balancers, retractors, and accessories.

TECNADirect.com carries a complete line of TECNA linear action spot and projection bench welders, perfect for resistance welding applications with smaller assemblies. Furthermore, TECNA bench welder tooling can be configured with specially designed part holding fixtures or smaller seam welding heads. Your bench welder will be sized for your unique application and built to the highest quality standards you expect from WSI. TECNA has decades of experience with fine, high-precision resistance welding applications.

TECNA 16-25 kVA Bench Welder | TECNADirect.com

For more information on TECNA bench welders, or to purchase a TECNA 2101D, 2102N and 2103D, give us a call at 844-44-TECNA or +1-216-475-5629 for immediate assistance.



  • Built-in compressed air filter unit.
  • Lubrication-free pneumatic components to eliminate oil mist and protect the environment.
  • Chrome-plated cylinder and stem for heavy-duty works and long life; adjustable anti-rotation device.
  • Water-cooled transformer, electrode-holders, and electrodes; transformer with epoxy resin coated windings.
  • Phase shift welding current adjustment. Synchronous SCR contactor insulated from cooling water circuit with protection thermostat.
  • Items 2101N and 2103N: TE550 constant current control unit.
  • Item 2102N: TE101 control unit.
  • Two-stage electric foot control for clamping and welding pieces only if correctly positioned.
  • Pre-setting for two-hand safety control with timer for maximum safety, and removable key selector (only on items 2101N and 2103N). The push buttons are available on request.


ITEM 2101D 2102N 2103D
Control unit TE550 TE101 TE550
Nominal power at 50% kVA 16 20 25
Maximum welding power kVA 47 62 84
Short circuit current kA 16.5 19 22
Maximum welding current on aluminum kA 15 17.4 20
Maximum welding current on steel kA 13.2 15.2 17.6
Thermal current 100% A 3300 3500 3800
No-load output voltages V 1.7
4 4.6
Supply voltage 60Hz * V 440 440 440
Cables section L=30 m mm2 10 16 16
Delayed fuses A 32 40 50
Arms gap mm 118 118 118
Depth L mm 160 160 160
Max. electrode force (6 bar) daN 187 187 187
Maximum stroke mm 50 50 50
Compressed air supply bar 6.5 6.5 6.5
Air for 1000 spots (6 bar)
Stroke 20 mm Nm3 1.5 1.5 1.5
Max. stroke Nm3 2.2 2.2 2.2
Air supply hose mm 8 8 8
Water cooling l/min 2.3 2.7 3
Aerial noise produced dB(A) 68 69 71
Measure conditions
Working stroke mm 20 20 20
Welding time cycles 11 7 6
Welding current kA 13 14 16.5
Working rating in welds/min 15 15 15
Net weight (approximately) kg 76 81 86

* Different voltages and frequencies on request


TECNA TE101 Welding Control Unit | TECNADirect.com

TECNA TE550 Welding Control Unit | TECNADirect.com

Control Unit TE101 TE550
Ammeter Standard Standard
Parameters No. 13 25
Programs No. 99 250
Constant current Standard
Constant energy Standard
Stepper function Standard
Higher and lower current limits Standard Standard
Two-hands control device input Standard
RS232 Interface On Request On Request
USB Interface On Request

Specifications subject to change without notice.


For more information, on TECNA 2101D, 2102N and 2103D bench welders, REQUEST A QUOTE, or give us a call at 844-44-TECNA or +1-216-475-5629 for IN-STOCK inventory available now with immediate shipping.

TECNADirect.com, powered by Weld Systems Integrators, is a stocking master distributor of TECNA tool balancers. We keep an inventory of TECNA balancers IN-STOCK at our Warrensville Heights, Ohio location for quick shipment and delivery.

Weld Systems Integrators, Inc., manufacturer of rugged, innovative, high-quality resistance welding equipment and machinery. For more information on Weld Systems Integrators visit www.wsiweld.com.

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