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Product Description

TECNA spot welders are designed to meet every need of spot welding. The new stationary ergonomic frame designed by TECNA helps to facilitate the operator’s work. The control unit has been positioned frontally to allow the operator to view the welding data even during the working cycle.

Rocker Arm, Pedestal  or air operated Spot Welder,ideal for the jobbing fabricator.
16kVA output power ,fitted with TE101 control unit - weld time + weld power
Water cooled electrode holders 19mm diameter. Water cooler not included.

(Which model should I purchase for my application? - Why not send us a sample, we will weld the sample and recommend the correct machine.)
Click here for consumables

Key Features

  • Chrome-copper electrode-holders for heavy duty and long life, designed for both straight and angled fitting.
  • Water-cooled epoxy resin coated transformer.
  • Water-cooled arms, electrodes and electrode-holders.
  • Microprocessor control unit TECNA TE101.
  • USB Port for data storage (only with TE550).
  • The air operated lubrication free cylinder eliminates oil mist.
  • Protected filter assembly with gauge.
  • Two-stage electric foot-pedal for clamping and welding pieces only if correctly positioned.
  • Pre-connected for additional electric foot-pedal for the direct recalling of welding program No.2. This function is helpful when different kinds of welding are to be performed on the same piece.
  • Arms: gap 280 mm, adjustable depth 320 mm.
  • Adjustable electrodes stroke for max. working rate.

Technical Data

Model number 4640 4645
Nominal power @ 50% kVA 16 16
Maximum welding power kVA 35 35
No load secondary voltage V 3.4 3.4
Maximum short circuit current kA 12.5 12.5
Maximum welding current on steel kA 10 10
Thermal current 100% A 3300 3300
Supply voltage 50 Hz V 400 400
Cables section L=10m mm2 6 6
Cables section L=30m mm2 10 10
Delayed fuses A 32 32
Min. throat depth mm 230 230
Max. electrode force (@6 bar) daN 240 240
Electrode stroke mm 15-85 15-85
Short circuit current with L max kA 8.4 8.4
Arms diameter mm 36 36
Electrode holders diameter mm 19 19
Standard electrodes cone diameter mm 12.7 12.7
Water cooling option option
Aerial noise produced dB(A) <70 <70
Working stroke mm 20 20
Welding time cycles 21 21
Welding current kA 9.4 9.4
Working rating in welds/min 10 10
Net weight (approx) Kg 135 133
Microprocessor model TE101 TE101
Country of origin Italy Italy
Guarantee years 1 1


Product Code

Delivery & Returns

UK Delivery

Postage and packing to mainland UK is free on all orders over £60.00 (exc VAT. All orders up to £60.00 (exc VAT) are £5.75 plus VAT.

Click and collect is now available for PO and SO postcodes.

Outside of the UK

For delivery to an address outside the UK please call us on 023 92 295612 or email us at and we will advise.

Tecna Spot Welder 16kVA

Product Code 4640

Key Features

European manufacture

Water cooled electrode holders

Large range of consumables