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Tecna Pneumatic Spot Welder 25kVA – 4648

Price on Application

Further Reductions Available On Request 01276 505012

  • 400V
  • 25kVA @ 50% Duty
  • True 5 + 5mm



Call Now For Best Prices 01276 505012

The 4648 Spot Welder by Tecna is a 25kVA pedal operated digital machine, perfect for production spot welding.  With a true 5 + 5mm spot welding capacity and water cooled arms, this Tecna Spot Welder is designed to meet every need of spot welding.  A stationary ergonomic frame helps to facilitate the operators work and the frontally positioned control unit allow viewing of welding data even during the Spot welding cycle.  Pneumatic commands and the compressed air gauge have been placed at the top of the machine for easier adjustments and readings.  An adjustable electrode force features on this machine:  a microswitch starts the welding cycle when the pre-set desired value is reached.


Key Features:

Adjustable length spot welding arms for greater working flexibility

Chrome-Copper electrode-holders for heavy duty work and long life, designed for straight and angled fitting

Water-cooled transformer, electrodes and arms

Epoxy resin coated transfomer

Adjustable electrode stroke and speed control valves

Shock absorber for cylinders end of stroke and air discharge silencers

Electrode force adjustment with air filter reducer with gauge

Semi-automatic drainage system

A lubrication free, air operated cylinder eliminates oil mist

Adjustable foot pedal length

Water-cooled transformer, arms and electrodes.

Microprocessor control unit TECNA TE90.

Digital adjustment of weld cycles and welding power

Water Cooler available – Prices on request

Two stage electric foot pedal, allows the operator to bring pieces together and to weld them only when correctly positioned.

Pre-arrangement for the connection of a second electric two-stage foot pedal item 70284 – Available on request

Connection of the second 70284 foot pedal allows recollection of two different adjustments of time – current.  A helpful function when different welding times are utilized on the same piece





Technical Spec:

Input Voltage 400V 50 Hz
Power @ 50% 25 kVA
Arms Diameter 40mm
Minimum Throat Depth 230mm
Maximum Electrode Throat Depth 550mm
Maximum Electrode Force @ 6 Bar 115 daN
Electrode Stroke 15-85mm
Electrode Holder Diameter 22mm
Weight (Kg) 143