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Tecna 7903 spot welding tongs are designed for steel up to 2.5 mm thick and rods with a diameter of 8 mm each. The main advantage is the possibility of smooth adjustment of the supply current, a welding current compensation system, water cooling. Additionally, portable spot welding tongs can be equipped with straight arms with a reach of up to 500 mm, a suspension device, electrodes and a tiller balancer.

Technical characteristics: Country of manufacture Italy Manufacturer TECNA Type of welding machine Mobile Supply voltage 220, 380 V Current frequency 50 (Hz) Open circuit voltage 2.5 (V) Maximum thickness of welded parts 2.0 (mm) Noise level 70.0 (dB) Weight 13.6 (kg)