Mtw welding rectifiers [a6 series] from hi-tech industrial implements are available in a wide range manufactured by miraj electrical & mechanical co. These are thyristorised machines with features like 100 per cent copper winding, less power consumption, less maintenance; sturdy and proven design; fully thyristorised; extra smooth; specially for 6010 celulosic; 7018 and 6013 electrodes; suitable for any offshore or other climatic conditions; energy saver/extra safety; and no load losses [0.66 kw].