OTC Daihen

OTC Daihen is the welding and robotics brand of Daihen Corporation, a Japanese manufacturer of electrical and welding equipment. The OTC Daihen range includes inverter-controlled arc welding power sources such as the Welbee series, industrial welding robots from the Almega line, positioners, wire feeders and torches, designed for integrated automated welding cells. These systems are used in automotive, steel structure, heavy machinery and general fabrication, where cycle time and bead consistency are critical. Seven Star LLC supplies OTC Daihen welding and robotic equipment to Oman and the GCC, with regional engineering support in Muscat, helping manufacturers and contractors raise welding productivity and repeatability.