The Elta SSQUHT67/400 – 4‑3 is a high temperature centrifugal box fan with a 400mm size and a 4‑pole, 3‑phase AC motor. Available in box sizes of 500mm, 670mm, 820mm, and 1020mm, this fan is suitable for use in ducts with operating temperatures reaching +120°C. It features painted aluminium corners for added robustness and interchangeable double-skinned panels that facilitate maintenance and provide enhanced insulation. This model is engineered to deliver dependable performance in high-temperature duct applications.