The Elta SSQUHT102/630B‑4 – 3 is a high temperature centrifugal box fan with a 630mm size and a 4‑pole, 3‑phase AC motor. It is offered in box sizes of 500mm, 670mm, 820mm, and 1020mm. This model is suitable for duct applications with operating temperatures up to +120°C. The fan features painted aluminium corners for added strength and durability, as well as interchangeable double-skinned panels that provide maintenance flexibility and improved insulation. This fan is designed for dependable operation in high-temperature ductwork.