The Elta SQU82/560 – 4‑3 is a high-performance centrifugal box fan from the Qube series, designed for use in demanding commercial and industrial ventilation systems. It features an 820mm box size with a 560mm fan and is powered by a 4‑pole, 3‑phase AC motor for consistent and reliable airflow delivery. The fan is built with interchangeable double-skinned panels and painted aluminium corners, offering flexible installation options including straight-through or 90° outlet airflow configurations. It is suitable for ambient airstream temperatures up to 50°C (or 40°C with 3‑phase EC motors). With a robust design and available in both AC and EC motor options, the SQU82/560 – 4‑3 provides durable and adaptable ventilation performance.