The Elta SDA250/4 – 1AC is a high-performance short cased mounted axial flow fan featuring a 250mm impeller and a 4 pole, 1 phase motor. Part of the Raptor range, this model is available in eight standard sizes from 250mm to 630mm. It delivers air volume flow rates up to 4.60 m³/s and static pressures up to 290 Pa, making it well-suited for demanding ventilation requirements. Designed to operate reliably at temperatures up to +70°C, this fan is offered with both AC and EC motor options, providing flexible and energy-efficient solutions for industrial and commercial air movement needs.