High-Pressure Vortex Ring Regenerative Blower for Sewage Aeration Aquarium,Our high pressure blower is equipped with copper coil high efficiency motor, cold -rolled silicon steel core and high temperature sealing bearing, effectively reduce working temperature rise and guarantee the sustainability of operation. The precision clearance between the cavity and impeller makes the air medium stable with pressure output. Regenerative Blower Vortex blower are used in applications requiring high air flow at low pressure or vacuum Widely used in manufacturing, textile, printing, food, aquaculture, water treatment. Functions: fish pond aeration, drying, ventilation, dust removal, force conveying Advantages: - The air duct port is equipped with a filter barrier - 100% copper coil - fireproof and corrosion-resistant, never rust - The air duct has a built-in silencer sponge Specification: Name: Industrial vacuum pump Material: aluminum Color: silver Voltage: 220V(Single-phase)/380V(three-phase) Motor speed: 2800rpm/min Power: 120W/180W/250W/350W/370W/550W/750W/1100W/1500W/2200W/3000W/3800W/4000W/5500W/7500W Airflow: 29/40/48/50/80/85/100/145/210/260/318/400/420/500/520 m³/h Weight: 7/8/9/10/14/15/19/20/26/27/37/38/39/42/51/68/73KG Installation method: horizontal or vertical installation Packing list: Blower x1