Hailea aco 500 air compressor pump. Brand new in box. The ACO500 AC275 HAILEA Air Pump is specifically designed for use in hydroponic koi fish ponds, capable of pumping up to 275 litres of air per minute. Made by the trusted brand HAILEA, this piston compressor is efficient with a power consumption of 200W, ensuring a consistent and reliable flow of oxygen for your aquatic pets. The set includes the air pump, hose, and tubing fitting, making it easy to set up and use in your pond. Suitable for all water types, this air pump provides the necessary circulation to keep your fish healthy and thriving.