Check the listing for details. Precision Ultraviolet Water Experience Only 1100V or 220V 40,000 Gallons. Condition: New. Listed at 849.96 USD. Precision UV Only 1100V or 220V < 40,000 Gallons Item Number: Product Features: A precision UV System reduces chlorine use up to 80% (down to 0.5 ppm) by sterilizing water before it is returned to the pool, eliminating the need for high levels of chlorine. Item Description: Models: Precision - UV6000A For Pools up to 40,000 gals Flow Rate: 120 gpm Pool Size: Up to 40,000 Gallons GPM Range: Up to 120 gpm Voltage Options: 110v or 220v Dry Fire Protection: Yes UV Performance: 30mj/cm Warranty: 3 Years Bulb Life: 13,000 HoursPrecision UV Only 1100V or 220V < 40,000 Gallons Item Number: Product Features: A precision UV System reduces chlorine use up to 80% (down to 0.5 ppm) by sterilizing water before it is returned to the pool, eliminating the need for high levels of chlorine. Item Description: Models: Precision - UV6000A For Pools up to 40,000 gals Flow Rate: 120 gpm Pool Size: Up to 40,000 Gallons GPM Range: Up to 120 gpm Voltage Options: 110v or 220v Dry Fire Protection: Yes UV Performance: 30mj/cm Warranty: 3 Years Bulb Life: 13,000 Hours