CyberPower CP1500PFCLCD PFC Sinewave UPS System, 1500VA/900W, 10 Outlets, AVR, Mini-Tower Similar to CP1500AVRLCD, but with "pure sine wave" feature. You may want to research this.
CyberPower CP1500AVRLCD Intelligent LCD UPS System, 1500VA/900W, 12 Outlets, AVR, Mini-Tower Mid-priced UPS that is quite successful.