got two APC smart ups 3000 for $75 each : r/homelab
APC SUA3000RMT2U APC Smart UPS 3000 Rackmount New Batteries
APC Smart-UPS SRT 3000VA 208V | APCGuard.com
APC Smart-UPS RT UPS 2.1 kW 3000 VA AC 208/240 V SURTD3000XLT [SURTD3000XLT] - $835.00 : Professional Multi Monitor Workstations, Graphics Card Experts