Tripp Lite 72VDC External Battery Pack Select AVR Online UPS Rack Tower 2U – 72 V DC – 4 Year Minimum Battery Life – 6 Year Maximum Battery Life BP72V18-2US

Tripp Lite UPS Smart Online 6000VA 5400W Rackmount 6kVA 200-240V USB DB9 Manual Bypass Hot Swap 4URM – 4U Rack/Tower – 6 Hour Recharge – 2 Minute Stand-by – 220 V AC Input – 240 V AC, 220 V AC, 240 V AC, 240 V AC, 230 V AC Output – Serial Port – USB SU6000RT4UHVHW