APC Symmetra LX 8kVA Scalable to 8kVA N+1 Rack-mount, 208/240V. Output power capacity: 8 kVA, Output power: 6400 W, Input frequency: 50/60 Hz. Battery technology: Sealed Lead Acid (VRLA), Typical backup time at full load: 5.9 min, Typical backup time at half load: 17 min. Certification: CSA,FCC Part 15 Class A,UL 1778. Weight: 392.9 lbs (178.2 kg). Interface: DB-9 RS-232, Smart-Slot, Output connections: 1x 4-wire 2x NEMA L14-30R 4x NEMA L5-20R, Dimensions (WxDxH): 18.6 x 27.1 x 22.5" (472 x 688 x 572 mm)
Tripp Lite SU20KRT-1TF. Output power capacity: 20 kVA, Output power: 18000 W, Input operation voltage (min): 120 V. AC outlet types: C19 coupler, NEMA 5–15R, NEMA 5–20R, NEMA L6-30R, AC outlets quantity: 22 AC outlet(s). Typical backup time at full load: 4.3 min, Typical backup time at half load: 12.5 min, Battery recharge time: 8 h. Form factor: Rackmount/Tower, Product color: Black, Rack capacity: 14U. Width: 17.5" (445 mm), Depth: 25.8" (656 mm), Height: 5.16" (131 mm)