APC Symmetra LX 12kVA scalable to 16kVA N+1 Ext. Run Tower, 220/230/240V or 380/400/415V, 12 kVA, 8400 W, Hardwire, 35.4 min, 77.4 min, SYBT5 APC Symmetra LX 12kVA scalable to 16kVA N+1 Ext. Run Tower, 220/230/240V or 380/400/415V. Output power capacity: 12 kVA, Output power: 8400 W. AC outlet types: Hardwire. Typical backup time at full load: 35.4 min, Typical backup time at half load: 77.4 min, Replacement battery cartridge: SYBT5. Weight: 489 g. Battery type: Maintenance-free sealed Lead-Acid battery with suspended electrolyte: leakproof, Interface: DB-9 RS-232, Smart-Slot, Output connections: (1) Hard Wire 3-wire (H N + G)