APC SYA4K8I, 4 kVA, 2800 W, 7,5 min, 20 min, SYBT5, Black
APC SYA4K8I. Output power capacity: 4 kVA, Output power: 2800 W. Typical backup time at full load: 7,5 min, Typical backup time at half load: 20 min, Replacement battery cartridge: SYBT5. Product color: Black. Weight: 158 kg. 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)