Battery Volt-Amp-Hour Capacity 864 Battery Type Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof Battery mounting Stand alone battery stack Battery manufacturer Panasonic Expected Battery Life (years) 3 - 5 Included Battery Modules 2 RBC™ Quantity 2 Replacement battery cartridge note Replace all batteries in operation together (UPS internal and external batteries) all-at-once PhysicalNet Weight 29.55 KG Maximum Height 85.00 mm Maximum Width 432.00 mm Maximum depth 483.00 mm Shipping Weight 32.27 KG Shipping Width 630.00 mm Shipping Height 286.00 mm Shipping Depth 594.00 mm Rack Height 2U Color Black Units per Pallet 12.00 EnvironmentalOperating Environment 0 - 40 °C Operating Relative Humidity 0 - 95% Operating Elevation 0-3000 meters Storage Temperature -15 - 45 °C Storage Relative Humidity 0 - 95% Storage Elevation 0-15000 meters