APC Smart-UPS RT 48V RM Battery Pack SURT48RMXLBP Includes: Installation Guide, Rack Mounting Brackets, User Manual Features Cascading capabilities Compact and Lightweight Hot Swap Batteries Quick Plug-in Connections Rack Mount User-replaceable batteries Batteries & Runtime 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 Physical Net Weight 65.00 lbs. ( 29.55 kg) Maximum Height 3.34 inches ( 85 mm) Maximum Width 17.00 inches (432 mm) Maximum depth 19.00 inches (483 mm) Shipping Weight 71.00 lbs. ( 32.27 kg) Shipping Width 24.82 inches (630 mm) Shipping Height 11.25 inches (286 mm) Shipping Depth 23.38 inches (594 mm) Rack Height 2U Color Black Units per Pallet 12.00 Environmental Operating Environment 32 - 104 °F (0 - 40 °C) Operating Relative Humidity 0 - 95% Operating Elevation 0-10000 feet (0-3000 meters) Storage Temperature 5 - 113 °F (-15 - 45 °C) Storage Relative Humidity 0 - 95% Storage Elevation 0-50000 feet (0-15000 meters) Conformance Standard Warranty 2 years repair or replace,optional on-site warranties available,optional extended warranties available