APC Smart-UPS ULTRA BATTERY PACK 24V Features: Cascading Capabilities Hot Swap Batteries Technical Specifications Battery type Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof Battery mounting -- Expected Battery Life (years) 3 - 5 RBC™ Quantity 1 Net weight 280 lbs. ( 127 kg ) Maximum height 12.20 inches ( 30.99 cm ) Maximum width 17.60 inches ( 44.70 cm ) Maximum depth 29.70 inches ( 75.44 cm ) Shipping Weight 314 lbs. ( 143 kg ) Shipping Width 17.60 inches ( 44.70 cm ) Shipping Height 12.20 inches ( 30.99 cm ) Shipping Depth 29.70 inches ( 75.44 cm ) Color Beige Units per Pallet 1 Operating Environment 0 - 40 °C ( 32 - 104 °F ) Operating Relative Humidity 0 - 95 % Operating Elevation 0-10000 feet ( 0-3000 meters ) Storage Temperature -15 - 45 °C ( 5 - 113 °F ) Storage Relative Humidity 0 - 95 % Storage Elevation 0-50000 feet ( 0-15000 meters )