APC Replacement Battery Cartridge #27 RBC27# Battery Volt-Amp-Hour Capacity 864 Battery Type Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof Battery mounting Enclosed battery cartridge Expected Battery Life (years) 3 - 5 RBC™ Quantity 1 Replacement battery cartridge note The SU48R3XLBP requires two(2) RBC27's. TitleAPC Replacement Battery Cartridge #27 RBC27#ConditionNew, open boxContentBattery unitManufacturerAPCModelRBC27SKUUPSD012 #580_100http://www.compeve.com/Products/UPS/APC/RBC27/RBC27_compeve__1.jpg