APC ONLINE SRT 3000VA/ 3KVA 2700W UPS TOWER/RACK RACK MOUNT INCLUDED: NO RACK TYPE: 2U NETWORK CARD:NO BATTERY:YES BATTERY TYPE: VRLA WARRANTY: 3 YEARS REPAIR OR REPLACE (EXCLUDING BATTERY) AND 2 YEARS FOR BATTERY NOTES: RAIL KIT SRTRK4 SOLD SEPARATELY