UB1290 12V 9Ah F1 SLA/AGM Battery Pack (10) — Compatible with APC BK400B

Pack of 10 UB1290 12V 9AH F1 rechargeable batteries designed as direct replacements for APC BK400B. Sealed lead-acid/AGM construction makes these units maintenance-free and spill-proof. Each battery can be mounted in any orientation and is built to withstand shock and vibration. Physical specs: 5.94 inches x 2.56 inches x 4.06 inches. Weight: 5.10 Lbs. Backed by a 1 Year Warranty.