Mighty Max Battery 12V 9AH SLA Replacement Battery for HR-1234W-F2 Rechargeable Sealed Lead Acid 1290 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
CSB HR1234W F2 12V 9Ah Valve Regulated Lead Acid AGM Battery for UPS
CSB Battery Technologies
CSB HR1234W 12V 34W High Rate AGM Battery
Amazon.com: 12V 9Ah HR1234W Home Alarm Battery by CSB : Health & Household