SEALED LEAD ACID (SLA)-HR1234WF2 – Pacific Power Batteries
Replacement CSB HR1234W F2 Battery for APC UPS Units - Newegg.com
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 12V 34W High Rate AGM Battery
CSB HRL 1234W F2FR High Rate Long Life AGM Battery
Amazon.com: 12V 9AH SLA Replacement Battery for HR-1234W-F2-4 Pack : Health & Household