Amazon.com: 12V 9AH SLA Replacement Battery for HR-1234W-F2 : Health & Household
CSB HR1234W 12V 9Ah UPS Batteries (3 Pack)
CSB Battery HR1234W - Power Solutions
Replacement CSB HR1234W F2 Battery for APC UPS Units - Newegg.com
CSB Battery HR 1234W high-rate HR1234WF2 VRLA 12 V 8.4 Ah AGM (W x H x D) 151 x 99 x 65 mm 6.35 mm blade terminal Mainte | Conrad.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