SH1228WS by BB BATTERY - Buy or Repair at Radwell - Radwell.com
Mighty Max Battery 12V 9Ah SLA Battery Replacement for BB SH1228W Rechargeable Sealed Lead Acid 1290 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
MIGHTY MAX BATTERY 12V 9Ah SLA Battery Replacement for BB SH1228W - 8 Pack MAX3839415 - The Home Depot