Amazon.com: AJC Battery Compatible with Enersys DataSafe NPX-35TFR 12V 8Ah Sealed Lead Acid Battery : Health & Household
NPX-35TFR - Enersys - Rechargeable Battery, 12 V, Lead Acid
MIGHTY MAX BATTERY 12V 8Ah SLA Replacement Battery for Datasafe NPX-35TFR - 10 Pack MAX3968613 - The Home Depot
Mighty Max Battery 12V 8Ah for Datasafe NPX-35TFR Rechargeable Sealed Lead Acid 1280 Backup Power Batteries (8-Pack) in the Device Replacement Batteries department at Lowes.com
12V 8Ah SLA Replacement Battery for Datasafe NPX-35TFR - MightyMaxBattery