Mighty Max Battery Replaces Yuasa NP12-12 NP 12-12 25 Terminal Rechargeable Sealed Lead Acid 12120 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
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Raion Power 6V 12Ah Replacement Battery for Genesis NP12-6-F1 - 10 Pack - Walmart.com - Walmart.com
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BT12-6 6 Volt 12 Ah SLA Replacement Battery w/ F1 Terminal : Health & Household - Amazon.com