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Amazon.com: SPS Brand 12V 18Ah Replacement Battery for Exide PW5105-1500 12V 18Ah UPS Battery (2 Pack) : Health & Household
Amazon.com: 2 Pack Replacement for Universal Battery U12180 Battery - Replacement UB12180 Universal Sealed Lead Acid Battery (12V, 18Ah, 18000mAh, T4 Terminal, AGM, SLA) : Health & Household
Amazon.com: PowerStar-12V 18Ah UPS Battery Replaces Werker WKA12-18NB Now 22AH Longer Lasting : Health & Household
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