Amazon.com: Power Sonic 12V 18Ah UPS Battery Replaces Werker WKA12-18NB - 2 Pack : Health & Household
Amazon.com: ML18-12GEL - 12 Volt 18 AH, GEL Type, Internal Thread (INT) Temrinal, Rechargeable SLA AGM Battery : Automotive
Amazon.com: Roypow 12V 18Ah Deep Cycle LiFePO4 Battery 3500-8000 Life Cycles Rechargeable Marine/RV Lithium ion Batteries Built-in BMS Maintenance-Free for Fish Finder, Solar System, UPS, Tool Trailer : Automotive
Amazon.com: Interstate Batteries YTX20H-BS 12V 18Ah Powersports Battery (CYTX20H-BS) High Performance Rechargeable AGM Replacement Battery for Snowmobile, Motorcycle, ATV, Jet Ski, Bike (Arctic Cat, Harley) : Automotive
Amazon.com: Enduring 6FM18 12V 18Ah UPS Battery - This is an AJC Brand Replacement : Health & Household
Amazon.com: APC RBC7 Smart-UPS SMT SMT1500 UPS 12V 18Ah Battery Real 18 Amp Gel Deep Cycle AGM/SLA Designed for UPS-12180- Nut & Bolt L1-2 Pack Beiter DC Power : Electronics
Amazon.com: Gaston GT12-18 12V 18Ah NB Replacement Battery : Health & Household