MIGHTY MAX BATTERY 12-Volt 55 Ah Rechargeable GEL Sealed Lead Acid (SLA) Battery ML55-12GEL - The Home Depot
UPG 12-Volt 55 Ah (+ on left) Z1 Terminal Sealed Lead Acid (SLA) Rechargeable AGM Battery UB12550 (+ ON LEFT) - The Home Depot
Mighty Max Battery 12V 55AH Internal Thread Battery for 14XL and 14X Rechargeable Sealed Lead Acid 12550 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
Amazon.com: Powersonic PS12550U 12V 55Ah Battery for QUICKIE DESIGN,P500 ZIPPIE,Z500 : Health & Household
12V 55Ah LiFePO4 Lithium Iron Phosphate Deep Cycle Battery
Amazon.com: NPP NP12-55Ah 12V 55Ah 12Volt Rechargeable AGM SLA Sealed Lead Acid Battery for Scooter Pride Mobility Jazzy Select Electric Wheelchair, Off-Grid Solar System, UPS : Health & Household