Replacement battery for PowerVar 54811-01 and is Compatible with these Brands: PowerVar. IMPORTANT: You MUST RE-USE: your existing cabling and hardware. These are replacement batteries only. NOTE: It is your responsiblity to verify the batteries being ordered match the batteries in your unit prior to placing your order. We are not responsible for incorrect orders. Chemistry: Sealed Lead Acid (AGM). Warranty: 1 Year