The Freedom Independence PS21 12V Sealed Lead Acid Rechargeable Battery is a genuine OEM replacement battery designed for the Freedom Independence PS21 pellet stove’s battery backup system. This maintenance free 12-volt sealed lead acid battery delivers reliable power and can be paired with a second identical battery (in series) to provide the 24 V DC needed to keep your stove running during power outages. Rechargeable and vent free, it’s built to stay ready with a trickle charge while connected to your stove.

• OEM replacement battery for Freedom Independence PS21 pellet stoves
• 12 V sealed lead acid, rechargeable and maintenance-free
• 40 Ah capacity (sized for battery backup applications)
• Designed to run in series with a second battery to provide 24 V DC for backup power
• No ventilation required, sealed design allows flexible placement
• Can be placed behind or near the stove and will receive a trickle charge while connected
• When paired with a second battery, provides over 40+ hours of runtime in typical use
• Compatible with Independence PS21 and Vintage Edition models