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12V 100Ah LiFePO4 Lithium Battery BCI Group 31 Deep Cycle

12V 100Ah LiFePO4 Lithium Battery BCI Group 31 Deep Cycle

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$360.00at CyberMoaChecked Nov 9

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Price facts

  • Last seen at $360.00 at CyberMoa on Nov 9.
  • Our take on the 12V 100Ah LiFePO4 Lithium Battery BCI Group 31 Deep Cycle

    This is a 12V 100Ah lithium iron phosphate (LiFePO4) deep-cycle battery in the BCI Group 31 footprint, built for RV, boat, golf cart and off-grid storage use. It uses Grade A+ cells rated for up to 15,000 cycles and a 10-year lifespan, with a 110A BMS that guards against overcharge, deep discharge, overload, overheating, low temperature and short circuits. At about 23 pounds it is roughly 40% lighter and 75% smaller than a comparable lead-acid battery, which makes it easier to install in tight compartments. It suits owners replacing lead-acid banks who want more usable capacity and longer service life, though it needs a lithium-compatible charger and cold-weather charging limits apply.

    Best forRV and camper house batteriesOff-grid solar and home energy storageGolf cart and boat deep-cycle powerOwners upgrading from lead-acid
    Pros
    • Grade A+ cells rated up to 15,000 cycles
    • About 23 pounds, far lighter than lead-acid
    • Group 31 footprint fits common trays and boxes
    • 110A BMS with low-temperature charge protection
    • Built-in cell balancing and status monitoring
    Cons
    • Needs a lithium-compatible charger or profile
    • Low-temperature protection cuts charging in cold
    • Not a drop-in for every lead-acid charging setup
    • Real-world cycle life depends on depth of discharge

    12V 100Ah LiFePO4 Lithium Battery BCI Group 31 Deep Cycle prices at every store

    • CyberMoaNew

      In stockReturn policy

      $360.00Checked Nov 9
      Visit CyberMoa

    About the 12V 100Ah LiFePO4 Lithium Battery BCI Group 31 Deep Cycle

    This is a 12V 100Ah LiFePO4 (lithium iron phosphate) deep cycle battery in the BCI Group 31 size. It uses Grade A+ cells and is rated for up to 15,000 cycles and a lifespan of up to 10 years. Compared with traditional lead-acid batteries, it is 40% lighter and 75% smaller and lasts 3.3 times longer.

    A built-in battery management system (BMS) protects against overcharge, deep discharge, overload, overheating, low temperatures and short circuits. It monitors battery status, manages charging and discharging, and balances the cells individually.

    It supports a 100A charging current. A 14.6V 20A lithium battery charger is recommended for long-term use. With 3C pulse discharge it handles up to 300A, for high-current uses such as golf carts and trolling motors. Batteries can be connected in series or parallel, up to a 4S4P configuration with a total capacity of up to 20.48kWh.

    Brand
    Wattcycle
    Voltage
    12 V
    Capacity
    100Ah
    Chemistry
    LiFePO4 (lithium iron phosphate)
    Size
    BCI Group 31
    Dimensions
    13 x 6.9 x 8.7 inches
    Weight
    23 pounds
    Cycle life
    Up to 15,000 cycles
    Lifespan
    Up to 10 years
    Charging current
    100A
    Pulse discharge
    3C, up to 300A
    Recommended charger
    14.6V 20A lithium battery charger
    Expansion
    Series or parallel, up to 4S4P (20.48kWh)
    Protection
    Overcharge, deep discharge, overload, overheating, low temperature, short circuit
    Fit type
    Universal fit
    Uses
    RV, motorhome, van, truck camper, pop-up and teardrop trailers, golf cart, UTV, boats and marine, trolling motors, lawn and garden equipment, off-grid home energy storage
    Warranty
    5 years

    Questions and answers

    How does this compare with a lead-acid Group 31 battery?
    It weighs about 23 pounds, roughly 40% lighter, and is rated for up to 15,000 cycles against a few hundred for lead-acid. It also delivers more usable capacity because LiFePO4 can be discharged deeply without damage.
    Can I charge it with my existing RV converter?
    Only if the converter has a lithium profile or you add a lithium-compatible charger. Lead-acid charging profiles can leave it undercharged or overcharge it, so check your charging equipment first.
    What does the 110A BMS protect against?
    It guards against overcharge, deep discharge, overload, overheating, low-temperature charging and short circuits. It also balances the cells and manages charge and discharge current.
    Can it be charged below freezing?
    No. The low-temperature protection blocks charging in cold conditions to protect the cells. Discharging in cold is generally fine, but warm the battery before charging if it is below freezing.
    What is in the box?
    The battery itself. A Group 31 battery box is a separate accessory, and you supply your own charger, cables and mounting hardware.
    Is it safe to mount in an RV or boat cabin?
    LiFePO4 has no liquid acid and does not vent corrosive gas like lead-acid, so it is commonly mounted inside cabins. Secure it upright and keep terminals covered.
    Where is the 12V 100Ah LiFePO4 Lithium Battery BCI Group 31 Deep Cycle cheapest?
    At CyberMoa, for $360.00, as of our latest check.

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