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Deal.ai › Qidianfy
Qidianfy
Qidianfy 12V 200Ah LiFePO4 Lithium Battery

Qidianfy 12V 200Ah LiFePO4 Lithium Battery

4.9(37 ratings)

Best price now

$299.00at QidianfyChecked Nov 11

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Price facts

  • Last seen at $299.00 at Qidianfy on Nov 11.
  • Our take on the Qidianfy 12V 200Ah LiFePO4 Lithium Battery

    The Qidianfy 12V 200Ah LiFePO4 battery is a deep-cycle lithium pack with a built-in 200A battery management system. That current rating lets it run large inverters and heavy loads that many 100A-BMS batteries cannot. It suits off-grid solar, RV house banks, trolling motors and backup power. Against lead-acid rivals it is lighter and delivers far more usable capacity, and its 200A BMS is a step above the 100A boards common on budget lithium batteries. Buyers rate it highly, though the sample of ratings is small.

    Best forOff-grid solar and cabin power banksRV and van house battery upgradesTrolling motor and marine deep-cycle useBackup power for sump pumps and essentials
    Pros
    • 200A BMS supports high-draw inverters and motors
    • Full 200Ah capacity in a lighter lithium package
    • LiFePO4 chemistry is stable and long-cycling
    • Deep discharge without the capacity loss of lead-acid
    • Works as a drop-in upgrade for many 12V systems
    Cons
    • Needs a lithium-compatible charger and charge profile
    • Cold-weather charging must be stopped below freezing
    • Only a small number of ratings so far
    • Heavier and bulkier than smaller 100Ah packs

    Qidianfy 12V 200Ah LiFePO4 Lithium Battery prices at every store

    • QidianfyNew

      In stock

      $299.00Checked Nov 11
      Visit Qidianfy

    Also available at

    • QidianfyCheck price at Qidianfy

    Qidianfy 12V 200Ah LiFePO4 Lithium Battery price history

    Lowest price we've seen: $299.00 on Nov 12 at Qidianfy. Tracked across 1 store since Nov 12.

    What reviewers say

    • 4.9 / 537 ratings

    Ratings are very positive, with buyers reporting solid power delivery and easy setup.

    What people mention
    • Power outputPraisedBuyers say it runs high-draw loads like inverters and motors without cutting out.
    • SetupPraisedOwners describe installation into existing 12V setups as simple.
    • CapacityPraisedUsers report it holds up well through deep discharges.
    • Track recordMixedWith few ratings, buyers note there is little long-term data on lifespan.

    About the Qidianfy 12V 200Ah LiFePO4 Lithium Battery

    This is a 12V 200Ah lithium iron phosphate (LiFePO4) battery from Qidianfy. It has a built-in 200A BMS (battery management system).

    Brand
    Qidianfy
    Voltage
    12V
    Capacity
    200Ah
    Chemistry
    LiFePO4 (lithium iron phosphate)
    BMS
    200A

    Questions and answers

    Can it run a 2000W inverter?
    A 2000W inverter draws roughly 170A at 12V, which is within the 200A BMS limit. Keep continuous loads under that and size cables for the current.
    Does it need a special charger?
    Yes. Use a lithium LiFePO4 charge profile, typically around 14.4V absorption and 13.6V float. A lead-acid charger can leave it undercharged or overcharge it.
    Can I charge it below freezing?
    No. LiFePO4 cells should not be charged below 0°C (32°F). Discharging in cold is fine, but stop charging until the battery warms up unless the BMS handles cutoff.
    Can I wire two in parallel?
    Yes, parallel connection keeps 12V and doubles capacity. Match voltage closely before connecting and use equal-length cables.
    How does it compare with a 100Ah lithium battery?
    It doubles the capacity and its 200A BMS allows about twice the current of common 100A-BMS packs. That makes it better for big inverters, at more weight and size.
    Where is the Qidianfy 12V 200Ah LiFePO4 Lithium Battery cheapest?
    At Qidianfy, for $299.00, as of our latest check.
    What do buyers say about the Qidianfy 12V 200Ah LiFePO4 Lithium Battery?
    Rated 4.9 out of 5 from 37 ratings.

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