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POERUNI Sale Tracker, November 2026

Prices checked Nov 6, 2026, 4:33 PM ET

Is POERUNI on sale?

Not right now. POERUNI prices are at their usual levels: the POERUNI 12V 300Ah LiFePO4 Lithium Battery BMS Deep Cycle 12V is $298.00 at eBay. Any POERUNI deal shows here as soon as it starts.

POERUNI makes lithium iron phosphate (LiFePO4) deep-cycle batteries aimed at RV, solar, marine and off-grid use. Its best-known line is the 12V 300Ah LiFePO4 battery with a built-in BMS, rated for deep discharge and thousands of cycles. Deal.ai checks POERUNI prices at every store that carries it and keeps each product's price history, so you can see where the price sits now against its past.

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Buying guides that pick POERUNI

  • Buying guide · 10 picksBest 12V LiFePO4 deep cycle batteries for RV, solar and trolling motor use
  • Buying guide · 10 picksBest 12V 200Ah LiFePO4 deep cycle batteries under $300

    • POERUNI prices today, and how low they've been

    • POERUNI
      POERUNI 12V 300Ah LiFePO4 Lithium Battery BMS Deep Cycle 12V
      POERUNI 12V 300Ah LiFePO4 Lithium Battery BMS Deep Cycle 12V$298.00 at eBay
    • POERUNI
      POERUNI 12V 100Ah LiFePO4 Lithium Battery
      POERUNI 12V 100Ah LiFePO4 Lithium Battery$119.99 at Walmart
    • POERUNI
      POERUNI 12V 100Ah LiFePO4 Battery
      POERUNI 12V 100Ah LiFePO4 Battery$119.98 at Walmart
    • POERUNI
      POERUNI. 51.2V 100Ah LiFePO4 Battery
      POERUNI. 51.2V 100Ah LiFePO4 Battery$518.38 at Walmart
    • POERUNI
      POERUNI 12V 200Ah Lithium LiFePO4 Battery
      POERUNI 12V 200Ah Lithium LiFePO4 BatteryPrices and history
    • POERUNI
      POERUNI 12V 200Ah LiFePO4 Battery
      POERUNI 12V 200Ah LiFePO4 BatteryPrices and history

    Questions and answers

    Where is the POERUNI 12V 300Ah battery cheapest?
    Deal.ai compares every store's price for the same 12V 300Ah LiFePO4 model on its product page. Check the current lowest offer there and compare it with the price history before buying, since listings move.
    Does POERUNI run sales?
    POERUNI discounts mostly around big shopping events and on older stock, not on a fixed schedule. The product page shows live prices and each store's price history, which is a better guide than waiting for a sale.
    What is the POERUNI 12V 300Ah battery good for?
    It is a deep-cycle LiFePO4 battery with an integrated BMS, meant for RVs, camper vans, solar storage, trolling motors and off-grid setups. It delivers roughly 3.8 kWh at 12V and weighs far less than an equivalent lead-acid bank.
    What are POERUNI's return and warranty terms?
    Terms come from the store you buy from, not from POERUNI alone, so check the seller's return window and warranty before ordering. Lithium batteries usually ship with hazardous-goods restrictions, which can limit returns.
    Can the POERUNI 300Ah battery be used in series or parallel?
    POERUNI rates this model for series and parallel connections up to 4 units, giving 48V packs or larger 12V banks. Confirm the exact limits in the manual for your batch, since BMS specs can change between production runs.
    Are there POERUNI discount codes?
    Deal.ai doesn't list POERUNI discount codes. It checks what POERUNI products actually cost at every store, so a real markdown shows on this page as a deal as soon as it starts, and each product's page has its price history to tell a sale from its usual price.