Dr. Prepare 12V 7Ah LiFePO4 Deep Cycle Battery
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Our take on the Dr. Prepare 12V 7Ah LiFePO4 Deep Cycle Battery
The Dr. Prepare 12V 7Ah is a lithium iron phosphate deep cycle battery in a small case, about 5.9 x 2.6 x 3.7 in and 2.2 lbs. It is built as a drop-in upgrade for 12V lead-acid batteries in power wheels, fish finders, scooters, gate openers and UPS backup. Its main edge over sealed lead-acid rivals is cycle life: Dr. Prepare rates it at 4,000-plus cycles at 100% depth of discharge, against roughly 300 to 500 for SLA, and it weighs about 60% less. A built-in BMS guards against overcharge, overheating and short circuits, and the case is rated IP56. It suits light-duty 12V jobs where weight and longevity matter more than cranking amps.
- Much lighter than the lead-acid battery it replaces
- Rated for 4,000-plus cycles at full discharge
- Built-in BMS for overcharge, heat and short protection
- IP56-rated case for wet outdoor use
- Small footprint fits most 7Ah battery boxes
Dr. Prepare 12V 7Ah LiFePO4 Deep Cycle Battery prices at every store
- WalmartNew
Out of stockSold by DR.PREPAREReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
$29.99Free shippingChecked 8 h ago
What reviewers say
- 4.4 / 561 ratings
Rated 4.4 out of 5 from 61 ratings, buyers mostly treat it as a light, long-lived replacement for 12V 7Ah lead-acid packs. Complaints center on capacity limits and charger compatibility rather than failures.
- WeightPraisedBuyers note it is far lighter than the lead-acid battery it replaces.
- Cycle lifePraisedOwners report it lasting through repeated discharges.
Questions and answers
- Can it replace a 12V 7Ah sealed lead-acid battery?
- Yes, it fits the same 12V 7Ah slot and is much lighter. Use a charger with a lithium profile, since lead-acid chargers can overcharge it.
- Can I use it to start a car or motorcycle?
- No. It is a deep cycle battery for low, steady draws, not a cranking battery for engines.
- How long does it last?
- Dr. Prepare rates it at 4,000-plus cycles at 100% depth of discharge and a 10-year lifespan, well beyond the 300 to 500 cycles of typical SLA batteries.
- Is it safe in rain or damp spots?
- The case is rated IP56, so it resists dust and water spray. Do not submerge it.
- What can it power?
- Power wheels, fish finders, electric scooters, solar gate openers and UPS backup, among other 12V devices drawing modest current.
- Does it need a special charger?
- Use a charger with a LiFePO4 setting. Avoid charging it below freezing without a low-temperature cutoff.
- What do buyers say about the Dr. Prepare 12V 7Ah LiFePO4 Deep Cycle Battery?
- Rated 4.4 out of 5 from 61 ratings.
