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Batteries · Renogy

Renogy Core 12V 300Ah LiFePO4 Battery

A 300Ah LiFePO4 deep-cycle battery built around a 12V-class system, a 200A BMS and series/parallel expansion. It suits RV, marine, cabin and DIY off-grid builds where a component-level battery system is preferable to an all-in-one power station.

ModelCore 12V 300Ah
Last verified2026-08-25
EvidenceManufacturer / official technical documentation reviewed; no Melnti hands-on test claimed.

Regional note: Specifications and sockets/certifications can vary by market. Confirm the exact regional SKU and current documentation before purchase or installation.

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Quick answer

Who this product makes sense for.

Best for

12V RV, marine, cabin and DIY off-grid battery banks where a large single low-voltage battery is easier to wire than multiple smaller batteries.

Think twice if

Your inverter requires a 48V/high-voltage battery, you need closed-loop CAN communication, or you want a wall-mounted residential ESS.

What matters most

A 300Ah LiFePO4 deep-cycle battery built around a 12V-class system, a 200A BMS and series/parallel expansion. It suits RV, marine, cabin and DIY off-grid builds where a component-level battery system is preferable to an all-in-one power station.

Key specifications

Nominal voltage12V class / 12.8V nominal chemistry
Rated capacity300Ah / about 3,840Wh nominal
Battery chemistryLiFePO4
Maximum charge current200A
Maximum discharge current200A
Cycle life5,000 cycles at 80% DoD (manufacturer condition)
Protection ratingIP65
ConnectionsUp to 4 series, 4 parallel, or 4S4P with matched batteries
Warranty5-year limited warranty on referenced product
WeightApprox. 27.5 kg / 60.63 lb

Reasons to shortlist it

  • 3.84kWh nominal storage in one 12V battery
  • LiFePO4 chemistry
  • 5,000+ cycle claim at 80% DoD on Core Mini documentation
  • Scalable in supported series/parallel arrangements

Reasons to look elsewhere

  • Low-voltage high-current systems require heavy cabling
  • Not a direct substitute for closed-loop high-voltage residential batteries
  • Exact current and self-heating features vary by Core version

How to verify before buying

Confirm the exact regional model, current specifications, included accessories, warranty terms, electrical compatibility and retailer return policy. Do not treat a cached price or old datasheet as current.

Primary sources

Last Melnti verification: 2026-08-25.

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