12.8V 300Ah LiFePO4 Battery Pack

12.8V 300Ah

Flagship 12V model with 3840Wh capacity, designed for professional RV systems and off-grid residential storage.

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Superior Energy Density: 300Ah large capacity in a single pack, reducing wiring complexity for B2B system integrators.

Advanced BMS: Supports 300A continuous discharge current to power high-wattage inverters.

Durable Design: Optimized for stability in vibration-prone environments like Marine and RV.

LiFePO4 Battery Parameter Table

Description	Dimensions (LWH)	Packaging Information
Rated Energy: 3840Wh Cell: Prismatic LiFePO4 Terminal: M8 Configuration (Customizable): 4S1P, 4S3P Nominal Voltage & Capacity: 12.8V, 300Ah Max Charging Current: 150A Instantaneous Discharge Current: 600A Continuous Discharge Current: 300A Cycle Life: 6000 cycles Water & Dust Resistance: IP65 Charging Temperature: 0~45°C Discharge Temperature: -20~60°C Storage Temperature: -20~65 °C Operating Voltage Range: 10-14.6V Over-Charge Protection Voltage: 14.6V ± 0.05V Over-Discharge Protection Voltage: 10V ± 0.05V Battery Protection Temperature: 60°C ± 5°C	520268220mm	Unit N.W.: Appr. 28kg Packing Qty: 1pc/ctn CTN Size: 577x298x265mm Outer CTN N.W.: 28kg Outer CTN G.W.: 28.80kg

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Message us on WhatsApp with the capacity you need, the quantity and the destination market. You will get the right configuration and a price, usually within the hour. You can also email sales@beeste.com — we reply within 24 hours.

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What 3840Wh means in a real system

3,840Wh is a genuine three-day buffer for a modest off-grid load, or a full day for an RV running a fridge, an inverter and air conditioning intermittently. The 300A continuous rating supports high-wattage inverters without a second pack in parallel.

Who it suits

Professional RV systems, off-grid residential storage and system integrators who want to reduce wiring complexity. One large pack instead of three small ones removes busbar work and balancing problems.

Before you order

Ask whether the 300A rating applies continuously or for a defined period, and at what ambient temperature.
Confirm the series and parallel limits. A pack rated for four in series is not automatically rated for parallel use.
For residential installation, check the enclosure and mounting options against local code.

Listing note

At roughly 30kg this is no longer a one-person install. Publish weight, handle provision and lifting points, and the returns rate on this SKU will be lower than the specification alone suggests.