
Rich Solar | 300Ah 12V LiFePO4 Off-Grid Battery Kit | 3.8kWh Deep Cycle Lithium Battery Bank | Powerful 300Ah Battery Kit | 3 X ALPHA 1 LITE in Parallel
Power That Lasts. Performance You Can Trust.
Designed for serious off-grid living, the 300Ah 12V LiFePO4 Off-Grid Battery Kit combines three premium ALPHA 1 LITE 12V 100Ah LiFePO4 batteries in parallel to deliver a massive 3.8kWh of energy storage. With 4,000+ life cycles, high-discharge capabilities, and a 10+ year lifespan, this deep-cycle battery bank is your go-to solution for RVs, van life, cabins, solar energy systems, and backup power setups.
Built with top-grade lithium-iron-phosphate (LiFePO4) cells and protected by a smart BMS, the ALPHA 1 LITE offers superior safety, stable voltage output, and low maintenance. Whether you're on the road or off the grid, you'll have dependable power when and where you need it most.
What's Included:
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3 x ALPHA 1 LITE 12V 100Ah LiFePO4 Batteries
(Group 24 size, 10.2” x 6.6” x 8.3”, 24.3 lbs each) -
4 x 1ft 2 AWG Battery Cables
Pre-cut and ready for quick parallel installation
Key Features:
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High-Efficiency Energy Storage
300Ah total capacity with 3.8kWh output—perfect for larger systems or high-demand applications. -
Long-Lasting Performance
Over 4,000 deep cycles at 80% depth of discharge. That’s 10+ years of dependable service. -
Premium LiFePO4 Technology
Safer chemistry with excellent thermal stability, low self-discharge, and stable voltage output. -
Smart BMS (Battery Management System)
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Overcharge & over-discharge protection
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Overcurrent & short circuit protection
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High/low temperature cutoffs
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Individually fused LiFePO4 cells for maximum safety
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Built for Off-Grid Use
Low maintenance, lightweight, and compact—ideal for solar systems, RVs, campers, marine, and backup energy storage. -
Easy Installation
Removable carry handles, compact size, and included 2 AWG cables make parallel connection quick and hassle-free.
Technical Specs:
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Nominal Voltage: 12.8V
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Charge Voltage: 14.4V
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Max Charge Current: 100A (per battery)
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Max Discharge Current: 100A (per battery)
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Battery Size (LxWxH): 10.2" x 6.6" x 8.3"
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Weight (per battery): 24.3 lbs
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Group Size: 24
Specification
BATTERY
- Nominal Voltage: 12.8V
- Nominal Capacity: 100Ah
- Minimum Capacity: 99.5Ah
- Cycle Life: >4000 cycles
Operating Specifications
- Operating Voltage: 12.8 V
- Capacity: 100 Ah
- Energy: 1280 Watt Hours
- Charge Voltage: 14.4V
- Continuous Charge Current: 100A
- Continuous Discharge Current: 100A
- Self Discharge: < 5%/month
Temperature
- Charge Temperature: 32℉ to 131℉ (0℃ to 55℃)
- Discharge Temperature: -4℉ to 140℉ (-20℃ to 60℃)
- Storage Temperature: 14°F-113°F / -10℃~45℃ 90%RH Max (More than 3 months)
Physical Specifications
- Battery Dimensions(L*W*H): 10.2x6.6x8.3 in
- Weight: 24.3 lb
BMS Operation
Overcharge Protection- Overcharge detection voltage: 3.75V±0.03V
- Overcharge detection delay time: 1000ms±500ms
- Overcharge recovery voltage: 3.55V (Min 3.40V, Max 3.60V)
Over-discharge Protection
- Over-discharge detection voltage: 2.20V±0.08V
- Over-discharge detection delay time: 1000ms±500ms
- Over-discharge recovery voltage: 2.70V±0.10V
Warranty: 5 years
Manuals and Downloads
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! All products on Solar Guys Pro are 100% brand-new and in perfect condition.
We do not sell any used or refurbished items.

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Frequently Asked Questions

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