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Rich Solar 12V 300Ah 3.8kWh Lithium Battery Bank | 5,000 Cycles | 10 Year Lifespan

SKU RS-B12300
Original price $1,699.99 - Original price $1,699.99
Original price
$1,699.99 - $1,699.99
Current price $1,699.99

In Stock & Ready to Ship

All orders ship within 1-2 business days. Product ETA 5-7 business days.


Introducing the Rich Solar 12V 300Ah 3.8kWh Lithium Battery Bank, a reliable and efficient power solution designed for a wide range of applications. This LiFePO4 battery offers an extended cycle life and minimal maintenance compared to traditional battery technologies. Its advanced thermal and chemical stability ensures improved safety, while its compact and lightweight design fits seamlessly into your existing battery space. Ideal for RVs, boats, commercial vehicles, and off-grid backup power, this battery is not intended to replace starting batteries.


  • Extremely high number of charge/discharge cycles
  • Over 10-year lifespan with proper maintenance
  • Built-in smart battery management system (BMS)
  • Wide operating temperature range
  • Excellent high temperature performance
  • Green energy with no metal contaminants
  • Low maintenance requirements
  • High amp capacity
  • Stable output voltage
  • Minimal self-discharge
  • Protection against overcharging and over-discharging
  • Over current and short circuit protection
  • High and low temperature disconnects
  • Charge Voltage: 14.6V
  • Max Charge Current: 50A
  • Max Discharge Current: 100A
  • Battery Dimensions: 12.8″L x 6.6″W x 8.5″H
  • Weight: 21.8 lb

BMS Safety Protection:

  • Each cell is fused to isolate any failing cell and prevent further damage
  • Removable carry handle for convenience
  • Lightweight design
  • Short circuit protection
  • Resistant to fire from physical damage or excessive thermal exposure
  • Can withstand over-charge/over-discharge without damage

Kit Includes:

  • 3 x 12V 100AH LiFePO4 Batteries
  • 4 x 1ft 2 AWG Battery Cables

Product Specifications

  • Electrical Specifications:
    • Nominal Voltage: 12.8V
    • Nominal Capacity (at .5C, 77°F): 100Ah
    • Minimum Capacity (at .5C, 77°F): 95Ah
    • Expected Cycle Life: >3000 cycles with 1C charge and discharge rate, at 77°F, 80% DOD
  • Operating Specifications:
    • Charge Method: Smart charger, constant current, constant voltage
    • Operating Voltage: 12.8V
    • Capacity: 100Ah
    • Energy: 1280 Watt Hours
    • Charge Voltage Range (Max 14.6V): 14.4 - 14.6V
    • Continuous Charge Current: 50A
    • Continuous Discharge Current: 100A
    • Over Voltage Shutdown: 15.6 +/- 0.2V
    • Discharge Cut-off Voltage: 8V +/- 0.5V
    • Self Discharge (stored at 50% SOC): < 3%/month
    • Waterproof: IP65
  • Temperature Performance:
    • Charge Temperature: 32°F to 140°F
    • Discharge Temperature: -4°F to 140°F
    • Storage Temperature: -4°F to 140°F
    • BMS High Temperature Cut-off: 149°F
    • BMS Low Temperature Cut-off: 32°F
  • Physical Specifications:
    • Battery Dimensions: 12.8″L x 6.6″W x 8.5″H
    • Weight: 21.8 lb
    • Battery Post Size: 5/16″

BMS Operation:

  • Over Charge Protection:
    • Over charge detection voltage: 3.9 +/- 0.05V
    • Over charge detection delay time: 0.96 - 1.4s
    • Over charge release voltage: 3.80 +/- 0.05V
    • Maximum charge voltage: 3.65 +/- 0.05V
  • Over Discharge Protection:
    • Over discharge detection voltage: 2.0V +/- 0.05V
    • Over discharge detection delay time: 115-173ms
    • Over discharge release voltage: 2.3V +/- 0.10V
  • Over Current Protection:
    • Over current detection delay time: 9 +/- 2ms
    • Over current release condition: Cut load
  • Additional Protections:
    • Polarity Reverse Protection
    • Short Circuit Protection


  • 3-Year Manufacturer Defect Warranty
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