Alpha 3 Lite LiFePO4 Battery – 12V 300Ah Lithium RV Battery – Rich Solar

Rich Solar Alpha 3 Lite 12V 300Ah Group 8D Deep Cycle Lithium Battery

Rich Solar

MSRP: $1,199.99
$959.99
(Save $240.00)
SKU:
RS-B123
Shipping:
Free Shipping
Voltage:
12V
Type:
Lithium
Capacity:
300Ah
Group Size:
8D
Terminals:
M8 Inserts
Capacity Group:
200Ah+
Deep Cycle:
Yes
Self-Heated:
No
Bluetooth:
No
Length:
20" - 21"
Width:
9.0" - 10.9"
Height:
8.5" - 8.9"
Weight:
71.7 lbs
Dual Purpose:
No
Sub-Category:
Batteries
In Stock
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Product Description

Alpha 3 Lite 12V 300Ah LiFePO4 Battery

The Rich Solar Alpha 3 Lite 12V 300Ah LiFePO4 Battery powers your RV, boat, or off-grid lifestyle with reliable high-capacity energy. Built using premium A+ grade LiFePO4 cells, it delivers 3,840Wh of usable power and an exceptional 4,000+ cycle life that vastly outlasts traditional lead-acid batteries. With a strong 300 amp discharge capability and comprehensive protection from the built-in BMS, the Alpha 3 Lite gives you dependable performance and peace of mind wherever your adventures take you.

Features & Benefits

  • Premium A+ Grade Cells – Powered by EV-grade LiFePO4 cells for reliable power over thousands of cycles.
  • 300Ah Capacity – Longer run times for trolling motors, RV house loads, off-grid systems, and back up power.
  • Advanced BMS – Protection from over/under voltage, over-current, short circuits, and temperature extremes.
  • High Discharge Capability – Supports inverters and DC loads up to 300 continuous amps.
  • Fast, Efficient Charging – Optimized for LiFePO4 smart chargers and solar charge controllers.
  • Scalable Design – Wire up to 4 in parallel (up to 1,200Ah). Series connections are NOT permitted.
  • Light Weight – Easier handling and drop-in replacement for many Group 8D applications.
  • Carry Handles – Stowable handles for easy transportation and installation.
  • 5 Year Warranty – Backed by Rich Solar's dedicated customer support.

Why Choose Rich Solar LiFePO4 Batteries?

Rich Solar has established itself as a premier provider of high-quality lithium batteries and solar products tailored for RV owners, boaters, and off-grid users seeking reliable mobile power. Invest in the Alpha Series for batteries that combine advanced features, exceptional longevity, and outstanding value for your active lifestyle.

Specifications

RS-B123

Alpha 3 Lite Specifications

12.8V 300Ah LiFePO4 Deep-Cycle Battery

  • Nominal Voltage 12.8V
  • Capacity 300Ah / 3,840Wh
  • Group Size 8D
  • Chemistry Lithium (LiFePO4)
View additional specificationsHide additional specifications
Electrical & Performance
Chemistry Lithium (LiFePO4)
Nominal Voltage 12.8 Volts
Rated Capacity 300Ah / 3,840Wh
Max Continuous
Discharge		 300 Amps
Max 5-Second
Discharge		 315 Amps
Low Voltage Cut-Off 10.0 Volts
Series Connections N/A
Parallel Connections Up to 4 (1,200Ah)
Operating
Temperature		 -4°F - 167°F
(-20°C - 75°C)
Charging
Charging Voltage 14.4 Volts
Charging Current

150A

(300A max)

Charging Temperature

 32°F - 130°F
(0°C - 54°C)
Dimensions & Fitment
Group Size 8D
Length 20.50" (52.0 cm)
Width 10.60" (26.8 cm)
Height 8.70" (22.0 cm)
Terminals M8 Inserts
Weight 71.7 lbs (32.5 kg)
Certifications & Warranty
Certifications IP65, UL94 V-0
Cycle Life ≥4,000
Warranty 5 Years

Charging Note: Use a LiFePO4 compatible smart charger that meets the specifications listed.

Rich Solar Alpha 3 Lite Datasheet Rich Solar Alpha 3 Lite User Manual
Cross-Reference

Group 8D Batteries

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Group 8D Flooded & AGM Batteries: 12CRV8D, 15020274, 1726-M8A8D, 1726-M8D1100, 5001771, 708D, 7269, 7269EX, 8-DA, 8A-8D, 8A8D, 8D, 8D-1400, 8D-1475, 8D-2, 8D-4, 8D-7, 8D-AGM, 8D-HD, 8D-HP, 8D-MHD, 8D-PRM-SP, 8D-XHD, 8D1000, 8D1100, 8D2, 8DHC, 8DMF-HD, 8DX-24, 8DX24, 8G8D, 908DFT, 9275, 9275EX, 96091, A4D, A8D, ABP A708D, ABP A8A8D, AGM 4D, AGM8D, AMP-8D-2, BB8D, BH-8DW, BU808D11, C8D-3, CB8D-AGM, CB8D-IT, CBEV-8D-330A, CSA8D-1200, DB1100-8D, DB8A8D, DC260-12, EP V8A8D, EP V8D1100, EP708D, EP8A8D, ES8D, GPL-8DA, GPL-8DL, M-8D, MP8D, MP8DAGM, NG8D, ODP-AGM8D, RB200, RB300, S12-290AGM, SLI8DB, SLIA8D, SLIDAGMDP, T716, T904, T975, T978, UB-8D, US AGM 8D, XTR8D-310.

Group 8D Gel Batteries: 15020415, 152-7242, 1726-M8G8D, 8275, 8275EX, 8G8D, ABP A8G8D, CB8D-GEL, DB8G8D, EP V8G8D, G8D, G8D-1150, G8D-48, MP8D-GEL, PV-8D, SLIG8D.

Warning: LiFePO4 charger required if upgrading from non-lithium batteries.

Group 8D Lithium Batteries: ALPHA 3, ALPHA 3 LITE, ALPHA 3 PRO, LFP12300BH, RB200, RB300, RB300-HP, RB300-LT, RS-B123, RS-B123S, RS-B123SP.

Important: Always confirm your battery's dimensions, terminal configuration, and specifications before purchase to ensure proper fit and performance.

CHARGERS

Recommended Chargers for the Alpha 3

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Group 8D Batteries

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APPLICATIONS

Group 8D Applications

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Boat & Yacht Marine Power
RVs and Motorhomes
Solar & Off-Grid Energy Storage
Not for Engine Starting Applications

Warranty Information

5 Year Pro-Rated Warranty | support@richsolar.com | 1-800-831-9889

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