Take full control of your off-grid power with the Rich Solar ALPHA 3 12V LiFePO4 Lithium Battery Series, available at Garage Tools Storage. Engineered to replace heavy, inefficient lead-acid setups, the ALPHA 3 family delivers up to 3,840Wh to 4,019Wh of robust energy storage. Whether you need an economical off-grid solution or a heavy-duty, certified commercial power house, the ALPHA 3 series offers three tailored variants: ALPHA 3 LITE, ALPHA 3 Standard, and the ultra-premium ALPHA 3 PRO.
Perfect for RVs, overland builds, marine configurations, cabins, and reliable residential solar backup networks, these high-capacity 12V deep-cycle batteries are built with premium Grade-A cells and integrated safety tech to handle demanding workloads effortlessly.
Watch the Rich Solar ALPHA 3 Series in Action
Choose Your Variant: LITE vs. Standard vs. PRO
- ALPHA 3 LITE (12V 300Ah / 4,000 Cycles): The ultimate budget-friendly power solution. It strips away complex wireless additions to focus entirely on giving you high-density Grade-A lithium iron phosphate cells with all foundational BMS safety features intact.
- ALPHA 3 Standard (12V 300Ah / 5,000 Cycles): The perfect mid-range option for extreme travelers. It features internal self-heating technology to confidently charge in freezing cold conditions down to 32°F, plus integrated Bluetooth monitoring so you can track your state-of-charge directly from your smartphone.
- ALPHA 3 PRO (12V 314Ah / 8,000+ Cycles): Built for professional installations and high-demand applications. It boosts your capacity to 314Ah, provides a massive 8,000+ lifecycle rating, includes full heating/Bluetooth capabilities, and carries the prestigious UL 1973 Certification required for specialized mobile or code-compliant residential builds.
Rich Solar ALPHA 3 Series Comparison Matrix
| Feature / Specification | ALPHA 3 LITE | ALPHA 3 (Standard) | ALPHA 3 PRO |
|---|---|---|---|
| Nominal Voltage | 12.8V | 12.8V | 12.8V |
| Amp-Hour Capacity | 300Ah | 300Ah | 314Ah |
| Total Stored Energy | 3,840 Wh | 3,840 Wh | 4,019.2 Wh |
| Cycle Life (to 80% DOD) | 4,000 Cycles | 5,000 Cycles | 8,000+ Cycles |
| Internal Self-Heating | No | Yes (< 41°F activation) | Yes (< 41°F activation) |
| Bluetooth Connectivity | No | Yes (App Monitoring) | Yes (App Monitoring) |
| Certifications | CE, RoHS, UN38.3 | CE, RoHS, UN38.3 | UL 1973 Certified, CE, UN38.3 |
| Max Expansion Range | Up to 4P4S Matrix | Up to 4P4S Matrix | Up to 4P4S Matrix |
Key Performance Features
Advanced Battery Management System (BMS)
Each battery features a built-in intelligent BMS acting as your internal safety warden. It automatically protects cells against over-charging, extreme over-discharging, short-circuit faults, and thermal runaways, ensuring complete structural integrity during operation.
Rugged IP65 Weatherproof Structure
Encased in a UL94 V-0 flame-retardant ABS case, the entire unit boasts an IP65 waterproof and dustproof architecture. It easily withstands severe road vibrations, accidental water splashes, and harsh weather variables, keeping your primary energy bank safe.
Flexible High-Capacity System Scaling
Want a larger system? Expand your energy potential with up to 4 parallel and 4 series connections (4P4S configuration). Wire them together to quickly scale a basic 12V setup into a heavy-duty 24V or 48V power grid tailored precisely for your custom needs.
Detailed System Specifications
- Cell Type: Premium Grade-A Lithium Iron Phosphate (LiFePO4)
- Nominal Voltage: 12.8V
- Continuous Discharge / Charge Current: 300A Max
- Recommended Charging Current: 150A
- Full Charge Voltage: 14.4V ± 0.2V
- Charge Operating Temperature: 32°F to 131°F (0°C to 55°C)
- Discharge Operating Temperature: -4°F to 140°F (-20°C to 60°C)
- Dimensions (L x W x H): 20.47 x 10.55 x 8.66 inches
- Net Weight: Approx. 71.7 lbs
- Housing Material: Heavy-Duty Flame-Retardant ABS (UL94 V-0)
- Warranty: 5-Year Comprehensive Manufacturer Warranty
What's Included in Your Package:
- 1 x Rich Solar ALPHA 3 12V LiFePO4 Lithium Battery (Selected Model Variant)
- Terminal Hardware Bolts
- Detailed Comprehensive User Manual
Frequently Asked Questions (FAQ)
A: Yes! Both the ALPHA 3 Standard and PRO models include built-in internal heat technology. When the core temperature falls below 41°F (5°C) and a charging current is applied, the internal system draws power to safely heat the cells above freezing before accepting a charge. This prevents cold-charging damage.
A: The LITE version offers a highly competitive price point by focusing entirely on basic power storage. It excludes Bluetooth wireless monitoring and internal heating pads, which are standard features on the regular ALPHA 3.
A: The ALPHA 3 PRO increases your usable capacity to 314Ah, provides an extreme lifecycle of over 8,000 charges, and holds a **UL 1973 Certification**. This certification is highly important for passing building inspections and meeting strict off-grid insurance compliance mandates.
A: The battery stores a total of 3,840 Watt-hours (Wh). For example, a typical 50W smart TV found in an RV can run continuously on this single battery for approximately 76 hours without requiring any solar recharge.
Great reasons to buy from us:


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