DIY Your Own Battery 3.2V 12.8V 27AH LiFePO4 Battery

$39.99 USD

~~$49.99 USD~~ $39.99 USD

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Voltage 3.2V 27AH Single Cell + Global Free Shipping 12.8V 27AH 4x Single Cells + Hardware BMS + Housing + Complete DIY parts + Global Free Shipping 12.8V 27AH 4x Single Cells + Software BMS with Bluetooth & APP + Housing + Complete DIY parts + Global Free Shipping

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Product Description: IFP20100140A-27Ah LiFePO4 Battery Cell & DIY Kits

Single Cell: 3.2V 27Ah LiFePO4 Battery

Unlock the power of reliable energy storage with our IFP20100140A-27Ah Lithium Iron Phosphate (LiFePO4) Cell. Designed for DIY enthusiasts and professionals alike, this high-performance cell delivers:

3.2V Nominal Voltage | 27Ah Capacity | 140 Wh/kg Energy Density
Ultra-Safe Chemistry: Certified to IEC 62619, UL 1642, and UN 38.3 standards for thermal stability, overcharge protection, and shock resistance.
Long Lifespan: 2,500+ cycles at 80% capacity retention (25°C, 1C charge/discharge).
Wide Temperature Range: Operates from -30°C to 60°C, ideal for extreme environments.
Compact & Lightweight: 21.3mm thickness | 605g weight | Easy to integrate into custom projects.

Perfect for solar energy storage, electric vehicles, robotics, or backup power systems.

IFP20100140A-27Ah LiFePO4 Battery Core Specifications

Key Parameters

Parameter	Specification
Nominal Voltage	3.2V
Rated Capacity	27Ah (1C discharge, 25°C)
Energy Density	≥140 Wh/kg (0.33C discharge)
Operating Voltage Range	2.0V – 3.65V
Dimensions
- Thickness	21.7 ±0.9 mm
- Width	100.75 ±0.5 mm
- Height	146 ±0.5 mm (including terminals)
Weight	605g ±18g
AC Internal Resistance (ACR)	0.9 mΩ ±0.3 mΩ (1 kHz, shipment status)
DC Internal Resistance (DCR)	≤3.0 mΩ (50% SOC, 25°C)

Performance Highlights

Cycle Life:

2,500+ cycles at 1C/1C (25°C, 80% capacity retention)
350+ cycles at 1C/6C (high-rate discharge)
10+ years calendar life (30% SOC, 25°C storage)

Temperature Tolerance:

Charging: -10°C to 60°C
Discharging: -30°C to 65°C

Max Continuous Current:

Charging: 2.0C (15°C–35°C, 0%–90% SOC)
Discharging: 6C (15°C–40°C, ΔT <30°C)

Cold Cranking Power: 40W at -20°C (50% SOC, 2s pulse)

Safety & Compliance

Certifications:

IEC 62133-2, IEC 62619 (safety)
UL 1642, UL 1973 (industrial/stationary use)
UN 38.3 (transportation)
GB/T 31485-2015 (EV safety)

Environmental Compliance:

RoHS 2015/863 compliant (0% Cd, Pb, Hg, Cr⁶⁺, PBB, PBDE, PAEs).

Storage & Handling

Storage Temperature: -40°C to 60°C (non-operational)
Recommended SOC for Storage: 17% ±2% (4-month shelf life without recharging)
Humidity: ≤75% RH

Ideal For:

DIY energy storage systems, solar/wind projects, EVs, robotics, backup power, and portable devices.

DIY Kit: 12.8V 27Ah LiFePO4 Battery Pack

Build your own 12.8V 27Ah battery system effortlessly with our all-in-one kit, including:

4x 3.2V 27Ah LiFePO4 Cells: Pre-matched for optimal balance and performance.
Smart BMS (Battery Management System): Monitors voltage, temperature, and current to prevent overcharge, over-discharge, and short circuits.
High-Quality Accessories: Insulated battery connectors, M6 stainless steel screws, and a durable ABS battery case (sized for secure fit).
Step-by-Step Assembly Guide: No technical expertise needed!

Why Choose Our Kit?

✅ Plug-and-Play Design: Assemble in minutes, no welding required.
✅ Scalable Power: Connect multiple kits for higher voltage/energy needs.
✅ Safety First: Fully compliant with RoHS and CE directives.

Applications:

Solar/Wind Energy Storage | Electric Bikes/Scooters | Portable Power Stations
RV/Camping Power | DIY Robotics | Emergency Backup Systems

Certifications & Warranty:

Certified Safe: IEC 62133-2, GB/T 31485-2015, UL 1973.
Environmentally Friendly: Meets EU RoHS 2015/863 (0% hazardous substances).
1-Year Warranty: Hassle-free replacement for manufacturing defects.

Order Now and Power Your Innovations!

Whether you need a single cell for custom projects or a complete kit for instant power, our LiFePO4 solutions offer unmatched reliability, safety, and value.