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GL314AH-3.2V 3.2V 314Ah 1.0C 8000 cycles Energy Storage Battery

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GL314AH-3.2V 3.2V 314Ah 1.0C 8000 cycles Energy Storage Battery

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Brand Name : OiD

Model Number : GL314AH-3.2V

Certification : Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.

Place of Origin : China

MOQ : 1pcs

Price : $40.5 ~ $45.06

Payment Terms : L/C,T/T,Western Union,MoneyGram

Supply Ability : 100000

Delivery Time : 5 ~ 30days

Packaging Details : Carton

Model : GL314AH-3.2V

Nominal Voltage : 3.2V

Nominal Capacity : 314Ah

Standard Charge : 314A

Standard Discharge : 314A

Internal Resistance : ≤0.25mΩ

Lifespan : 8000 cycles with ≥70%

Weight : 5.65±0.15Kg

Size : 71.8*174.2*207.1mm

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1. Product Name

3.2V 314Ah Rechargeable Lithium Iron Phosphate Energy Storage Battery

2. Advantages

  • Extended cycle life: Supports 8000 cycles with 70% capacity retention, ensuring long-term reliability for energy storage systems.
  • Broad temperature adaptability: Operates efficiently in extreme conditions, from -30℃ (discharge) to 60℃ (charge/discharge), suitable for diverse climates.
  • Low self-discharge: ≤3.5% per month, maintaining capacity effectively during extended storage.
  • High safety: Built with lithium iron phosphate chemistry, featuring robust resistance to overcharge, over-discharge, and short circuits when paired with a proper Battery Management System (BMS).
  • Stable performance: Delivers consistent voltage and current output, ideal for grid-scale and industrial energy storage applications.

3. Specifications

Parameter Details
Nominal Voltage 3.2V
Nominal Capacity 314.0Ah (tested at 25±2℃ under standard charge/discharge mode)
Maximum Charge Current 1.0C (continuous, at 25±2℃; varies with temperature, see Operating Temperature Range)
Maximum Discharge Current 1.0C (continuous, at 25±2℃; varies with temperature, see Operating Temperature Range)
Standard Charge Voltage 3.65V (max per cell, at 25±2℃)
Discharge Cut-off Voltage 2.50V (0℃<T≤60℃); 2.00V (-20℃≤T≤0℃)
Internal Resistance (1KHz) ≤0.25mΩ (fresh cell)
Weight 5.65±0.15Kg
Dimensions Thickness: 71.8±0.5mm (under 300±50Kgf pressure, 5%-40% SOC); Width: 174.2±0.8mm; Height: 207.1±0.8mm
Self-discharge ≤3.5% per month (after 3 months of shipment, stored at 25±2℃ with 40% SOC)
Insulation Performance Insulation resistance ≥1GΩ or insulation current ≤20mA (tested at 300±50Kgf pressure with 500±10V/1500±50V voltage)

4. Cycle Life

Condition Performance
RT Storage: 25±2℃, 100% SOC, 300±50Kgf preload for 28 days ≥95% residual capacity
Cycle Life: 25±2℃, 0.5C charge/discharge, 300±50Kgf initial pressure 8000 cycles with ≥70% capacity retention

5. Discharge Curve

The Energy Storage Battery maintains stable energy output across temperatures:


  • At 45℃: Discharge energy ≥984Wh (tested at 0.5P, 2.5V~3.65V).
  • At 5℃: Discharge energy ≥804Wh (tested at 0.5P, 2.5V~3.65V).
    Optimal performance is achieved within 20~30℃.

6. Operating Temperature Range

Type Temperature Range Maximum Charge Current (C) by Temperature* Maximum Discharge Current (C) by Temperature*
Charging 0℃~60℃ 2~5℃: 0.12C; 7~12℃: 0.30C; 15℃: 0.50C; 20~45℃: 1.00C; 50℃: 0.80C; 55℃: 0.30C; 0℃/60℃: 0C -
Discharging -30℃~60℃ - -30℃: 0.20C; -25℃: 0.30C; -10℃: 0.50C; 15~45℃: 1.00C; 50℃: 0.80C; 55℃: 0.30C; 60℃: 0C


*Note: Charging/discharging rates between 55-60℃ follow a linear relationship; other ranges refer to the minimum temperature rate.

7. Certifications

Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.

8. Key Features

  • Longevity: 8000-cycle lifespan reduces replacement needs, ideal for large-scale Energy Storage Battery systems.
  • Extreme temperature tolerance: Functions in harsh environments, from freezing -30℃ to high 60℃.
  • Low self-discharge: Minimizes capacity loss during storage, ensuring readiness for use.
  • Enhanced safety: Requires BMS monitoring to prevent overcharge, over-discharge, and short circuits.
  • High energy density: Compact design fits various energy storage setups.

9. Applications

  • Grid-scale energy storage
  • Industrial backup power
  • Renewable energy (solar/wind) storage
  • Off-grid power systems
  • Commercial energy management

10. Usage Warnings & Precautions

  • Avoid short-circuiting terminals; use BMS to prevent high current hazards.
  • Prohibit overcharging (voltage >3.65V) or over-discharging (voltage <2.00V) to avoid permanent damage.
  • Do not expose to fire, water, or mechanical shock; maintain temperature within operating ranges.
  • Use qualified tools for installation; avoid mixing with different part numbers.

11. Storage Guidelines

  • Short-term (1 month): -30℃~45℃, SOC 25%~40%, humidity ≤85%RH (no condensation).
  • Long-term (6 months): -20℃~35℃, SOC 25%~40%.
  • For storage over 30 days: Full charge-discharge every 3 months to maintain capacity.

12. Warranty & Disclaimer

  • The battery must be used per specifications; improper use voids warranty.
  • Specifications are subject to change; confirm latest details before use.
  • English version is for reference; Chinese technical specifications prevail.

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