Marine 400AH 2V AGM Deep Cycle Battery Wind Energy Storage System
Product Introduction
2V Series Gel Deep Cycle VRLA Battery, specially designed for storage power systems. Adopting particular design and formulation, this PV series is especially suitable for deep cycle applications like solar power systems featuring long time power supply for small loads with small current.
Key Features
- Safety seal, deflating system, simple maintenance, long lasting
- Stable quality and high reliability
- Gelled electrolyte made by mixing sulfuric acid with silica fume
- Gel-like, immobile electrolyte that does not leak, enabling uniform reaction
- High rate discharge performance due to tight assembly technology
- Strong heat dissipation and wide operating temperature range
Technical Specifications
| Type |
Gel Deep Cycle Battery |
| Nominal Voltage |
2V |
| Rated Capacity |
400Ah @ 10HR-rate (to 1.80Vpc) |
| Dimensions (L×W×H) |
196mm × 17mm × 353mm |
| Battery Designed Life |
12 years |
| Weight |
25.5kg |
| Operating Temperature |
-40℃ to 60℃ |
| Optimum Temperature |
20℃ to 25℃ |
| Self-discharge Rate |
<0.1% per day (20℃) |
| Container Material |
ABS |
| Terminal Type |
Φ20 Copper terminal, M8 female screw thread |
Performance Characteristics
Capacity (25℃)
20hr (53A): 424Ah
10hr (100A): 400Ah
3hr (250A): 300Ah
Charge Mode (25℃)
Float Charge: 2.25±0.02V (-3mV/℃) ≥24h
Boost Charge: 2.33±0.03V (-3mV/℃) 16-24h
Maximum Charge Current: 100A
Operating Conditions
Operating Ambient Temperature: -25℃ to 50℃
Optimal Ambient Temperature: 20℃ to 25℃
Life Expectancy
Designed Life (Float charge, 25℃): ≥12 years
Cycle Life (80% DOD, 25℃): ≥800 cycles
Discharge Capacity at Different Temperatures
40℃: ~105%
25℃: ~100%
0℃: ~83%
Self-discharge Residual Capacity
After 1 Month: ≥97%
After 3 Months: ≥90%
After 6 Months: ≥80%
Application Fields
This series is suitable for energy storage in renewable energy systems such as photovoltaic (PV), wind turbine power systems, and CATV applications.
Key Advantages
- Long Life: 12 years design life in floating condition
- Up to 5 years design life at renewable energy applications according to IEC61427
- Wide operating temperature range from -25°C to 65℃
- Nano gel electrolyte eliminates acid stratification and prolongs cycle life
- Round trip efficiency as high as 85%
- Thick positive flat plate design with high Tin low Calcium alloy and high density paste
- Low self-discharge rate and long shelf life (9 months at 20℃)
- Excellent deep discharge recovery capability