
Solar Battery
High Efficiency Conversion Intelligent MPPT Tracking Wall Mounted Lithium Solar Storage Battery for Residential Buildings
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Fujian, China · Manufacturer & Supplier
| Self Discharge | ≤2% Per Month (25℃) |
|---|---|
| Max Discharge Current | 1472A(3 Sec.) |
| Transport Package | Standard Export Packing |
| Specification | 52cm*24cm*22cm |
| Trademark | KKD |
| Origin | Fujian, China |
| HS Code | 8418699090 |
| Package Size | 52.00cm * 24.00cm * 22.00cm |
| Package Gross Weight | 56.000kg |


Battery Model | 6-GFM-200/12V200Ah | ||||
Capacity (25) | 20Hr(10A,1.75V) | 5Hr(40A,1.75V) | 3Hr(66.7A,1.75V) | 1Hr(100.0A,1.70V) | 48 V/51.2V |
200Ah | 139.5Ah | 127.5Ah | 90Ah | 300Ah | |
Dimensions | Length | Width | Height | Total Height | 15.36KWH |
521mm | 240mm | 220mm | 220mm | 37.6-58.4Vdc | |
Approx Weight | 56.00KG±3% | ||||
Internal Resistance | 5.3mΩ | ||||
Self Discharge | ≤2% per month (25℃) | ||||
Charge Voltage(25) | Cycle Use | Float Use | |||
14.2V(24mV/),max charge current:27A | 13.5V(18mV/) | ||||

Off-Grid System VS On-Grid / Grid-Tied System | ||
Dimension | Off-Grid System | On-Grid / Grid-Tied System |
Grid Connection | Fully independent, no connection to the utility grid | Connected to the public utility grid |
Core Components | PV panels + charge controller + battery bank + inverter | PV panels + grid-tied inverter (battery usually not required) |
Night / Cloudy Day Power | Relies on battery storage; power cuts out when batteries are drained | Automatically draws power from the grid — no interruption |
Surplus Electricity | Stored in batteries; excess is wasted | Can be fed back into the grid for feed-in tariffs or bill credits (depending on local policy) |
Upfront Cost | Higher (batteries account for ~30–40% of total cost) | Lower (no battery expense) |
Maintenance Cost | Higher; batteries need replacement every 3–5 years | Lower, virtually maintenance-free |
Typical Use Cases | Remote mountain areas, pastures, islands, regions without grid access, mobile facilities | Urban and suburban homes, commercial and industrial users with stable grid access |
Power Reliability | Limited by weather and battery capacity; load must be carefully calculated | Extremely reliable, with the grid as backup |
Installation Complexity | High — requires energy storage and off-grid inverter design | Relatively simple — generate and use on the spot |
Policy Incentives | Generally limited | Many regions offer Feed-in Tariffs (FIT), Net Metering, and other subsidies |
Energy Independence | Fully self-sufficient; immune to electricity price hikes and blackouts | Grid-dependent; system shuts down automatically during a grid outage (for safety) |
Scalability | Limited by battery and inverter capacity | More flexible — PV panels can be added at any time |













