Lead Carbon Battery Flywheel Energy Storage Stacked Home Energy Storage Systems
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This HJ home energy storage battery is designed for residential energy storage applications, including solar power systems that need reliable battery backup. With LiFePO4 battery technology, MPPT charging support and selectable 3kW, 4kW or 5kW rated output options, it is suited to buyers sourcing practical home energy storage solutions.
Key Features & Benefits
- LiFePO4 battery technology: Supports long-term reliability and safer, stable energy storage for home systems.
- 3kW, 4kW and 5kW output options: Choose the rated output level that best matches your residential energy storage requirements.
- High surge power capacity: 6kW, 8kW and 10kW surge power options help handle short-term higher power demand.
- 6000-cycle battery life: Built for extended use, helping reduce the need for frequent battery replacement.
- 90% output efficiency: Converts more stored energy into usable power for improved system performance.
- MPPT controller support: Helps optimise solar charging with a working voltage range of 60~130VDC.
- Recognised certifications listed: Includes UN38.3, FCC, UL1973, CE and IEC62619 for added buyer confidence.
- After-sales support: Listed with free replacement parts, online technical support and a 1-year warranty.
Specifications
| Product Name | Home energy storage battery |
| Brand | HJ |
| Model Number | HJ-03 / HJ-04 / HJ-05 |
| Battery Type | LiFePO4 |
| Application | Home Energy Storage System |
| Rated Output Power | 3kW, 4kW, 5kW |
| Surge Power | 6kW, 8kW, 10kW |
| Battery Voltage and Capacity | 51.2V / (100*N)Ah |
| MPPT Working Voltage | 60~130VDC |
| Output Efficiency | 90% |
| Battery Life | 6000 cycles |
| Certificates | UN38.3, FCC, UL1973, CE, IEC62619 |
| Single Package Size | 50 x 40 x 50 cm |
| Single Gross Weight | 45 kg |
A practical choice for home energy storage projects, this system combines LiFePO4 battery chemistry, MPPT solar charging support and multiple output options to suit different residential power needs.
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Shipping & logistics
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What's included
- Factory pickup: Our Shenzhen agent collects from supplier's warehouse
- Sea freight: FCL or LCL via verified carriers
- SARS clearance: Customs duties + 15% VAT pre-paid
- SA last-mile: Door-to-door via Aramex, Courier Guy or your carrier
- Insurance: 110% CIF cargo cover included
Sea freight (standard)
| Production lead time | 15–20 days |
|---|---|
| Sea freight (Shenzhen → Durban) | 20–24 days |
| SARS clearance | 3–5 business days |
| SA last-mile delivery | 1–3 business days |
| Total door-to-door | 60–70 business days |
| Estimated arrival | 03 Sep, 2026 |
Warranty & returns
Each unit ships with the manufacturer's warranty as disclosed by the supplier. Trade Assurance covers any pre-shipment defects.
Trade Assurance dispute resolution
If goods don't match the agreed spec or arrive damaged, raise a dispute via your BestDealz dashboard within 30 days. Funds remain held under Trade Assurance until both parties agree on resolution.
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