Description
KET A High Voltage Battery – 20.5–61.4kWh
High Voltage Lithium Battery Energy Storage System
The KET A High Voltage Battery is a modular lithium battery energy-storage solution with configurable capacities from 20.5 kWh to 61.4 kWh.
Designed for modern solar and energy-storage applications, the system can be integrated with compatible high-voltage hybrid inverters and energy-management systems to provide reliable energy storage for homes, commercial buildings and small-to-medium commercial applications.
Its modular design allows battery capacity to be matched to the customer’s energy requirements, making it suitable for applications where energy demand may increase over time.
Key Features
- 20.5–61.4 kWh configurable energy capacity
- High-voltage battery architecture
- Modular and scalable design
- Lithium battery technology
- Suitable for solar PV energy storage
- Supports backup-power applications
- Designed for integration with compatible high-voltage inverters
- Suitable for energy self-consumption and load management
- Expandable storage capacity
- Suitable for residential and commercial energy-storage applications
Available Capacities
| Configuration | Energy Capacity |
|---|---|
| KET A | 20.5 kWh |
| KET A | 30.7 kWh |
| KET A | 40.9 kWh |
| KET A | 51.2 kWh |
| KET A | 61.4 kWh |
Available configurations should be confirmed against the manufacturer’s current technical documentation.
Applications
Solar Energy Storage
Store excess energy generated by solar PV during the day and use it when solar production is reduced.
Backup Power
Use stored battery energy to support selected loads during grid interruptions, subject to the final inverter and system configuration.
Energy Self-Consumption
Increase the amount of generated solar energy that can be used on-site instead of exporting excess electricity.
Load Management
The battery can form part of an engineered system designed to shift energy consumption and optimize the use of stored energy.
Hybrid Energy Systems
Integrate the battery with compatible solar inverters, the electrical grid and other energy sources to create a complete energy-storage solution.
Ideal Applications
The KET A High Voltage Battery is suitable for:
- Large residential properties
- Offices
- Small commercial buildings
- Retail facilities
- Hotels
- Schools
- Clinics
- Solar + battery installations
- Backup power systems
- Small commercial energy-storage projects
System Architecture
A typical installation can include:
Solar PV → Hybrid Inverter / PCS → KET A High Voltage Battery → Essential & Commercial Loads
The final system architecture depends on the inverter, battery configuration, load requirements and installation conditions.
Technical Specifications
| Specification | Details |
|---|---|
| Product | KET A High Voltage Battery |
| Energy Capacity | 20.5–61.4 kWh |
| Battery Type | Lithium battery |
| System Type | High-voltage energy storage |
| Configuration | Modular |
| Application | Solar + Battery / Backup / Energy Storage |
| Installation | Indoor or outdoor depending on approved system configuration |
| Integration | Compatible HV inverter / energy management system |
| Scalability | Modular capacity configuration |
Please confirm voltage range, nominal voltage, maximum charge/discharge current, IP rating, operating temperature, communication protocols, cycle life and dimensions against the latest manufacturer datasheet before final procurement.
Why Choose High-Voltage Battery Storage?
High-voltage battery systems can provide an efficient architecture for modern energy-storage installations by allowing compatible power-conversion equipment to operate with higher DC battery voltages.
For larger energy-storage systems, this can help reduce the amount of current required on the DC side and can support efficient system design when properly matched with the inverter or PCS.
Powerstack Energy Solution
Powerstack Africa Energy does more than supply batteries.
We can design a complete energy-storage system around your facility’s actual electricity requirements.
Our Process
1. Energy Assessment
Analyse your electricity consumption and operating profile.
2. Load Analysis
Determine peak loads, critical loads and required backup duration.
3. Battery Sizing
Select the appropriate battery capacity based on your energy requirements.
4. Inverter Selection
Match the battery with a compatible high-voltage inverter or PCS.
5. System Integration
Integrate solar PV, battery storage, grid and generator where required.
6. Installation & Commissioning
Complete installation, configuration and commissioning.
7. Monitoring & Maintenance
Provide ongoing technical support and system performance monitoring.
Request Pricing
Looking for a 20.5 kWh, 30.7 kWh, 40.9 kWh, 51.2 kWh or 61.4 kWh high-voltage battery system?
Contact Powerstack Africa Energy for pricing, system sizing and compatibility assessment.
Request a Quote
Request Pricing
Request Technical Datasheet
Request System Design
Talk to an Energy Engineer
Frequently Asked Questions
What capacity options are available?
The KET A series is available in configurable capacities ranging from 20.5 kWh to 61.4 kWh, depending on the selected battery configuration.
Can the KET A battery be used with solar panels?
Yes. It can be incorporated into a properly engineered solar + battery system using a compatible high-voltage inverter.
Can the battery provide backup power?
Yes, when configured with a compatible inverter and appropriate backup circuits. The actual backup duration depends on the battery capacity and connected load.
Can I increase the battery capacity later?
The modular architecture is designed to support scalable configurations. Expansion must be confirmed against the manufacturer’s approved configuration and inverter compatibility requirements.
Is this suitable for commercial applications?
Yes. The available capacity range makes the KET A suitable for selected commercial and larger residential energy-storage applications. Powerstack can determine the appropriate configuration based on your load profile.







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