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RCT Power Power Battery 7.6 kWh (7.68 kWh) Battery System Home battery High voltage 10 Years Product Warranty
The RCT Power Battery is a modular high-voltage storage system designed for efficient PV energy management. With scalable capacity options and easy installation, it ensures reliable performance for residential and commercial applications.
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753 kWh
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8 kWh
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167
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1,283 kWh
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8 kWh
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as of 30.01.2026,
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Performance data
| Type | Battery System |
| Capacity | 8 KWh |
| Efficiency | n/a |
| Voltage | 307 V |
| Voltage min | 240 V |
| Voltage max | 346 V |
Measurements
| length | 340 mm |
| width | 340 mm |
| Height | 1.060 mm |
| weight | 102 kg |
Manufacturer warranty
| Product warranty | 10 years |
Certificates
German
| Data Sheet |  |
| Guarantee | |
| Manual | |
English
| Data Sheet | |
RCT Power Battery – Modular High-Voltage Storage for PV Systems
Product Overview
The RCT Power Battery is a modular high-voltage lithium iron phosphate (LiFePO4) battery system designed for PV energy storage. With a scalable capacity from 3.8 kWh to 11.5 kWh, it allows flexible system expansion in 1.7 kWh increments. The system is built for high efficiency, featuring a 25 A charge/discharge capability and a low-stress operation due to its high-voltage design.
Its plug-and-play installation simplifies setup, while app-based monitoring ensures full data visibility and remote configuration.
Technical Data & Specifications
Electrical Data
- Nominal capacity: 3.84 kWh / 5.76 kWh / 7.68 kWh / 9.60 kWh / 11.52 kWh
- Usable capacity (90% DoD): 3.46 kWh / 5.18 kWh / 6.91 kWh / 8.64 kWh / 10.37 kWh
- Nominal voltage: 154 V / 230 V / 307 V / 384 V / 461 V
- Voltage range: 120 – 520 V (depending on configuration)
- Maximum charge/discharge current: 25 A
- Standby consumption: < 5 W
- Cycle life (80% remaining capacity): 5000 cycles
Mechanical Properties
-
Dimensions (HWD):
- 3.8 kWh: 600 × 340 × 340 mm
- 5.7 kWh: 830 × 340 × 340 mm
- 7.6 kWh: 1060 × 340 × 340 mm
- 9.6 kWh: 1290 × 340 × 340 mm
- 11.5 kWh: 1520 × 340 × 340 mm
- Weight (depending on model): 54 kg – 150 kg
- Number of battery units: 2 – 6
Operating Conditions
- Temperature range: +5°C to +40°C
- Protection rating: IP42
- Installation type: Floor-standing, indoor use
- Connector type: Weidmüller PV-Stick (MC4-compatible)
Compatibility & Scalability
- Scalable configuration: 2 to 6 battery stacks
- Capacity expansion: Possible in 1.7 kWh increments
- Communication interface: CAN
Certifications & Standards
- Safety class: I
- Certifications: CE, UN38.3, EN/IEC 62619, EN/IEC 62133
- EMC Compliance: EN61000-6-2, EN61000-6-3, EN61000-3-2, EN61000-3-3
- Safety Standard: EN/IEC 61010-1:2010
Warranty & Lifespan
- Product warranty: 10 years
Key Features for Installers
✔ Scalable System – Expandable from 3.8 kWh to 11.5 kWh with modular flexibility
✔ Easy Installation – Lightweight components (< 25 kg each) and plug-and-play setup
✔ High Efficiency – 25 A charge/discharge capability for optimized energy use
✔ App-Based Monitoring – Full data visualization and remote configuration
✔ Safe & Sustainable – LiFePO4 battery technology with high safety standards
✔ Easy Installation – Lightweight components (< 25 kg each) and plug-and-play setup
✔ High Efficiency – 25 A charge/discharge capability for optimized energy use
✔ App-Based Monitoring – Full data visualization and remote configuration
✔ Safe & Sustainable – LiFePO4 battery technology with high safety standards
Why Choose RCT Power Battery?
The RCT Power Battery is a compact, modular, and efficient high-voltage storage system for PV applications. Its scalability, plug-and-play installation, and remote monitoring features make it a reliable choice for residential and commercial use.
RCT Power
RCT Power – German Storage and Inverter Solutions for Professionals
RCT Power, based in Germany, develops premium storage systems and inverters. Their products deliver high efficiency, long lifespan, and reliable performance – suitable for residential and commercial applications. With wholesale conditions, express shipping, and secure processing, RCT Power is a reliable partner for professional solar installers.
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