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RCT Power Power Battery 1.9 kWh (1.9 kWh) Battery Module Home battery Low voltage 10 Years Product Warranty
The Power Battery 1.9 kWh is a compact and modular LiFePO4 storage solution, designed for scalable PV systems. With expandability up to 6 units, high efficiency, and smart monitoring via the RCT Power App, it ensures reliable solar self-consumption and backup power.
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Performance data
| Type | Battery Module |
| Capacity | 2 KWh |
| Efficiency | n/a |
| Voltage | 77 V |
| Voltage min | 60 V |
| Voltage max | 87 V |
Measurements
| length | 340 mm |
| width | 340 mm |
| Height | 230 mm |
| weight | 24 kg |
Manufacturer warranty
| Product warranty | 10 years |
Certificates
German
| Data Sheet |  |
| Guarantee | |
| Manual | |
English
| Data Sheet | |
Power Battery 1.9 kWh – Compact and Scalable Energy Storage
Product Overview
The Power Battery 1.9 kWh is a modular high-voltage LiFePO4 battery, designed for PV storage systems. With a compact, lightweight design and plug-and-play installation, it ensures easy transport and scalability. The system supports 2 to 6 battery stacks, offering flexible energy storage expansion for various applications.
The integrated Battery Management System (BMS) enhances safety and longevity, while the RCT Power App allows real-time monitoring, configuration, and remote updates.
Technical Data & Specifications
Electrical Data
- Battery Type: Lithium iron phosphate (LiFePO4)
- Nominal Capacity: 1.9 kWh
- Usable Capacity (90% DoD): 1.7 kWh
- Cycle Life (80% remaining capacity): 5,000 cycles
- Voltage Range: 88 V – 120 V
- Nominal Voltage: 96 V
- Maximum Charge/Discharge Current: 25 A / 25 A
- Maximum Input Voltage: 600 V
- Standby Consumption: <5 W
Compatibility & Communication
- Scalability: Expandable from 2 to 6 battery stacks
- Communication Interface: CAN
- Compatible with RCT Power storage systems
Mechanical & Environmental Data
- Dimensions (H x W x D): 290 x 340 x 340 mm
- Weight: 22 kg
- Installation Type: Floor-standing / Indoor use
- Operating Temperature: +5°C to +40°C
- Protection Rating: IP42
- Humidity Range: 5% – 85% (non-condensing)
- Altitude Limit: ≤ 2000 m
- Connector Type: Weidmüller PV-Stick (MC4-compatible)
Certifications & Compliance
- 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 Standards: EN/IEC 61010-1:2010
Key Features for Installers
✔ Compact & Lightweight – Easy to transport and install
✔ Scalable Storage – Expandable from 2 to 6 battery stacks
✔ Efficient Performance – High voltage and low stress operation
✔ Smart Monitoring – RCT Power App for real-time tracking and remote updates
✔ Flexible Installation – Floor-standing and indoor use
✔ Enhanced Safety – Integrated BMS and certified safety standards
✔ Low Standby Consumption – Reduces unnecessary energy loss
✔ Scalable Storage – Expandable from 2 to 6 battery stacks
✔ Efficient Performance – High voltage and low stress operation
✔ Smart Monitoring – RCT Power App for real-time tracking and remote updates
✔ Flexible Installation – Floor-standing and indoor use
✔ Enhanced Safety – Integrated BMS and certified safety standards
✔ Low Standby Consumption – Reduces unnecessary energy loss
Why Choose the Power Battery 1.9 kWh?
The Power Battery 1.9 kWh is a flexible and efficient energy storage solution, ideal for PV storage systems requiring scalability, ease of installation, and real-time monitoring. Its high-efficiency LiFePO4 technology, modular expansion options, and smart energy management make it a reliable choice for residential and commercial applications.
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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