ROH Series All-in-one Energy Storage Systems for your home
- 30 August 2024
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Future of Energy Solutions: ROH Series Energy Storage System
What is the ROH Series energy storage system?
The ROH series is a state-of-the-art all-in-one energy storage system designed to address the increasing demand for efficient and reliable energy solutions. By integrating high-capacity lithium batteries with sophisticated off-grid inverters, the ROH series offers a comprehensive solution for energy storage and management. The system supports multiple configurations, allowing scalability from 5.12 kWh to 30.72 kWh, making it suitable for a wide range of applications, including residential and commercial settings.
As the demand for renewable energy sources escalates, the need for efficient and eco-friendly energy storage solutions becomes more critical. The ROH series combines advanced lithium battery technology with sophisticated energy management capabilities, providing an efficient and sustainable solution to support modern energy needs. This series stands out in the market due to its integration of functionalities such as grid/oil generator charging, solar charging, utility bypass, and smart energy management. Its modular and space-saving design ensures ease of installation and scalability, making it a versatile choice for diverse energy requirements.
This article will compare the ROH-F-P20, ROH-F-P30, and ROH-H-P20 models, highlighting their unique features and shared characteristics. It will delve into each model’s technical details, appearance, and ease of installation, emphasizing default settings and the modification options available for larger configurations.
Features
ü Differentiation
- ROH-H Series
Design: Ultra-thin, wall-mounted design.
Installation: Ideal for space-saving installations.
Capacity: Suitable for residential and small commercial applications where space efficiency is crucial.
- ROH-F Series
Design: Stackable module system.
Installation: Designed for easy, modular installation and maintenance.
Capacity: Flexible and scalable, catering to both residential and commercial needs by allowing easy addition of battery modules.
- ROH-H-P20 Series
Design: High-capacity single-unit design.
Installation: Suitable for larger energy storage requirements in a compact form.
Capacity: Best suited for commercial applications needing high energy storage capacitywithin a single, robust unit.
ü Common Features Across All Models
- All-in-One Digital Systems: Fully digital systems that provide comprehensive energy storage and management capabilities.
- Battery and Output Specifications:
- Lithium Iron Phosphate Battery: High cycle stability and long lifecycle.
- Pure Sine Wave Output: Ensures safe charging and discharging via a lithium battery communication port.
- Stable Self-Activation and Current Limit Features: Supports parallel connection of multiple units.
- Energy Management and Scalability:
- Parallel Connection and System Expansion: Multiple storage systems can be connected in parallel to enhance reliability and resilience.
- Customization for Higher Energy Needs: Scalable from 1 to 12 battery packs, supporting up to 12 units in parallel.
- User Interface and Remote Monitoring:
- Interactive LCD Display: Large dot-matrix
- Communication and Monitoring Options: Standard Modbus protocol communication port with optional WIFI or TCP modules.
- Energy Utilization and Flexibility:
- Multiple Charging Modes: Flexibility in using solar energy or utility power to maximize energy utilization.
- AC Output and Power Settings: Supports single-phase and three-phase outputs with adjustable utility charging power settings.
- Safety and Environmental Considerations:
- Built-in Protections and Temperature Management: Comprehensive electronic protections and operation across a wide temperature range from -20℃ to +50℃.
- Lifecycle and Environmental Impact: High cycle stability and long lifecycle of lithium iron phosphate batteries ensure environmental benefits.
ü Innovative Technologies
The ROH series incorporates several key technologies to enhance performance and usability:
- Advanced MPPT Technology: Maximizes solar panel energy capture with tracking efficiency higher than 99.5%.
- Smart Energy Management: Integrates functionalities like grid/oil generator charging, solar charging, utility bypass, and comprehensive energy management control.
- Modbus Protocol Communication Port: Supports optional WIFI or TCP modules for enhanced remote monitoring and management capabilities.
ü Benefits
The advanced features and technologies of the ROH series provide numerous benefits:
- Increased Efficiency: High-efficiency solar energy capture and conversion.
- Reliability: Stable operation with comprehensive electronic protections and advanced battery management.
- Ease of Use: User-friendly interfaces and flexible installation options.
- Scalability: Modular design allows for easy expansion to meet higher energy demands.
- Environmental Impact: Use of lithium iron phosphate batteries with high cycle stability and long lifecycle ensures sustainable and eco-friendly energy storage.
Appearance of each ROH model
To provide a clear understanding of the design and layout of each ROH model, here we describe the appearance and components of the ROH-F-P30 and ROH-F-P20 energy storage systems.
ROH-F-P30/ROH-F-P20
These models feature a modular, stackable design that allows for easy installation and maintenance. Key components include:
- LCD: Displays operational data and system status.
- Inverter: Off-grid energy storage inverter.
- Detachable Cooling Fan: Helps manage system temperature.
- Lithium Battery Pack: Available in quantities from 1 to 12. Customization is needed if the quantity exceeds 6.
- Base: Provides stability to the system.
- Universal Wheels: Facilitates easy movement and positioning.
- Back Cover: Adjusts based on the number of lithium battery packs installed.
The Inverter of the ROH-F-P30/ROH-F-P20 Energy Storage System
This inverter includes various ports and terminals:
- AC Output Port: For connecting AC loads.
- AC Input Port: For connecting to an AC power source.
- Ground Terminal: For safe grounding of the inverter.
- RS485 Communication Port: Enables remote monitoring and control.
- Cooling Fan: Manages internal temperature.
- DC Input Terminals: Connect to the battery packs.
- USB Port: For firmware updates and monitoring.
- LCD Display: Shows system status and settings.
- On/Off Switch: Powers the inverter on or off.
- Fuse Holder: Provides overcurrent protection.
Lithium Battery Pack of ROH-F-P30/ROH-F-P20 Energy Storage System
Key components of the lithium battery pack include:
- Battery Management System (BMS): Manages charging and discharging.
- Battery Modules: Provide the energy storage capacity.
- Communication Port: For monitoring and control.
- Safety Features: Includes overcurrent, overvoltage, and temperature protection.
Note: The lithium battery pack appearance is illustrated above with the LFP5KWH51.2V-FP30 as an example.
ROH-H-P20
The ROH-H-P20 model is designed for high-capacity, single-unit installations. Key components include:
- LCD: Displays operational data and system status.
- Inverter: Integrated within the unit for compact design.
- Lithium Battery Pack: High-capacity, suitable for commercial applications.
- Cooling System: Ensures optimal operating temperature.
- Ground Terminal: For safe grounding.
- Communication Ports: RS485 and other ports for remote monitoring and control.
The Inverter of the ROH-H-P20 Energy Storage System
This inverter includes:
- AC Output Port: For connecting AC loads.
- AC Input Port: For connecting to an AC power source.
- Ground Terminal: For safe grounding.
- RS485 Communication Port: Enables remote monitoring and control.
- Cooling Fan: Manages internal temperature.
- DC Input Terminals: Connect to the battery packs.
- USB Port: For firmware updates and monitoring.
- LCD Display: Shows system status and settings.
- On/Off Switch: Powers the inverter on or off.
- Fuse Holder: Provides overcurrent protection.
Lithium Battery Pack of ROH-H-P20 Energy Storage System
Key components of the lithium battery pack include:
- Battery Positive Terminal: Connects to the positive terminal of the battery.
- Battery Negative Terminal: Connects to the negative terminal of the battery.
- Battery Parallel Communication Port (RJ45): For communication between parallel-connected batteries.
- Battery Communication Port (RS232/CAN/RS485): For communication between the battery and the inverter.
- Dry Contact Port: For external control.
- RESET Button: Resets the battery management system.
- DIP Switch: For configuring battery settings.
- Battery Status Indicator: Shows the status of the battery.
- Battery SOC Indicator: Displays the state of charge.
- Battery Circuit Breaker: Provides overcurrent protection.
- Grounding Screw: Ensures safe grounding.
- Battery Pack Handle: For easy handling and installation.
Note: The lithium battery pack appearance is illustrated above with the LFP5KWH51.2V-HP20 as an example.
Storage energy specification of ROH Series
The Energy Storage System supports energy expansion ranging from 5.12kWh to 61.44kWh, up to 12
lithium battery packs (equipped with 1–6 lithium battery packs as standard configuration, if the quantity
of lithium battery pack is more than 6, then customization is needed).
ROH-F-P30/ROH-F-P20
System components of ROH Series
There are various benefits to this all-in-one energy storage system that combines the lithium battery pack
and inverter. The installation is made simpler by requiring fewer separate components, which saves space.
Because of its user-friendly design, which includes less connections and simpler wiring, the system is easier
to set up and maintain. Close integration improves dependability and guarantees a steady power supply
while off the grid.
Furthermore, the system is easily extendable to accommodate more battery packs in order to satisfy
increased energy demands. This integrated energy storage system is perfect for making the most of
renewable energy sources and guaranteeing a steady supply of electricity.
ROH-F-P30/ROH-F-P20
No. | Name | Picture | Quantity |
1 | Off-grid energy storage inverter (included accessory) |  | 1 PCS |
2 | Lithium battery pack (included accessories)
|
| 1–6 PCS in parallel (optional quantity) |
3 | Mobile base for lithium battery pack (included accessory) |
| 1 PCS |
4 | Fixed bracket for lithium battery pack (Optional accessories) |  | 4 PCS |
Let’s break down the components of the ROH-F Series.
Each energy storage system consists of an inverter and several lithium batteries. The inverter is located at the top of the system, and below it are multiple lithium batteries stacked together.
Mobile Base for Lithium Battery Pack：
The mobile base allows for easy movement and placement of the lithium battery pack. It ensures flexibility and convenience, making it easier to manage and maintain the battery pack in different locations.
Fixed Bracket for Lithium Battery Pack：
The fixed bracket securely mounts the lithium battery pack in a stationary position. It provides stability and safety, preventing accidental movement or damage, ideal for permanent installations.
ROH-H-P20
No. | Name | Picture | Quantity |
1 | Off-grid energy storage inverter (included accessory) |  | 1 PCS |
2 | Lithium battery pack (included accessories)
|
| 1–3 PCS in parallel (optional quantity) |
3 | Fixed bracket for lithium battery pack (included accessory) |   | 1 Set |
4 | Battery mounting bracket (Optional accessories) |  | Subject to actual parallel quantity |
5 | Inverter mounting bracket (Optional accessories) |  | 1 PCS |
Lithium Battery Pack Fixed Bracket:
The fixed bracket firmly holds the lithium battery pack in place. Because it prevents damage or unintentional movement, it offers stability and safety, which makes it perfect for permanent installations.
Bracket for mounting batteries:
Additional support and flexibility for attaching the lithium battery pack in different configurations are provided by the battery mounting bracket. It guarantees a stable attachment, adjusting to various installation requirements and improving system stability.
Inverter Mounting Bracket:
This component makes it easier to install the inverter securely. It guarantees that the inverter is firmly placed, minimizing vibration and possible damage, and it aids in keeping the system neat and functional.
Installation of ROH Series
ROH-H-P20
Here, we mainly introduce one installation method. If you want to know other methods, please refer to the instructions for details.
Install by fixed base
❶ Place the fixed base on a level floor and close to a wall that meets the installation requirements.
❷ Align the first battery pack with the locating pins and place it on the fixed base.
❸ Stack the rest battery packs and the inverter in sequence on the fixed base, tighten the connecting pieces on the side with screws.
❹ Fix the upper cover and wall with 2PCS M8*50 expansion bolts, and fix the upper cover and the inverter with 2PCS M8*16 hexagonal screws.
❺ (Optional) When more than 3 battery packs are connected, 2 columns need to be installed (a single fixed base can only withstand up to 3 battery packs), the two columns of battery packs are connected through the battery positive and negative power cables, and the RS485 communication cable.
ROH-F-P30/ROH-F-P20
- Align the first battery pack with the locating pins on the floor support.
- Install the rest battery packs and the inverter from bottom to top.
- After the battery pack and the inverter are stacked, install the connecting pieces on both sides and tighten the screws.
ROH-F-P30/ROH-F-P20
Users can effectively monitor and control the ROH Energy Storage System due to the extensive and real-time information provided by the LCD display panel. The display’s primary indicators are the PV (photovoltaic), LOAD, GRID, and RUN statuses. These indicators are intended to aid users in comprehending the system’s present operational state.
The indicators will flash green to show normal communication when the system is operating regularly.
The lights will flash red in the event of a communication failure, warning users of possible problems that may require attention.
- Display the system time, current battery type, and charging stage. When the BMS communication is normal, the icon will be shown on the far right, when it is abnormal, the icon
will be shown on the same position. - PV icon:
PV connection is normal. 
No PV connection (or at night). - Utility icon: The indicator provides information about the grid connection, ensuring users know when the system is connected to or drawing power from the grid.
- Status: It offers a quick overview of the system’s operational state, helping users quickly assess if everything is running smoothly.
- Load icon:AC output is normal. No AC output.
- Lithium battery status: This helps users ensure their battery is in good condition and provides insight into how much energy is stored and available for use.
- Parallel status icon: When two or more Energy Storage Systems are successfully connected in parallel, a unique parallel status icon is shown. When only one Energy Storage System is in use, this icon does not show up, giving users clear visual feedback on how the system is configured.
All things considered, the LCD display screen is an essential part of the Energy Storage System since it provides users with clear and concise information. It helps them quickly identify issues and ensure the system remains in optimal condition.
Applications
The ROH series energy storage systems are versatile and can be applied to various real-world scenarios to provide reliable power solutions. Here are some practical use cases:
- Residential Backup Power: Ideal for homes that require a dependable backup during power outages. The ROH series ensures essential household devices and systems remain operational.
- Off-Grid Systems: Perfect for off-grid applications such as remote cabins or cottages where grid power is unavailable. The inverters provide stable power for lighting, appliances, and other necessities.
- Commercial Energy Storage: Businesses can use the ROH series to maintain continuous operations during power interruptions, protecting critical data and minimizing downtime.
- Renewable Energy Integration: Integrates seamlessly with solar panels and other renewable energy sources to store excess energy and provide power when production is low.
- Electric Vehicle (EV) Charging Stations: Supports EV charging infrastructure by providing reliable energy storage, ensuring that EVs can be charged efficiently and sustainably.
Conclusion
These ROH all-in-one energy storage systems offer exceptional flexibility due to their modular design, allowing for easy installation and scalability. This adaptability ensures they can meet diverse energy requirements Each model is equipped with an interactive LCD display and remote monitoring capabilities, which simplify user interaction and system management. The inclusion of multiple charging modes and customizable power settings allows for efficient energy utilization, catering to various operational needs.
In conclusion, the ROH Series is a unique and sustainable offering in the energy storage industry, built to tackle present energy concerns with efficiency and dependability. We invite you to visit our official website for more information on each model and to learn more about how the ROH Series may satisfy your energy needs.
