Product Overview
The Shoto SDA10-48100 is a lithium-ion battery system designed for energy storage and backup power applications. With a 100Ah rated capacity and 48V or 51.2V nominal voltage options, it is suitable for telecom backup, stable-grid and hybrid-grid energy storage installations where system compatibility has been confirmed.
Key Features
- Lithium-ion battery design provides high energy density with a reduced weight and footprint compared with conventional battery systems.
- Supports high charge and discharge currents, helping to reduce charging time and support higher continuous power availability.
- Integrated BMS functionality supports predictable end-of-life monitoring and battery protection.
- Designed for rack-mounted or wall-mounted installation, making it suitable for structured equipment rooms and compact backup systems.
- Supports CAN and RS485 communication interfaces for compatible energy storage and monitoring systems.
- Parallel communication support allows up to 16 battery sets in parallel, subject to correct system design and compatibility confirmation.
Applications
- Backup power for FTTB, FTTH, ONU and EPON telecom systems.
- Energy storage systems for stable-grid and hybrid-grid applications.
- Commercial, telecom and technical backup installations requiring a compact 48V-class lithium-ion battery system.
Why Choose This Product?
The SDA10-48100 is a practical option for installers and system designers who need a compact lithium-ion battery system with high charge and discharge capability, communication interfaces, built-in protection functions and support for parallel battery expansion. Its 3U-style form factor makes it suitable for rack-based backup and energy storage installations.
Important Notes
- Inverter, charger and system compatibility must be confirmed before installation.
- Installation should be completed by a suitably qualified installer or electrician.
- Optional functions such as heating, LCD, dry contact and anti-theft solutions may depend on the specific product configuration supplied.
- The datasheet states that specifications may be subject to change; confirm the latest technical details with the supplier before publishing or installing.
Technical Specifications
| Specification | Detail |
|---|---|
| Brand | Shoto / Shuangdeng Group |
| Model | SDA10-48100 |
| Product Type | Lithium-ion battery system for energy storage |
| Available Cell Configuration | 15S / 16S |
| Nominal Voltage | 48V / 51.2V |
| Rated Capacity | 100Ah (C5, 0.2C to 40V at 25°C) |
| Operating Voltage Range | 40V-56.4V / 42V-57.6V |
| Boost Charge / Float Charge Voltage | 54.5V / 52.5V for 15S; 57.6V / 54V for 16S |
| Charging Current, Current-Limiting | 10A |
| Maximum Charging Current | 100A |
| Maximum Discharge Current | 100A |
| Discharge Cut-Off Voltage | 40V |
| Dimensions | 442mm W x 133mm H x 420mm D |
| Weight | About 42kg ±1kg for 15S; about 45kg ±1kg for 16S |
| Installation Method | Rack mounted / wall mounted |
| Communication Interface | CAN / RS485 x 2 / dry contact x 2 |
| Indicator State | ALM / RUN / SOC |
| Parallel Communication | Maximum support for 16 sets in parallel |
| Terminal Stud | M8 |
| Protection Functions | Over-voltage, under-voltage, short-circuit, overload, over-current, over-temperature and low-temperature protection |
| Cooling Mode | Self-cooling |
| Altitude | ≤4000m |
| Humidity | 5%-95% |
| Operating Temperature - Charge | -5°C to +45°C |
| Operating Temperature - Discharge | -20°C to +50°C |
| Recommended Operating Temperature - Charge | +15°C to +35°C |
| Recommended Operating Temperature - Discharge | +15°C to +35°C |
| Storage Temperature | -20°C to +35°C |
| Listed Certificates | ISO9001, ISO14001, CE, UN38.3, UL |
Important:
All solar products, power systems, water heating and gas products and their components must be installed by appropriately qualified personnel. All installations must adhere to local wiring regulations and standards. Sustainable Online will not be held liable for any product malfunctions as a result of incorrectly installed systems.

