120A 12V/24V/48V MPPT Charge Controller – Seven SS Stars SCCM12048
Product Overview
The 120A 12V/24V/48V MPPT Charge Controller – Seven SS Stars SCCM12048 is a high-capacity solar charge controller designed to maximize energy harvesting and battery charging efficiency in medium to large solar power systems. Featuring advanced Maximum Power Point Tracking (MPPT) technology, it continuously tracks the optimal operating point of the solar array to deliver significantly higher charging efficiency than conventional PWM controllers.
With automatic 12V, 24V, and 48V battery voltage detection, this controller is compatible with various battery types, including LiFePO₄ lithium, AGM, Gel, and Flooded Lead-Acid batteries. Its intelligent charging algorithm, LCD monitoring screen, and comprehensive protection features ensure safe, efficient, and reliable solar charging for residential, commercial, agricultural, and off-grid installations.
System Design & Configuration
120A Charging Capacity
Supports large battery banks and high-power solar installations.
Advanced MPPT Technology
Maximizes solar panel output by continuously tracking the highest available power point.
Automatic Battery Voltage Detection
Automatically detects and operates with 12V, 24V, or 48V battery systems.
Intelligent Multi-Stage Charging
Optimizes battery charging for improved battery health and longer service life.
LCD Display
Displays real-time information including battery voltage, charging current, PV input, and system status.
Comprehensive Protection System
Protects against overcharging, reverse polarity, short circuits, overload, overheating, and excessive battery discharge.
Technical Specifications
| Specification | Details |
|---|---|
| Model | SCCM12048 |
| Rated Charging Current | 120A |
| System Voltage | 12V / 24V / 48V Auto Detection |
| Charging Technology | MPPT (Maximum Power Point Tracking) |
| Maximum Charging Efficiency | Up to 98% |
| Battery Compatibility | LiFePO₄, AGM, Gel & Flooded Lead-Acid |
| Display | LCD Digital Display |
| Communication | RS485 / USB |
| Cooling | Intelligent Cooling |
| Application | Residential, Commercial & Off-Grid Solar Systems |
Maximum supported PV power depends on the system voltage configuration.
Key Features
- 120A charging capacity
- MPPT solar charging technology
- Automatic 12V/24V/48V system detection
- High conversion efficiency
- Intelligent multi-stage battery charging
- LCD monitoring display
- Supports lithium and lead-acid batteries
- RS485/USB communication interface
- Comprehensive electronic protection
- Low standby power consumption
- Easy installation
- Maintenance-free operation
Applications
- Residential solar systems
- Commercial solar installations
- Off-grid solar systems
- Solar backup systems
- Agricultural solar projects
- Telecommunications sites
- Schools and hospitals
- Remote cabins
- Small industrial solar installations
Installation & Usage Guidelines
- Install in a dry, cool, and well-ventilated location.
- Connect the battery before connecting the solar panels.
- Use correctly sized cables and protective devices.
- Configure the correct battery type before operation.
- Ensure proper grounding for system safety.
- Professional installation is recommended.
Maintenance & Care
- Keep the controller clean and dust-free.
- Inspect electrical terminals regularly.
- Check ventilation openings periodically.
- Monitor charging performance using the LCD display.
- Tighten cable connections during scheduled maintenance.
Best Practices
Recommended
- Use quality solar panels and batteries.
- Configure the correct charging profile.
- Maintain proper ventilation.
- Inspect wiring regularly.
- Follow recommended PV input limits.
Avoid
- Connecting reverse battery polarity.
- Exceeding the controller’s rated charging capacity.
- Blocking ventilation openings.
- Installing in wet or excessively hot environments.
- Using damaged cables or loose connections.
Performance Overview
| Function | Performance |
|---|---|
| MPPT Efficiency | Excellent |
| Charging Performance | Excellent |
| Battery Protection | Excellent |
| Energy Conversion | Excellent |
| Reliability | Excellent |
Frequently Asked Questions
What battery systems does this controller support?
It automatically detects and supports 12V, 24V, and 48V battery systems.
Can it charge lithium batteries?
Yes. It is compatible with LiFePO₄ lithium batteries, as well as AGM, Gel, and Flooded Lead-Acid batteries.
What is MPPT technology?
MPPT (Maximum Power Point Tracking) continuously adjusts the operating point of the solar panels to harvest the maximum available energy, improving charging efficiency compared to PWM controllers.
Does it include battery protection?
Yes. It includes protection against overcharging, over-discharging, reverse polarity, short circuits, overload, and overheating.
Is it suitable for off-grid solar systems?
Yes. It is an excellent choice for residential, commercial, agricultural, and off-grid solar power systems.
Why Choose the 120A Seven SS Stars SCCM12048 MPPT Charge Controller
- High-capacity 120A charging
- Advanced MPPT technology for maximum solar harvesting
- Automatic 12V/24V/48V battery detection
- Compatible with lithium and lead-acid batteries
- Intelligent multi-stage charging
- LCD monitoring interface
- Comprehensive safety protection
- High charging efficiency
- Durable, reliable, and easy to install

















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