250A DC Battery Circuit Breaker MCCB for LiFePO4 Energy Storage Systems
Discover Reliable Energy Storage Solutions at Fench Power.Engineered for installers, distributors and energy professionals worldwide.
🔌 250A DC Circuit Breaker MCCB — 2-Pole Battery Isolator
✅ DC-rated 2-pole breaker for DIY battery boxes | 125/250V DC
⚡ 250A rated | Icu/Ics 7.5kA short-circuit breaking capacity
🔗 For 250A BMS builds, or 200A systems with heavy surge loads
📐 Compact 78 × 38 × 63mm | 225g | installs inside the enclosure
⚠️ Breaker only — box, BMS and cells are NOT included
We accept bulk purchases and customization
250A DC Battery Circuit Breaker MCCB for LiFePO4 Energy Storage Systems
A 250A DC circuit breaker provides essential protection and physical isolation for high-current battery systems. While the Battery Management System (BMS) monitors cell voltage, temperature, and current conditions, a dedicated DC MCCB provides a mechanical disconnect point for maintenance, emergency shutdown, and system protection.
Designed for LiFePO4 battery systems, energy storage solutions, and custom battery pack applications, this 250A DC battery circuit breaker is installed between the battery pack and inverter or DC distribution equipment. It provides reliable overcurrent protection, short-circuit protection, and safe isolation for modern energy storage systems.
For battery manufacturers, ESS integrators, and renewable energy solution providers, selecting a dedicated DC-rated circuit breaker is an important step in improving overall system safety and reliability.
Why Use a 250A DC Circuit Breaker in Battery Systems?
A BMS is an important part of battery safety management, but it does not replace a physical circuit protection device.
A DC battery circuit breaker provides additional functions that a BMS alone cannot achieve:
- Manual disconnect capability for maintenance, installation, and emergency shutdown
- Overcurrent and short-circuit protection for high-current DC applications
- Visible switching status for easier system inspection and troubleshooting
- Safe isolation between battery systems and connected equipment
Combining a BMS with a properly selected DC MCCB creates a more complete battery protection architecture.
Designed for High-Current LiFePO4 Battery Applications
The 250A rated current makes this DC MCCB suitable for high-power battery systems requiring stable current protection.
Common applications include:
- LiFePO4 battery packs
- 48V / 51.2V energy storage systems
- Solar battery storage systems
- Battery cabinets
- Custom ESS projects
- DC power distribution systems
DC circuit breakers are specifically designed for direct current applications, where interrupting current requires dedicated arc-control technology. Using a DC-rated breaker helps ensure safer operation compared with standard AC protection devices.
250A Current Rating for ESS Integration
The 250A rating provides additional capacity for battery systems with higher discharge requirements.
Typical applications:
| Battery System | Application |
|---|---|
| 150A-200A BMS systems | Suitable protection solution |
| 250A continuous current systems | Direct matching application |
| High-power ESS projects | Requires system verification |
The breaker selection should always consider battery voltage, continuous current, inverter power, cable specifications, and system protection requirements.
Key Features
High Current DC Protection
Rated at 250A, this DC MCCB provides reliable protection for high-current lithium battery systems and energy storage applications.
Reliable Battery Isolation
The mechanical disconnect function allows operators to safely isolate the battery system during maintenance or emergency situations.
Short-Circuit Protection
Designed to provide additional protection against abnormal current conditions in battery and DC power systems.
Compact System Integration
The compact structure allows flexible installation inside battery cabinets, battery boxes, and customized ESS enclosures.
Suitable for Global Battery Projects
Designed for battery manufacturers, distributors, and system integrators requiring reliable DC protection components for energy storage applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | BCPS2DM250 |
| Product Type | DC MCCB Circuit Breaker |
| Rated Current | 250A |
| Pole | 2P |
| Voltage Rating | 125/250V DC |
| Breaking Capacity | Icu/Ics 7.5kA |
| Standard | IEC 60947-2 |
| Application | Battery Protection / DC Isolation |
| Installation | Battery Pack / ESS Integration |
Applications
The 250A DC Battery Circuit Breaker is suitable for:
- LiFePO4 battery systems
- Residential energy storage systems
- Commercial ESS projects
- Solar energy storage solutions
- Battery cabinets
- Off-grid power systems
- Custom battery pack manufacturing
- Renewable energy integration projects
Why Choose Fench Power Battery Components?
Fench Power provides battery system components and customized solutions for global energy storage companies.
Our product range includes:
- LiFePO4 battery cells
- Battery management systems (BMS)
- Battery boxes and enclosures
- DC circuit breakers
- Energy storage accessories
With OEM and ODM capability, Fench Power supports battery manufacturers, distributors, and ESS integrators with flexible component solutions for different energy storage applications.
Expertly Defining the Future of Charging
From concept design to mass production, we provide end-to-end custom EV charging solutions. Backed by strong R&D and flexible manufacturing, we help you seize the market quickly.
Global Standards
Strictly designed to UL, CE, FCC, and RoHS standards, ensuring your brand enters global markets without regulatory barriers.
Full-Stack R&D
Complete in-house team for hardware circuitry, structural engineering, and software platforms, supporting complex deep customization.
Flexible Mfg.
Agile production lines support rapid switching from pilot runs to mass production, significantly shortening your time-to-market.
OEM/ODM Standardized Process
01. Consultation & Evaluation
In-depth communication regarding market positioning, technical specs (power, interface), budget, and lead time.
02. Design & Engineering
Industrial Design (ID), structural stacking, and electrical schematics. We provide 3D renders and specs for approval.
03. Prototyping
Creation of functional prototypes for preliminary electrical testing, thermal analysis, and assembly verification.
04. Testing & Certification
Assistance with obtaining UL, TUV, CE, ETL, and other international certifications to ensure safety and compliance.
05. Mass Production & QA
Volume production implementation with strict IQC, IPQC, and OQC quality management, including 100% burn-in testing.
06. Delivery
Custom branded packaging, professional logistics coordination, and comprehensive technical documentation support.
Comprehensive Customization Options
Collaborate with us for a greener energy future.
Who We Are
Professional Energy Storage Solutions Provider
**Dongguan FengChiDianChe New Energy Technology Co., Ltd.** (Fench Energy) is a professional enterprise integrating R&D, production, and sales of energy storage lithium batteries.
We focus on providing customized green energy solutions for global clients, empowering the low-carbon economy through high-quality products like LiFePO4 batteries, Home Solar Storage Systems, and Portable Power Banks.
Advanced Manufacturing
Ensuring stable supply and reliable quality with solid hardware
Automated Assembly
Modern battery pack production lines with precision welding studs and terminal pressing ensuring structural integrity.
Professional Lab
Advanced ATE testing equipment and aging rooms. We conduct charge/discharge tests and BMS installation verification.
Efficient Delivery
Professional packaging for battery safety. Warehouses in EU and USA enable fast logistics and FBA one-stop service.
Qualification Display
UN38.3 / MSDS / CE-EN IEC 62133 / 62619
Customer-Oriented Services
All-round support to meet diverse needs
Flexible OEM/ODM
Low MOQ options suitable for wholesalers and distributors. Fully customized solutions from cell to casing.
Overseas Warehouses
Local warehouses in the EU and USA (more under construction) ensure rapid response and lower shipping costs.
After-Sales Guarantee
5-year product warranty and 24-hour rapid response team to solve any technical issues immediately.
Customer Reviews
You must be logged in to post a review.
Reviews
Clear filtersThere are no reviews yet.