
MP-Apex 300+2*B300K-3695
The China Moneypro Apex 300 + 2×B300K is a modular portable home energy storage system designed for whole-home backup, off-grid living, and emergency power. With scalable battery capacity, high-power output, and intelligent energy management, the system delivers reliable energy for residential, RV, and outdoor applications.
High-Capacity Modular Energy Storage
Scalable Battery Architecture
- Apex 300 base capacity: 2,764.8 Wh
- B300K expansion battery: 2,764.8 Wh each
- Total capacity (Apex 300 + 2×B300K): 8,294.4 Wh
- Expandable up to 58 kWh for large-scale home backup
Benefits:
- Flexible capacity expansion for growing power needs
- Suitable for whole-home energy storage and backup power
Powerful Output & Whole-Home Backup
High-Power Performance
- Rated Output Power: 3,840 W
- Surge Power: Up to 7,680 W
- Dual Voltage Output: 120 V / 240 V
- Supports powering heavy appliances including air conditioners, pumps, and power tools
Advantages:
- Reliable backup for critical household loads
- Supports high-startup appliances
Fast Charging & Multiple Input Options
Flexible Charging Methods
- Solar charging supported for off-grid operation
- AC charging for fast grid recharge
- Generator charging compatibility
- Multi-source charging for faster energy recovery
Benefits:
- Reliable power availability in any scenario
- Reduced downtime during outages
Smart Monitoring & Intelligent Control
Connected Energy Management
- Smart app monitoring and control
- Real-time power usage tracking
- Intelligent battery management system (BMS)
- UPS switching within ~20 ms
Advantages:
- Instant backup during outages
- Improved energy efficiency and system protection
Durable & Long-Life Battery Design
Built for Long-Term Reliability
- LiFePO₄ battery technology for enhanced safety
- Up to 6,000+ cycles lifespan
- Automotive-grade battery cells
- Intelligent temperature management
Benefits:
- Long service life
- Safe and stable performance
Why Choose China Moneypro Apex 300 + 2×B300K?
- Expandable Capacity: Up to 58 kWh scalable system
- High Output Power: 3,840 W continuous output
- Whole-Home Backup: Supports 120 V / 240 V loads
- Fast UPS Switching: ~20 ms seamless backup
- Long Lifespan: 6,000+ cycle LiFePO₄ battery
Typical Applications
- Home Backup Power — Emergency power during outages
- Off-Grid Living — Remote homes and cabins
- RV & Camping — Portable energy solution
- Solar Energy Storage — Store excess solar energy
- Emergency Preparedness — Disaster backup power
FAQ – Common Questions
Q1: What is the total capacity with 2×B300K?
The total capacity is approximately 8.3 kWh.
Q2: Can the system be expanded further?
Yes — the system supports expansion up to 58 kWh.
Q3: What appliances can it power?
It can power refrigerators, air conditioners, power tools, and other high-power appliances.
Q4: Is the system suitable for off-grid use?
Yes — it supports solar charging and generator charging.
Q5: What battery technology is used?
The system uses LiFePO₄ battery technology with long lifespan and enhanced safety.
Specifications
| Category | Item | Specification |
|---|---|---|
| Battery Info | Battery Type | LiFePO₄ |
| Cycle Life | 6,000+ cycles to 80% original capacity | |
| Shelf-life | Recharge to 40%–60% every 3–6 months | |
| Management System | MPPT controller, BMS, etc. | |
| Output | Capacity | 2764.8Wh (51.2V / 54Ah) |
| Inverter Type | Pure sine wave | |
| Lifting Power | 7,680W | |
| USB-C Port | 2 × 100W Max. (Requires Hub D1 rated at 700W) | |
| USB-A Port | 2 × 15W, 5V/3A (Requires Hub D1 rated at 700W) | |
| AC Outlets | 4 × AC Outlet (20A) | |
| 1 × NEMA TT-30R (120V/30A) | ||
| 1 × NEMA 14-50R (120/240V, 50A) | ||
| Total AC Output | 3,840W Max. (Total) | |
| Cigarette Lighter Port | 2 × 12V/10A; 24V/5A | |
| DC5521 | 2 × 12V/10A; 24V/5A (Requires Hub D1 rated at 700W) | |
| Anderson Port | 1 × 12V/50A; 24V/25A (Requires Hub D1 rated at 700W) | |
| Input | Turbo Charging | 3,840W Max. (80% in 45 mins @ 15°C–25°C) |
| AC Input | 120V, 50/60Hz, 15A Max. | |
| AC Input (Bypass) | 1,800W Max. | |
| Solar Input | 2 × 1,200W, 12–60VDC, 2 × 20A | |
| Car Input | 12V or 24V via cigarette lighter port | |
| Maximum Input | Apex 300: 3,840W Max. | |
| Apex 300 + 1~6 B300K: 6,240W Max. | ||
| General | App Control | Yes, via WiFi & Bluetooth |
| Scalability | Up to 6 × B300K / B300S / B300 | |
| Pass-through Charging | Yes | |
| Weight | 83.78 lbs / 38 kg | |
| Dimensions (L × W × H) | 20.67 × 12.87 × 12.6 in | |
| 525 × 327 × 320 mm | ||
| Charging Temperature | 32°F to 104°F / 0°C to 40°C | |
| Discharging Temperature | -4°F to 104°F / -20°C to 40°C | |
| Storage Temperature | -4°F to 104°F / -20°C to 40°C | |
| Certification | FCC, UL, TELEC, CE, NTC, RCM, LOA, ICASA | |
| Warranty | 5 Years |



