
MP-Apex 300+B300K+2*350W-8055
Need uninterrupted power for your home, tools, or off-grid adventures? The MP-Apex 300+ kit delivers a massive 3,840W of continuous AC output, so you can run heavy appliances with ease. It comes with two B300K batteries for up to 8,294.4Wh of storage and two 200W solar panels—everything you need to keep the power flowing. You can even expand the system later as your needs grow. It’s a smart, scalable solution for total peace of mind.
High‑Performance Power & Expansion
Deliver Uninterrupted Power for Demanding Loads
- Continuous AC Output: 3,840 W — supports high‑power appliances, tools, and home essentials.
- Expandable Battery Capacity: Kit includes 2× B300K expansion packs to achieve up to ~8,294.4 Wh of total storage.
- Solar‑Ready Charging: Includes 2× 200 W solar panels (400 W total) for renewable energy harvesting.
Benefits:
- Reliable power for heavy loads at home, on‑site, or on the road.
- Flexible scaling of storage capacity based on usage needs.
- Efficient solar charging helps reduce grid dependency and fuel costs.
Modular Architecture & Flexible Storage
Scalable System for Mixed Scenarios
- Apex 300 Base Unit: Core inverter and system controller with high output capability.
- B300K Expansion Batteries: Each adds significant storage to extend runtime for longer outages or off‑grid periods.
- Parallel & Stack Support: Multiple Apex 300 systems and batteries can be combined to build larger arrays.
Advantages:
- Start with essential power and grow system capacity as needed.
- Create custom backup or off‑grid configurations with solar integration.
Smart Energy Management & Connectivity
Intelligent Control & Monitoring
- Optional China Moneypro app connectivity gives real‑time system data and remote monitoring.
- Automatic power flow optimizes energy from solar panels, battery storage, and grid sources when available.
- UPS‑style rapid switchover ensures continuous power during grid interruptions.
Benefits:
- Monitor energy flows and status remotely.
- Flexible energy dispatch with intelligent source switching.
- Seamless backup transitions for peace of mind.
Durable & Reliable Design
Built for Rigorous Use
- LiFePO₄ Battery Technology: Ensures long cycle life, thermal stability, and safer operation.
- Robust Construction: Designed for outdoor use, RV life, emergency backup, and worksite environments.
- Solar Panels Included: Rugged, portable panels compatible with the kit for clean energy capture.
Advantages:
- Extended battery life outperforms traditional designs.
- Reliable performance under various environmental conditions.
- Solar integration minimizes fuel and grid dependency.
Why Choose China Moneypro Apex 300 + 2×B300K + 2×200W Solar Kit
- High Output Power: 3,840 W continuous AC for heavy loads.
- Expandable Storage: Up to ~8,294.4 Wh with included double B300K batteries.
- Solar‑Ready Kit: Includes 400 W of solar capacity for off‑grid recharge.
- Modular & Customizable: Add more batteries and panels to grow system.
- Smart Management: App monitoring and intelligent power distribution.
Key Specifications
| Parameter | Specification |
|---|---|
| Continuous AC Output | 3,840 W |
| Battery Chemistry | LiFePO₄ (Long lifecycle) |
| Total Expandable Capacity | Up to ~8,294.4 Wh with 2× B300K |
| Solar Input (Kit) | 400 W (2× 200 W solar panels) |
| Scalability | Multiple batteries and units supported |
| Control | App monitoring (optional) |
Typical Applications
- Residential Backup: Maintain essential loads during grid outages.
- Off‑Grid Life: Power home systems or remote setups without grid access.
- RV & Outdoor Adventures: Reliable power for extended travel and camping.
- Job Sites & Tools: Run power tools and equipment without generators.
FAQ – Common Questions
Q1: What is the continuous output power of this kit?
The Apex 300 base unit provides 3,840 W continuous AC output, suitable for powering large appliances and tools.
Q2: How much total storage can this system deliver?
With the included two B300K expansion batteries, total battery capacity can reach approximately 8,294.4 Wh.
Q3: Can it charge with solar panels?
Yes — this kit includes two 200 W solar panels (400 W total) for charging using solar energy.
Q4: Is the system expandable beyond this configuration?
Yes — additional batteries and even other Apex 300 units can be added for larger capacity and output.
Q5: What scenarios is this kit best for?
It’s ideal for home backup, RV trips, off‑grid living, and heavy‑duty power tasks that demand scalable, reliable energy.
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 | 2,764.8 Wh (51.2V / 54Ah) |
| Inverter Type | Pure sine wave | |
| Lifting Power | 7,680 W | |
| USB-C Port | 2 × 100 W Max (Requires Hub D1, 700W rated) | |
| USB-A Port | 2 × 15 W, 5V/3A (Requires Hub D1, 700W rated) | |
| AC Outlets | 4 × AC Outlet (20A) | |
| 1 × NEMA TT-30R (120V / 30A) | ||
| 1 × NEMA 14-50R (120/240V, 50A) | ||
| 3,840 W Max. total | ||
| Cigarette Lighter / DC5521 | 2 × 12V/10A; 24V/5A (Requires Hub D1, 700W rated) | |
| Anderson Port | 1 × 12V/50A; 24V/25A (Requires Hub D1, 700W rated) | |
| Input | Turbo Charging | 3,840 W Max (80% in 45 mins @ 15°C–25°C / 59°F–77°F) |
| AC Input | 120V, 50/60Hz, 15A Max; 1,800W Max with bypass | |
| Solar Input | 2 × 1,200W, 12–60VDC, 2 × 20A | |
| Car Input | 12V or 24V via cigarette lighter port | |
| Maximum Input | Apex 300: 3,840 W Max; Apex 300 + 1–6 × B300K: 6,240 W Max | |
| General | App Control | Yes, via Wi-Fi & Bluetooth |
| Scalability | Up to 6 × B300K / B300S / B300 per unit | |
| 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 |



