
MP-OG SERIES-6993
The China Moneypro OG Series is a compact off‑grid solar inverter system designed for reliable power in weak-grid or off-grid environments. With fast switching response, high PV input tolerance, flexible battery compatibility, and smart load management, it delivers uninterrupted power for homes and remote electrification applications.
Reliable Off‑Grid Power with Smart Adaptability
The China Moneypro OG Series is a compact off‑grid solar inverter system designed for reliable power in weak-grid or off-grid environments. With fast switching response, high PV input tolerance, flexible battery compatibility, and smart load management, it delivers uninterrupted power for homes and remote electrification applications.
High Performance & Efficient Power Flow
Seamless Off‑Grid Solar Integration
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Fast automatic switchover in < 4 ms ensures continuous power when grid outages occur.
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Supports high PV input currents — up to 28 A per MPPT — for efficient solar harvest.
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Handles up to 200 % AC overload capacity for short durations (5 s), supporting high inrush loads.
Benefits:
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Stable power delivery during grid instability and outages.
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Maximized solar utilization and load performance.
Adaptive Backup & Load Management
Power You Can Rely On
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Smart load control via dedicated GEN port — supports intelligent generator coordination.
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Native support for both lithium and lead‑acid batteries — flexibility to choose storage options.
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Parallel operation (up to 3 units) enables scalable capacity and expanded output for larger systems.
Advantages:
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Enhanced system flexibility with generator and battery integration.
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Scalable solution as household energy needs grow.
Intelligent Monitoring & Remote Access
Smart Operation & Visibility
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Built-in Wi‑Fi enables remote monitoring and system control.
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Real-time visibility into PV production, battery status, and load behavior via cloud or app-based platforms.
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Smart load prioritization helps optimize usage during limited energy availability.
Benefits:
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Convenient system diagnostics, alerts, and performance insights.
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Load awareness helps prolong operational availability during weak grid periods.
Durable & Reliable Design
Built for Real‑World Conditions
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Compact and lightweight design — convenient installation even in space-constrained environments.
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Intelligent air-cooled design with removable dust filter simplifies maintenance.
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Robust off-grid capability — can operate without a battery, using PV energy directly to house loads.
Advantages:
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Low maintenance and high operational uptime.
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Strong adaptability for changing grid conditions.
Why Choose China Moneypro OG Series?
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Fast Response: Seamless switchover in under 4 ms for uninterrupted power.
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High PV Compatibility: High input current support up to 28 A for efficient solar capture.
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Smart Management: Built-in Wi‑Fi and intelligent load/generator coordination.
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Scalable Capacity: Supports parallel operation up to 3 units for larger installations.
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Battery Flexibility: Compatible with mainstream lithium and lead-acid batteries.
Typical Applications
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Off‑Grid Homes: Residential electrification in weak or unreliable grid areas.
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Rural & Remote Sites: Solar-powered backup and primary power for remote properties.
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Generator Hybrid Systems: Integrated with generators for hybrid power support.
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Expandable PV + Storage: Scalable systems for growing energy needs.
FAQ – Common Questions
Q1: What grid-failure protection does the OG Series provide?
The OG Series delivers seamless power switchover in under 4 ms, ensuring lights and loads keep operating without interruption.
Q2: Can the system work without a battery installed?
Yes — the OG Series supports PV-only off-grid operation, allowing direct solar supply to loads during the day without battery storage.
Q3: What battery types are supported?
The system is compatible with both lithium-ion and lead-acid batteries, with a 48 V architecture.
Q4: How many units can be paralleled?
Up to 3 units can be operated in parallel to increase capacity and output.
Q5: Does the OG Series support generator integration?
Yes — it includes a GEN port for smart generator coordination during extended outages.
Specifications
| Parameter | OG548 | OG648 |
|---|---|---|
| PV INPUT | ||
| Max. recommended PV array power | 6 kWp | 7.2 kWp |
| Max. PV input voltage¹ | 450 d.c. V | 450 d.c. V |
| Rated PV input voltage | 360 d.c. V | 360 d.c. V |
| Operating voltage range | 90 ‑ 450 d.c. V | 90 ‑ 450 d.c. V |
| Start‑up voltage | 95 d.c. V | 95 d.c. V |
| No. of MPP trackers / strings per MPP tracker | 1 / 1 | 1 / 1 |
| Max. input current per MPPT | 20 d.c. A | 28 d.c. A |
| AC INPUT | ||
| Rated AC input voltage | 230 a.c. V | 230 a.c. V |
| Rated AC input frequency | 50 Hz / 60 Hz | 50 Hz / 60 Hz |
| Switchover time | < 4 ms (typical) | < 4 ms (typical) |
| BATTERY | ||
| Battery type | Lithium / Lead‑acid | Lithium / Lead‑acid |
| Rated battery voltage | 48 d.c. V | 48 d.c. V |
| Battery voltage range | 40 ‑ 60 d.c. V | 40 ‑ 60 d.c. V |
| Max. charge / discharge current | 100 / 120 d.c. A | 120 / 140 d.c. A |
| AC OUTPUT | ||
| Rated output power | 5 kW | 6 kW |
| Rated output current | 21.8 a.c. A @ 230 a.c. V | 26.1 a.c. A @ 230 a.c. V |
| Max. output apparent power | 5 kVA | 6 kVA |
| Max. output continuous current | 21.8 a.c. A @ 230 a.c. V | 26.1 a.c. A @ 230 a.c. V |
| Peak output power | 9.2 kVA | 9.2 kVA |
| Rated AC output voltage | 230 a.c. V | 230 a.c. V |
| Rated AC output frequency | 50 Hz / 60 Hz | 50 Hz / 60 Hz |
| EFFICIENCY | ||
| Max. efficiency | 96.5% | 96.5% |
| ENVIRONMENT LIMIT | ||
| Ingress protection | IP20 | IP20 |
| Operating temperature range | ‑10 ~ +55 °C | ‑10 ~ +55 °C |
| Max. operating altitude | 3000 m | 3000 m |
| Relative humidity | 5 ‑ 90% RH (non‑condensing) | 5 ‑ 90% RH (non‑condensing) |
| Overvoltage category | Mains: III, Battery: II, PV: II | Mains: III, Battery: II, PV: II |
| GENERAL | ||
| Dimensions (W × H × D) | 320 × 395 × 115 mm | 320 × 395 × 115 mm |
| Net weight | 9.6 kg | 9.6 kg |
| Cooling concept | Smart air cooling | Smart air cooling |
| Communication interfaces | CAN, WiFi, RS485 | CAN, WiFi, RS485 |
| Display | LCD | LCD |
| Topology | Non‑isolated | Non‑isolated |
| Certifications | CE | CE |
| AC OVERLOADING CAPABILITY | ||
| AC output overload | 2 times of rated power for 5s | 2 times of rated power for 5s |



