
MP-ET Series-9196
The China Moneypro ET Series (25‑50 kW) is a high‑performance three‑phase hybrid inverter designed for commercial and industrial (C&I) solar and energy storage applications. With robust conversion efficiency, parallel expansion capability, versatile grid/off‑grid modes, and advanced safety protections, it offers reliable power, optimized solar utilization, and flexible deployment for a wide range of business energy needs.
Powerful, Flexible & Efficient C&I Energy Storage Inverter
The China Moneypro ET Series (25‑50 kW) is a high‑performance three‑phase hybrid inverter designed for commercial and industrial (C&I) solar and energy storage applications. With robust conversion efficiency, parallel expansion capability, versatile grid/off‑grid modes, and advanced safety protections, it offers reliable power, optimized solar utilization, and flexible deployment for a wide range of business energy needs.
High Generation & Optimized Energy Use
Maximum Solar Conversion & Oversizing Support
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Supports up to 150 % DC input oversizing to harness more energy even under low irradiance conditions.
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Accepts up to 21 A DC input current per string for compatibility with high‑power PV modules.
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Offers up to ~98.1 % maximum conversion efficiency for high yield and reduced losses.
Benefits:
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Increased energy harvest from solar arrays.
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High efficiency improves ROI and system performance.
Flexible Deployment & Scalable Power
On‑Grid, Off‑Grid & Parallel Operation
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Designed for grid‑tied and off‑grid applications, enabling flexible use in diverse C&I power systems.
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Parallel connection support allows multiple inverters to be combined for larger system capacities.
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Compatible with various battery capacities and brands, forming a complete energy storage solution.
Advantages:
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Scalable to meet increasing commercial power demands.
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Seamless integration with storage and generator systems.
Robust Safety & Outdoor Durability
Engineered for Industrial Reliability
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Type II surge protection (SPD) integrated on the DC side enhances lightning and transient protection.
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IP66‑rated enclosure ensures strong weather resistance for outdoor installations.
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Optional advanced safety features such as Arc Fault Circuit Interrupter (AFCI) improve electrical safety.
Benefits:
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Enhanced system protection under harsh environmental conditions.
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Increased safety and long‑term reliability for commercial use.
Smart Control & Load Support
Intelligent Operation & Backup Capability
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UPS‑level switching with optional Static Transfer Switch (STS) provides reliable backup operation.
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Supports peak shaving, energy arbitrage, and time‑of‑use strategies for optimized energy management.
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Dynamic energy management helps support critical loads and reduces peak demand charges.
Advantages:
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Enhanced power reliability and load support during grid disturbances.
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Smart energy dispatch increases operational efficiency.
Why Choose China Moneypro ET Series 25‑50 kW?
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High Energy Yield: Up to 150 % DC oversizing and ~98.1 % efficiency.
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Scalable System Expansion: Parallel operation for larger power systems.
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Flexible Grid Modes: Supports both on‑grid and off‑grid installations.
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Strong Safety & Protection: Type II SPD, IP66 outdoor rating and optional AFCI.
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Smart Backup & Load Support: UPS‑like reliability with advanced load management.
Typical Applications
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Commercial Roof Solar + Storage: Improve self‑consumption and reduce energy bills.
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Industrial Power Backup: Ensure critical load support and business continuity.
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Energy Arbitrage & Peak Shaving: Reduce peak demand costs and balance grid use.
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Off‑Grid & Hybrid Sites: Combine renewable generation with storage for remote power solutions.
FAQ – Common Questions
Q1: What power variants are available in this series?
The ET Series includes 25 kW, 30 kW, 40 kW, and 50 kW hybrid inverters to match diverse commercial needs.
Q2: Can the inverter be used with external batteries?
Yes — the series is compatible with a range of battery capacities and brands, enabling flexible energy storage solutions.
Q3: Is the unit suitable for outdoor installation?
Yes — the IP66 protection rating makes the inverter robust for outdoor environments.
Q4: Does the ET Series support backup power?
When paired with the Static Transfer Switch (STS) and proper battery system, it supports UPS‑level backup switching for critical loads.
Q5: Can multiple units be combined for higher output?
Yes — the inverter supports parallel connection, enabling larger capacity systems tailored to commercial and industrial projects.
Specifications
| Parameter | GW25K‑ET‑10 | GW30K‑ET‑10 | GW40K‑ET‑10 | GW50K‑ET‑10 |
|---|---|---|---|---|
| Battery Input Data | ||||
| Battery Type | Li‑Ion | Li‑Ion | Li‑Ion | Li‑Ion |
| Nominal Battery Voltage (V) | 500 | 500 | 500 | 500 |
| Battery Voltage Range (V) | 200 ~ 800 | 200 ~ 800 | 200 ~ 800 | 200 ~ 800 |
| Start‑up Voltage (V) | 200 | 200 | 200 | 200 |
| Number of Battery Input | 1 | 1 | 1 | 1 |
| Max. Continuous Charging Current (A) | 100 | 100 | 100 | 100 |
| Max. Continuous Discharging Current (A) | 100 | 100 | 100 | 100 |
| Max. Charging Power (W) | 27500 | 33000 | 44000 | 55000 |
| Max. Discharging Power (W) | 27500 | 33000 | 44000 | 55000 |
| PV String Input Data | ||||
| Max. Input Power (W) *1 | 50000 | 60000 | 60000 | 75000 |
| Max. Input Voltage (V) *3 | 1000 | 1000 | 1000 | 1000 |
| MPPT Operating Voltage Range (V) *5 | 165 ~ 850 | 165 ~ 850 | 165 ~ 850 | 165 ~ 850 |
| Start‑up Voltage (V) | 200 | 200 | 200 | 200 |
| Nominal Input Voltage (V) | 620 | 620 | 620 | 620 |
| Max. Input Current per MPPT (A) | 42 / 32 / 42 | 42 / 32 / 42 | 42 / 32 / 42 | 42 / 32 / 42 / 32 |
| Max. Short Circuit Current per MPPT (A) | 55 / 42 / 55 | 55 / 42 / 55 | 55 / 42 / 55 | 55 / 42 / 55 / 42 |
| Number of MPP Trackers | 3 | 3 | 3 | 4 |
| Number of Strings per MPPT | 2 | 2 | 2 | 2 |
| AC Output Data (On‑grid) | ||||
| Nominal Output Power (W) | 25000 | 30000 | 40000 | 50000 |
| Nominal Apparent Power Output to Utility Grid (VA) | 25000 | 30000 | 40000 | 50000 |
| Max. Apparent Power Output to Utility Grid (VA) | 25000 | 30000 | 40000 | 50000 |
| Max. Apparent Power from Utility Grid (VA) | 25000 | 30000 | 40000 | 50000 |
| Nominal Output Voltage (V) | 380 / 400, 3L / N / PE | 380 / 400, 3L / N / PE | 380 / 400, 3L / N / PE | 380 / 400, 3L / N / PE |
| Output Voltage Range (V)*2 | 176 ~ 276 | 176 ~ 276 | 176 ~ 276 | 176 ~ 276 |
| Nominal AC Grid Frequency (Hz) | 50 / 60 | 50 / 60 | 50 / 60 | 50 / 60 |
| AC Grid Frequency Range (Hz) | 45 ‑ 55 / 55 ‑ 65 | 45 ‑ 55 / 55 ‑ 65 | 45 ‑ 55 / 55 ‑ 65 | 45 ‑ 55 / 55 ‑ 65 |
| Max. AC Current Output to Utility Grid (A) | 37.9 @380V / 36.3 @400V | 45.5 @380V / 43.6 @400V | 60.6 @380V / 58.0 @400V | 75.8 @380V / 72.5 @400V |
| Max. AC Current From Utility Grid (A) | 37.9 @380V / 36.3 @400V | 45.5 @380V / 43.6 @400V | 60.6 @380V / 58.0 @400V | 75.8 @380V / 72.5 @400V |
| Power Factor | ~1 (Adjustable from 0.8 leading to 0.8 lagging) | ~1 (Adjustable from 0.8 leading to 0.8 lagging) | ~1 (Adjustable from 0.8 leading to 0.8 lagging) | ~1 (Adjustable from 0.8 leading to 0.8 lagging) |
| Max. Total Harmonic Distortion | <3% | <3% | <3% | <3% |
| AC Output Data (Back‑up) *requires additional STS box | ||||
| Back‑up Nominal Apparent Power (VA) | 25000 | 30000 | 40000 | 50000 |
| Max. Output Apparent Power (VA) | 27500 (30000 @60s) | 33000 (36000 @60s) | 44000 (48000 @60s) | 55000 (60000 @60s / 75000 @10s) |
| Max. Output Current (A) | 41.7 @380V / 39.8 @400V | 50.0 @380V / 47.8 @400V | 66.7 @380V / 63.8 @400V | 83.3 @380V / 79.7 @400V |
| Nominal Output Voltage (V) | 380 / 400, 3L / N / PE | 380 / 400, 3L / N / PE | 380 / 400, 3L / N / PE | 380 / 400, 3L / N / PE |
| Nominal Output Frequency (Hz) | 50 / 60 | 50 / 60 | 50 / 60 | 50 / 60 |
| Output THDv (@ Linear Load) | <3% | <3% | <3% | <3% |
| Efficiency | ||||
| Max. Efficiency | 98.1% | 98.1% | 98.1% | 98.1% |
| European Efficiency | 97.5% | 97.5% | 97.5% | 97.5% |
| Max. Battery to AC Efficiency | 97.7% | 97.7% | 97.7% | 97.7% |
| MPPT Efficiency | 99.0% | 99.0% | 99.0% | 99.0% |
| Protection | ||||
| Residual Current Monitoring | Integrated | Integrated | Integrated | Integrated |
| PV Reverse Polarity Protection | Integrated | Integrated | Integrated | Integrated |
| Battery Reverse Polarity Protection | Integrated | Integrated | Integrated | Integrated |
| Anti‑islanding Protection | Integrated | Integrated | Integrated | Integrated |
| AC Overcurrent Protection | Integrated | Integrated | Integrated | Integrated |
| AC Short Circuit Protection | Integrated | Integrated | Integrated | Integrated |
| AC Overvoltage Protection | Integrated | Integrated | Integrated | Integrated |
| DC Switch | Integrated | Integrated | Integrated | Integrated |
| DC Surge Protection | Type II / Type I+II optional | Type II / Type I+II optional | Type II / Type I+II optional | Type II / Type I+II optional |
| AC Surge Protection | Type II | Type II | Type II | Type II |
| AFCI | Optional | Optional | Optional | Optional |
| Remote Shutdown | Integrated | Integrated | Integrated | Integrated |
| General Data | ||||
| Operating Temperature Range (°C) | -35 ~ +60 | -35 ~ +60 | -35 ~ +60 | -35 ~ +60 |
| Relative Humidity | 0 ~ 95% | 0 ~ 95% | 0 ~ 95% | 0 ~ 95% |
| Max. Operating Altitude (m) | 4000 | 4000 | 4000 | 4000 |
| Cooling Method | Smart Fan Cooling | Smart Fan Cooling | Smart Fan Cooling | Smart Fan Cooling |
| User Interface | LED, WLAN + APP | LED, WLAN + APP | LED, WLAN + APP | LED, WLAN + APP |
| Communication with BMS | CAN | CAN | CAN | CAN |
| Communication with Meter | RS485 | RS485 | RS485 | RS485 |
| Communication with Portal | RS485, WiFi + LAN + Bluetooth, 4G + Bluetooth (Optional) | Same | Same | Same |
| Weight (kg) | 62 | 62 | 62 | 65 |
| Dimension (W × H × D mm) | 520 × 660 × 260 | 520 × 660 × 260 | 520 × 660 × 260 | 520 × 660 × 260 |
| Topology | Non‑isolated | Non‑isolated | Non‑isolated | Non‑isolated |
| Self‑consumption at Night (W) | <15 | <15 | <15 | <15 |
| Ingress Protection Rating | IP66 | IP66 | IP66 | IP66 |
| Mounting Method | Wall Mounted | Wall Mounted | Wall Mounted | Wall Mounted |



