





GYS 12K-15/30KWH All-in-One Hybrid Inverter
GYS 12K-15/30KWH All-in-One Hybrid Inverter integrates a 12kW inverter, LFP battery, and dual-MPPT solar controller into one complete solar energy storage system. Supporting 15kWh/30kWh capacity, PV/grid/generator input, on-grid and off-grid operation, WiFi monitoring, and parallel expansion, it delivers reliable backup power for residential and small commercial applications.
• All-in-One Design — integrates hybrid inverter, LFP battery and MPPT solar controller into one compact system, simplifying installation and saving space.
• High Power & Flexible Capacity — provides 12kW output power with 15kWh/30kWh battery capacity options for different energy storage needs.
• Hybrid Energy Management — supports PV, grid and generator inputs with seamless switching between on-grid and off-grid operation.
• Dual MPPT Optimization — improves solar energy utilization and maximizes PV generation efficiency under different sunlight conditions.
• Safe LFP Battery System — uses lithium iron phosphate battery technology with high safety, long cycle life and reliable performance.
• Smart Monitoring & Control — supports WiFi APP monitoring for real-time system status, energy flow and battery management.
• Parallel Expansion Capability — supports multiple units connected in parallel to increase system capacity for future requirements.
• Wide Application Range — ideal for residential solar storage, villas, small commercial projects and emergency backup power applications.
Features
Energy storage can be used in conjunction with PV modules to charge itself using solar energy. When a grid fault or power outage occurs, it automatically switches to backup power, utilizing the stored electricity to continuously provide stable and reliable power support for lighting systems, electrical equipment, etc. It features low maintenance costs, low energy consumption, and low environmental noise.
- Built-in MPPT solar charge controller
- Wide PV input range
- Wide PV input range
- Grid output voltage: 220V/230V/240VAC
- Equipped with dust filter for harsh environments
- Optional WiFi module for mobile APP monitoring
- Supports Li-ion battery BMS communication

Technical Parameter
| Product Specifications | GYS 12K-15KWH | GYS 12K-30KWH |
| Grid Input | ||
| Nominal Voltage | 220/230/240Vac(L+N+PE) | |
| Grid Input Range | 170-280VAC (UPS mode); 90-280VAC (APL mode) | |
| Frequency | 50Hz/60Hz (Auto detection) | |
| Grid-connected Operation | ||
| Output Voltage | 220/230/240Vac(L+N+PE) | |
| Grid Voltage Range | 195-253VAC | |
| Grid Frequency Range | 49-51±1Hz/59-61±1Hz | |
| Power Factor Range | >0.99 | |
| Max. Conversion Efficiency | 98% | |
| Inverter Mode | ||
| Output Voltage | 220/230/240Vac(L+N+PE) ±5% | |
| Rated Output Frequency | 50/60Hz±0.2% | |
| Output Waveform | Pure sine wave | |
| Rated Output Power | 12000W | |
| Peak Power | 24000VA | |
| Peak Efficiency (PV to INV) | 98% | |
| Peak Efficiency (BATT to INV) | 94% | |
| Overload Protection | 110~150%, 11s / ≥150%, 2s | |
| Crest Factor | 3:1 | |
| Energy Storage Battery | ||
| Battery Type | LiFePO4 | |
| Battery Capacity (Wh) | 15360Wh | 15360Wh × 2 |
| Battery Nominal Voltage | 51.2Vdc | |
| Constant Charging Voltage | 56.4Vdc | |
| Grid Max Charging Current | 150A | |
| PV Max Charging Current | 150A | |
| Charging Temperature Range | 0~55℃ | |
| Discharging Temperature Range | -20℃ to 55℃ | |
| PV Side | ||
| Number of MPPTs | 2 | |
| MPPT Voltage Input Range | 90~500Vdc | |
| PV Max Protection Voltage | 500Vdc | |
| PV Max Input Power | 8000W × 2 | |
| PV Max Input Current | 27A × 2 | |
| General Data | ||
| Operating Temperature | -10℃ to 50℃ | |
| Relative Humidity | 5% to 95% | |
| Protection Grade | IP21 | |
| Cooling Method | Forced air cooling, variable speed fan | |
| Communication Interface | USB / RS485(Wi-Fi/4G) / Dry contact control | |
| Product Dimensions (mm) | 670×450×1320 | 600×850×1450 |
| Packaging Dimensions (mm) | 750×530×1540 | 650×900×1750 |
| Weight (kg) | 200 | 430 |
| Optional Functions | ||
| Parallel Operation | YES / NO | |
| Wi-Fi | YES / NO | |
| Grid Anti-reverse Current Device CT | YES / NO | |
User Manual
Frequently Asked Questions About GYS 12K-15/30KWH All-in-One Hybrid Inverter
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