DEYE 12KW HYBRID INVERTER P3 (SUN-12K-SG04LP3-EU)

The Deye SUN-12K-SG04LP3-EU is a powerful 12kW three-phase hybrid inverter designed for low-voltage (48V) battery systems. It supports DC and AC coupling, high charge/discharge currents, and allows 100% unbalanced three-phase output—making it ideal for dynamic residential and small commercial energy solutions.

Technical Highlights:

Rated Output Power: 12,000W

Max. PV Input Power: 15,600W

MPPT Trackers: 2 MPPTs with 2+1 string configuration

Max. PV Input Voltage: 800V

MPPT Operating Range: 200–650V

Start-Up Voltage: 160V

Rated PV Input Voltage: 550V

Full Load DC Voltage Range: 350–650V

Max. PV Input Current: 34A + 17A

Max. PV Short-Circuit Current: 45A

Battery Voltage Range: 40–60V (48V system)

Max. Charging / Discharging Current: 240A

Battery Type: Lithium-ion or lead-acid

Charging Method: 3-stage (with equalization) or BMS-adaptive

AC Output Voltage: 3-phase 220/380V or 230/400V

Max. AC Output Power: 13,200W

Rated AC Output Current: 18.2A

Max. AC Output Current: 27.3A

AC Passthrough (Grid to Load): 45A

Unbalanced Output Support: 100% (each phase up to 50% rated power)

Peak Power (Off-Grid): 2× rated power for 10 seconds

Efficiency: Max 97.6% | Euro Efficiency: 97.0% | MPPT Efficiency 99.9%

Power Factor Adjustment: 0.8 leading to 0.8 lagging

Monitoring & Interface: Color LCD, RS485, CAN

Monitoring Options: Wi-Fi / GPRS / LAN (optional)

Protection Features:

Type II surge protection (AC & DC)

Reverse polarity, insulation, overcurrent, short circuit, and residual current protection

Anti-islanding, AFCI (optional), and ground fault detection

Parallel Support: Up to 16 units (on-grid or off-grid)

Time-Based Battery Scheduling: 6 configurable periods

AC Coupling: Yes – ideal for retrofit systems

Physical Specs:

Dimensions: 422 × 699.3 × 279 mm

Weight: 33.6 kg

Cooling: Smart active cooling

Noise Level: <45 dB

IP Rating: IP65 (indoor/outdoor)

Operating Temperature Range: -45°C to +60°C (derates above 45°C)

Altitude Limit: 2000 m

Warranty: 5 years standard

The SUN-12K-SG04LP3-EU is an advanced hybrid inverter delivering strong off-grid capability, high charge rates, and robust phase balancing — the ideal solution for demanding 48V three-phase systems.