Sigenergy – Sigen PV Inverter 50kW

Compact, Safe, and Efficient Solar Power Solution for Mid-Scale Projects. 

Key Features:

50 kW Output Power – Ideal for commercial solar setups.

Battery-Ready – Seamlessly integrates with SigenStack BAT 12.0 for energy storage (supports 4–21 modules).

Flexible & Scalable – Supports parallel operation without a data logger.

Safety First – AFCI, DC reverse polarity, residual current monitoring, and more.

Outdoor-Proof – IP66 protection and smart air cooling for all-weather reliability.

Efficient – Up to 98.6% max efficiency at 400V and 98.8% at 480V.

Learn more about Sigenergy here. 

Technical Specifications:

PV Input (DC):

• Max. PV Input Power: 100,000 Wp
• Max. DC Input Voltage: 1,100 V
• Nominal DC Input Voltage: 600V @380/400 Vac, 720V @480 Vac
• Start-up Voltage: 180 V
• MPPT Voltage Range: 160 – 1,000 V
• Number of MPPTs: 4
• PV Strings per MPPT: 2
• Max. Input Current per MPPT: 32 A
• Max. Short-Circuit Current per MPPT: 50 A

Battery Input (DC):

• Compatible Battery Model: SigenStack BAT 12.0
• Supported Battery Quantity: 4 – 21 modules
• Max. Charge Power: 50,000 W
• Max. Discharge Power: 50,000 W
• Max. Operating Current: 180 A

AC Output:

• Nominal Active Power: 50,000 W
• Max. Apparent Power: 50,000 VA
• Max. Active Power (cosΦ = 1): 50,000 W
• Nominal Output Voltage: 400/480V, 3W+(N)+PE
• Nominal Output Current:
• • 72.5 A @400Vac
  • 60.2 A @480Vac
• Max. Output Current:
• • 72.5 A @400Vac
  • 60.2 A @480Vac
• Nominal Grid Frequency: 50 / 60 Hz
• Power Factor: 0.8 leading to 0.8 lagging
• THDi (Total Harmonic Distortion): < 3%

Efficiency:

• Max. Efficiency: 98.6% @400V, 98.8% @480V
• European Efficiency: 98.3% @400V, 98.4% @480V

General Specifications:

• Dimensions: 918 × 640 × 340 mm
• Weight: 78 kg
• Nighttime Power Consumption: < 3.5 W
• Operating Temp Range: -30°C to 60°C
• Storage Temp Range: -40°C to 70°C
• Relative Humidity: 0% – 100%
• Max Operating Altitude: 5,000 m (derating above 4,000 m)
• Cooling: Smart air cooling
• Ingress Protection: IP66
• PV Connection Type: MC4 (max. 6 mm²)
• AC Connection Type: OT/DT terminal (max. 240 mm²)
• Communication Interfaces: WLAN, Fast Ethernet, RS485, Sigen CommMod (4G/3G/2G)
• Safety Protections: DC reverse polarity, insulation & residual current monitoring, AFCI, AC overcurrent/overvoltage/short-circuit, surge protection (Type II), anti-islanding

Sigenergy Commercial Installation