The PROsinus-500-LFP4 inverter features a pure sine wave, a rated power of 300 W and a rated input voltage of 12 V. It provides AC power at an output frequency of 50/60 Hz and achieves a DC-to-AC conversion efficiency of at least 85%. It includes battery charging functions and protection against overload, short circuit, and high or low voltage.

• Type: Pure sine wave
• Rated power: 300 W
• Rated input voltage: 12 V
• Battery type: 12 V DC
• Maximum battery voltage: 15 V DC
• Input voltage range: 190–260 V AC
• Input frequency range: 45–60 Hz
• Output voltage range: 190–245 V AC ±5% / 230 V AC ±3% in inverter mode
• Output frequency: 50/60 Hz ±0.5 Hz
• Output voltage waveform: Pure sine wave
• Output efficiency: At least 85% (DC to AC)
• Maximum battery charging current: 10 A
• Battery capacity: 50–200 Ah (recommended: 55 Ah)
• Charging time: 4–14 hours, depending on battery capacity
• Charging current: 3 A / 5 A / 10 A
• Charging voltage range: 13.9–14.5 V (charging cycle) / 13.3–13.9 V (maintenance charging)
• Low battery voltage threshold: 10.5–11.5 V (lead-acid battery) / 10.9–11.5 V (LiFePO4)
• Battery undervoltage protection: 9.8–11 V (lead-acid battery) / 10.6–11 V (LiFePO4)
• Protections: Overload, short circuit, and high or low voltage
• Operating temperature: 0–40 °C
• Permissible humidity: 10–90%
• Weight: 3.95 kg
• Dimensions: 138 × 226 × 155 mm