300W Waterproof Pure Sine Wave Inverter (P300 Series)
Compact IP67 waterproof and dustproof inverter with high conversion efficiency, fast start-up and pure sine wave output — models P300-12-110 through P300-48-220.
Product Features
- IP67 rating — waterproof and dustproof.
- High conversion efficiency and fast start-up.
- Pure sine wave output.
- Soft start function.
- Strong load adaptability and stability.
- Over-current and short circuit protection prevent damage to connected appliances.
- Built-in fuse for safe and reliable operation.
- Customizable DC input voltage: 36V, 72V, 96V, 110V, etc.
- Customizable AC output voltage: 120V, 200V, etc.
- Country-specific sockets available on request.
Performance Parameters
| Parameter | Specification |
|---|---|
| Models | P300-12-110, P300-24-110, P300-48-110, P300-12-220, P300-24-220, P300-48-220 |
| Output Power | 300W (all models) |
| Peak Power | 2 × rated power (within 5 ms) |
| DC Input Voltage | 12V / 24V / 48V DC (customizable: 36V, 72V, 96V, 110V, etc.) |
| AC Output Voltage | 110VAC / 220VAC (customizable: 120V, 200V, etc.) |
| Output Frequency | 50Hz ± 1% / 60Hz ± 1% |
| Output Waveform | Pure sine wave |
| Waveform Distortion | THD < 3% |
| Full-Load Efficiency | > 86% (DC 13V); > 88% (DC 26V); > 90% (DC 52V) |
| No-Load Current | < 0.34A (DC 13V); < 0.3A (DC 26V); < 0.2A (DC 52V) |
| Input Voltage Range (no load) | 10.6–15.3V (12V); 21.5–31.5V (24V); 40.7–61.8V (48V) |
| Under-Voltage Alarm | 10.5 ± 0.3V / 21.2 ± 0.2V / 40.5 ± 0.3V |
| Under-Voltage Protection | 9.5 ± 0.2V / 19.4 ± 0.2V / 37.5 ± 0.5V (auto recovery) |
| Under-Voltage Recovery | 12 ± 0.2V / 24.4 ± 0.2V / 47.7 ± 0.4V |
| Over-Voltage Protection | 15.5 ± 0.2V / 31.8 ± 0.3V / 62.4 ± 0.6V (auto recovery) |
| Over-Voltage Recovery | 15.4 ± 0.2V / 31.7 ± 0.3V / 62.3 ± 0.6V |
| Overload Protection | 125% – 130% |
| Protection Behavior | Under voltage: red LED + buzzer, auto recovery; Over voltage: red LED, auto recovery; Overload: red LED; Over temperature: red LED, auto recovery; Short circuit: 1s auto recovery, then auto shutdown (restart required); Reverse polarity: fuse blows |
| Operating Temperature | -10°C ~ +50°C |
| Storage Temperature | -30°C ~ +70°C |
| Humidity | 20% ~ 90% RH, non-condensing |
| Operating Altitude | ≤ 1200 m |
| Dimensions | 201 × 101 × 47 mm |
Need Custom Voltage or Sockets?
We customize DC inputs, AC outputs and plugs for different countries.
Contact Us