The SureSine is a 300 watt pure sine wave inverter (12 volt DCinput) designed specifically for remote off-grid photovoltaic (PV)systems. It is an ideal inverter for rural electrification projects,telecom, remote cabins and weekend homes, and RV or caravans and boats.The SureSine’s combination of performance, features and competitiveprice provides the best small inverter value on the market.
Warranty Model Numbers - SI-300-115V-UL (60 Hz), SI-300-220V (50 Hz), SI-300-115V (60 Hz)
Key Features and Benefits - Pure Sine Wave
- Handles up to 200% surge
- 55mA self consumption (standby mode)
- No internal cooling fan
- Adjustable and Programmable
- Toroidal transformer design
- Peak efficiency of 92%
- Extensive electronic protections with automatic recovery
- Protected against harsh tropical and marine environment
- Product Specifications | Download
| Electrical Specifications |
| Continuous Power Rating | 300 Watts @ 25C |
| Peak Power Rating (10 minutes) | 600 Watts @ 25C |
| DC Input Voltage | 10.0V — 15.5V |
| Waveform | Pure sine wave |
| AC Output Voltage (RMS)* | 220V ( +/— 10%) |
| AC Output Frequency* | 220 VAC at 50 HZ (+/— 0.1%) |
| Peak Efficiency | 92% |
| Total Harmonic Distortion (THD) | < 4% |
| Self Consumption | |
| Inverter On (no load) | 450mA |
| Inverter Off | 25mA |
| Stand-by | 55mA |
| Low Voltage Disconnect (LVD) | 11.5 V or 10.5 V** |
| Low Voltage Reconnect | 12.6 V or 11.6 V** |
| LVD Warning Threshold (buzzer) | 11.8 V or 10.8 V** |
| LVD Delay Period | 4 minutes |
| High Voltage Disconnect | 15.5 V |
| High Voltage Reconnect | 14.5 V |
| Standby On Threshold | 8 Watts |
| Standby Off Threshold | 8 Watts |
| High Temperature Disconnect | 95C (heatsink) |
| High Temperature Reconnect | 80C (heatsink) |
| Mechanical Specifications |
| Dimensions | 8.4 x 6.0 x 4.1 in 213 x 152 x 105 mm |
| Weight | 4.5 Kg / 10.0 lbs |
| AC Terminals Max. Wire Size | 4 mm2 / 12 AWG |
| DC Terminals Max. Wire Size | 2.5 to 35 mm2 14 to 2 AWG |
| Remote On/Off Terminals Max. Wire Size | 0.25 to 1.0 mm2 24 to 16 AWG |
| Enclosure | IP20 Cast anodized aluminum |
| Environmental Specifications |
| Ambient Operating Temp | —40C to +45C |
| Storage Temperature | —55C to +85C |
| Humidity | 100% (non-condensing) |
| Tropicalization | Conformal coating on printed circuit boards Epoxy encapsulated transformer and inductors |
| Certifications |
| CE Compliant UL Listed (UL 458) — 115 V version ONLY cUL (CSA C22.2 No. 107.1-01) — 115 V version ONLY |
