Description
The Ameresco Solar 50J is a 50-watt monocrystalline solar panel built for reliable, off-grid performance in extreme environments. Featuring robust construction and certified for use in Class I, Division 2 hazardous locations, this 12V module is ideal for oil & gas sites, monitoring equipment, and remote power systems. Its field-accessible junction box, thick scratch-resistant backsheet, and high-transmission glass make it a top choice for industrial-grade solar applications.
Key Features:
- 50W monocrystalline panel with 12V nominal output
- Certified for Class I, Division 2 hazardous locations
- Durable construction with high-strength aluminum frame and tempered glass
- Accessible J-box with screw terminals and cable gland compatibility
- Field-proven in extreme climates including Antarctica and offshore sites
- High reliability diode placement and industry-proven cell interconnections
Ideal Applications:
- Oil & gas infrastructure and field monitoring
- Remote industrial control systems
- Off-grid telecommunications and sensors
- Lighting and security systems
- Hazardous zone power solutions
Electrical Specifications:
| Electrical Characteristics | |
|---|---|
| Maximum Power – Pmax | 50W – STC, 36W – NOCT |
| Voltage at Pmax – Vmpp | 17.9V – STC, 15.9V – NOCT |
| Current at Pmax – Impp | 2.79A – STC, 2.25A – NOCT |
| Open Circuit Voltage – Voc | 22.1V – STC, 20.1V – NOCT |
| Short Circuit Current – Isc | 2.90A – STC, 2.35A – NOCT |
| Module Efficiency | 11.1% |
| Efficiency Reduction @ 200W/m² | <5% – 10.5% efficiency |
| Nominal Voltage | 12V |
| Power Tolerance | ±10% |
| Limiting Reverse Current | 3.20A |
| Max System Voltage | 50V – NEC / 1000V – IEC |
| Max Series Fuse Rating | 8A |
| Temperature Coeff. – Pmax | -0.45%/°C |
| Temperature Coeff. – Voc | -0.360%/°C |
| Temperature Coeff. – Isc | +0.105%/°C |
| Nominal Operating Cell Temp – NOCT | 47 ±2°C |
Mechanical Specifications:
| Mechanical Data | |
|---|---|
| Dimensions | 839 x 537 x 50 mm – 33.0 x 21.1 x 2 in |
| Weight | 6 kg – 13.2 lbs |
| Solar Cells | 72 crystalline silicon cells |
| Front Cover | 3.2mm high-transmission tempered glass |
| Backsheet | White polyester |
| Frame | Silver anodized aluminum |
| Diodes | 2 Schottky bypass diodes |
| Junction Box | IP65 with 4-terminal screw block; accepts PG13.5, M20 conduit or 6–12mm cable |
Certifications:
- UL 1703 / ULC ORD-C1703 – by Intertek ETL
- IEC 61215 / 61730, EN 61215 / 61730
- CSA C22.2 No. 213, Class I Division 2 Groups A, B, C, D
- ISO 9001 Certified Manufacturing
- Conforms with EU Directive 2006/95/EC
Warranty:
- 2-year workmanship and material warranty
- 12-year minimum 90% power output guarantee
- Optional 25-year performance warranty available
Warranty Information
2-year materials & workmanship; 12-year 90% power; optional 25-year power
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