Greensun Solar GSM660W
PayPal Pay in 4 interest-free payments of $45.00 on qualifying orders, or monthly financing with PayPal Pay Later.
Available at checkout for eligible US buyers. Subject to approval.
Ships by freight. Carrier checkout rates can’t price this correctly — we quote the exact delivered rate to your ZIP.
Orders ship via freight or ground from our Louisville, KY warehouse. Tracking provided once your order ships.
Ships via LTL freight — palletized, liftgate available. Our team confirms freight details within 1 business day.
Secure checkout · Wire/ACH accepted on quotes · Freight arranged for you
Transit estimates from Louisville, KY. Freight details →
- SKU
- PES-SPS-SOL-7417
Complete the job
Compatible gear contractors pair with this item
PES Supply is an authorized distributor for PES Supply. 50,000+ SKUs from 169 authorized brands.
Greensun GSM660W Monocrystalline Solar Panel
GSM660W | Monocrystalline | 132 Cells Mono | Mono | 1500V System Voltage
Product Overview
The Greensun GSM660W Monocrystalline Solar Panel delivers exceptional energy performance for modern solar installations. This high-power module features a robust 660 Wp output with a power tolerance ranging from 0 to +3 percent. Its advanced monocrystalline cell technology ensures superior efficiency levels of 21.1 percent under standard test conditions. The panel is designed to withstand diverse environmental challenges while maintaining consistent power generation year after year. Builders and homeowners alike benefit from its compact dimensions and lightweight profile of 36 kilograms. This Greensun solar panel integrates seamlessly into residential and commercial arrays. It supports a maximum system voltage of 1500 volts for flexible wiring configurations. The module operates efficiently across a wide temperature range with minimal power loss. Its 132-cell configuration optimizes light absorption for maximum daily energy harvest. This product represents a reliable choice for sustainable energy projects globally.
Key Benefits
High Power Output: Generates 660 Wp to maximize energy production for large-scale or space-constrained installations.
Superior Efficiency: Achieves 21.1 percent module efficiency to convert sunlight into electricity more effectively than standard panels.
Temperature Resilience: Features a low Pmax temperature coefficient of -0.35 percent per degree Celsius for stable performance in heat.
Durable Construction: Built with 132 high-quality monocrystalline cells to ensure long-term reliability and resistance to degradation.
Easy Installation: Lightweight 36 kg design and optimized dimensions simplify mounting on various roof types or ground structures.
How It Works
The Greensun GSM660W Monocrystalline Solar Panel converts sunlight into usable electricity through the photovoltaic effect. When solar photons strike the monocrystalline silicon cells, they excite electrons within the semiconductor material. This excitation creates a flow of electrical current that is captured by the panel's internal circuitry. The generated direct current is then sent to an inverter for conversion into alternating current for home or grid use. This specific panel uses 132 cells arranged to optimize light capture across its entire surface area. The high voltage at maximum power ensures efficient energy transmission even over longer distances within the array.
Photon Absorption: Solar photons hit the monocrystalline cells and transfer energy to electrons. This process initiates the flow of electrical charge within the cell structure.
Electron Excitation: Excited electrons move freely through the silicon lattice to create a current. This movement generates the direct current power output measured in watts.
Current Collection: Metal contacts on the cell surface collect the flowing electrons efficiently. This collected current is routed to the external terminals for system integration.
Technical Specifications
| Cell Type | Monocrystalline |
| Model Number | GSM660W |
| Maximum Power (Pmax) | 660 Wp |
| Power Tolerance | 0 ~ +3 % |
| Voltage at Max Power (Vmpp) | 38.38 V |
| Current at Max Power (Impp) | 17.2 A |
| Open Circuit Voltage (Voc) | 45.55 V |
| Short Circuit Current (Isc) | 18.45 A |
| Panel Efficiency | 21.1 % |
| Temp Coeff. of Pmax | -0.35 %/°C |
| Temp Coeff. of Voc | -0.27 %/°C |
| Temp Coeff. of Isc | 0.048 %/°C |
| Max System Voltage | 1500 V |
| Dimensions (H/W/D) | 2400x1303x35 mm |
| Weight | 36 kg |
| Cell Number | 132 |
| Power Range | 660 ~ 685 Wp |
| Efficiency Range | 21.1 ~ 22.1 % |
Certifications & Compliance
Certifications: IEC 61215, IEC 61730, CE Certified
Inverter Compatibility: Compatible with all major string inverters supporting 1500V systems
Environmental: RoHS Compliant, Lead-Free Soldering, Recyclable Materials
Warranty: 12 Year Product Warranty, 25 Year Linear Power Warranty
Documentation
Product Datasheet (PDF)● Available | Contact us for lead time and pricing
| SKU | PES-SPS-SOL-7417 |
|---|---|
| Manufacturer | PES Supply |
| Container price | |
| Container qty | |
| Odoo id | |
| Pallet price | |
| Pallet qty | |
| Unit price | |
| Manufacturer | |
| Model number |
No documents available for this product. Contact us to request documentation.
