Hanersun Energy Co., Ltd.
HN21-66HT660W
TIER 2
Monocrystalline
660
Pmax (W)
21.78%
Efficiency
—
Voc
30Y
Warranty
Technical Specifications
| Brand | Hanersun Energy Co., Ltd. |
| Model | HN21-66HT660W |
| Max Power (Pmax) | 660W |
| Efficiency | 21.78% |
| Cell Type | Monocrystalline |
Above-Average Efficiency: At 21.78% efficiency, this module offers above-average energy conversion for its class.
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 59 Hanersun Energy Co., Ltd. models in database
FAQ
What are the dimensions and weight of the Hanersun Energy Co., Ltd. HN21-66HT660W?
Dimensions vary by configuration.
What is the max power output of the Hanersun Energy Co., Ltd. HN21-66HT660W?
The Hanersun Energy Co., Ltd. HN21-66HT660W is rated at 660W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Hanersun Energy Co., Ltd. HN21-66HT660W?
This panel has 21.78% efficiency, which is above average efficiency for commercial solar panels.
How long is the warranty for the Hanersun Energy Co., Ltd. HN21-66HT660W?
The HN21-66HT660W comes with a 30-year product warranty covering defects and degradation.