| Customization: | Available |
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| After-sales Service: | Yes |
| Warranty: | 12years |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Payment Methods: |
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| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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| Type | SUN 540-DE21M | SUN 545-DE21M | SUN 550-DE21M | SUN 555-DE21M | SUN 560-DE21M |
| Maximum Power(Pmax) | 540W | 545W | 550W | 555W | 560W |
| Maximum Power Voltage(Vmp) | 41.65V | 41.80V | 41.95V | 42.10V | 42.25V |
| Maximum Power Current(Imp) | 12.97A | 13.04A | 13.12A | 13.19A | 13.26A |
| Open-circuit Voltage(Voc) | 49.50V | 49.65V | 49.80V | 49.95V | 50.10V |
| Short-circuit Current(Isc) | 13.85A | 13.92A | 13.98A | 14.04A | 14.10A |
| Module Efficiency STC(%) | 20.90% | 21.10% | 21.30% | 21.50% | 21.70% |
| Operating Temperature(°C) | -40°C~+85°C | ||||
| Maximum system voltage | 1500VDC(IEC) | ||||
| Maximum series fuse rating | 25A | ||||
| Power tolerance | 0-3% | ||||
| Temperature coefficients of Pmax | -0.340%C | ||||
| Temperature coefficients of Voc | -0.265%C | ||||
| Temperature coefficients of Isc | 0.05%C | ||||
| Nominal operating cell temperature(NOCT) |
45±2°C | ||||
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