SunPower SPR-E20-445-COM
Mono-c-Si
445.419
W Pmax
86.5
V Voc
6.57
A Isc
72.9
V Vmp
6.11
A Imp
20.62
% eff.
0.7838
FF
128
cells
python manage.py precompute_iv_curves to generate them.
CEC Single-Diode Model Parameters
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Nameplate (STC) | |||
| STC Power | STC | 445.419 | W |
| PTC Power | PTC | 409.7 | W |
| Open-circuit voltage | V_oc_ref | 86.5 | V |
| Short-circuit current | I_sc_ref | 6.57 | A |
| Max-power voltage | V_mp_ref | 72.9 | V |
| Max-power current | I_mp_ref | 6.11 | A |
| Fill factor | FF | 0.7838 | — |
| Efficiency (STC) | η | 20.62 | % |
| Temperature Coefficients | |||
| Isc temperature coefficient | alpha_sc | 0.001268 | A/°C |
| Voc temperature coefficient | beta_oc | -0.28199 | V/°C |
| Pmax temperature coefficient | gamma_r | -0.424 | %/°C |
| NOCT | T_NOCT | 44.6 | °C |
| CEC Single-Diode (De Soto) Parameters | |||
| Modified ideality factor | a_ref | 3.49016 | V |
| Light-generated current (ref) | I_L_ref | 6.57698 | A |
| Saturation current (ref) | I_o_ref | — | A |
| Series resistance | R_s | 0.47311 | Ω |
| Shunt resistance (ref) | R_sh_ref | 445.255 | Ω |
| Cells in series | N_s | 128 | — |
| CEC Adjust factor | Adjust | 4.8088 | % |
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Module Specifications
Technology
Mono-c-Si
Bifacial
No
BIPV
No
Cells in series
128
Module area
2.16 m²
NOCT
44.6 °C
CEC listing date
11/16/2022
Annual degradation
0.25%/yr
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