SunPower SPR-X21-470-COM
Mono-c-Si
469.737
W Pmax
91.8
V Voc
6.43
A Isc
77.9
V Vmp
6.03
A Imp
21.75
% eff.
0.7958
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 | 469.737 | W |
| PTC Power | PTC | 438.0 | W |
| Open-circuit voltage | V_oc_ref | 91.8 | V |
| Short-circuit current | I_sc_ref | 6.43 | A |
| Max-power voltage | V_mp_ref | 77.9 | V |
| Max-power current | I_mp_ref | 6.03 | A |
| Fill factor | FF | 0.7958 | — |
| Efficiency (STC) | η | 21.75 | % |
| Temperature Coefficients | |||
| Isc temperature coefficient | alpha_sc | 0.001993 | A/°C |
| Voc temperature coefficient | beta_oc | -0.268974 | V/°C |
| Pmax temperature coefficient | gamma_r | -0.352 | %/°C |
| NOCT | T_NOCT | 45.7 | °C |
| CEC Single-Diode (De Soto) Parameters | |||
| Modified ideality factor | a_ref | 3.43956 | V |
| Light-generated current (ref) | I_L_ref | 6.43545 | A |
| Saturation current (ref) | I_o_ref | — | A |
| Series resistance | R_s | 0.51322 | Ω |
| Shunt resistance (ref) | R_sh_ref | 604.981 | Ω |
| Cells in series | N_s | 128 | — |
| CEC Adjust factor | Adjust | -0.0085 | % |
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Module Specifications
Technology
Mono-c-Si
Bifacial
No
BIPV
No
Cells in series
128
Module area
2.16 m²
NOCT
45.7 °C
CEC listing date
11/16/2022
Annual degradation
0.25%/yr
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