SunPower SPR-E20-245
Mono-c-Si
245.025
W Pmax
48.8
V Voc
6.43
A Isc
40.5
V Vmp
6.05
A Imp
19.7
% eff.
0.7809
FF
72
cells
IV & PV Curves at STC (1000 W/m², 25 °C)
IV Curves — Multiple Conditions
Irradiance sweep at 25 °C
Temperature sweep at 1000 W/m²
Single-Diode Model Parameters
Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Nameplate (STC) | |||
| STC Power | STC | 245.025 | W |
| PTC Power | PTC | 225.5 | W |
| Open-circuit voltage | V_oc_ref | 48.8 | V |
| Short-circuit current | I_sc_ref | 6.43 | A |
| Max-power voltage | V_mp_ref | 40.5 | V |
| Max-power current | I_mp_ref | 6.05 | A |
| Fill factor | FF | 0.7809 | — |
| Efficiency (STC) | η | 19.7 | % |
| Temperature Coefficients | |||
| Isc temperature coefficient | alpha_sc | 0.002508 | A/°C |
| Voc temperature coefficient | beta_oc | -0.123952 | V/°C |
| Pmax temperature coefficient | gamma_r | -0.324 | %/°C |
| NOCT | T_NOCT | 50.3 | °C |
| Single-Diode (De Soto) Parameters | |||
| Modified ideality factor | a_ref | 1.75172 | V |
| Light-generated current (ref) | I_L_ref | 6.43768 | A |
| Saturation current (ref) | I_o_ref | — | A |
| Series resistance | R_s | 0.46649 | Ω |
| Shunt resistance (ref) | R_sh_ref | 390.703 | Ω |
| Cells in series | N_s | 72 | — |
| CEC Adjust factor | Adjust | 4.9038 | % |
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Module Specifications
Technology
Mono-c-Si
Bifacial
No
BIPV
No
Cells in series
72
Module area
1.244 m²
Dimensions
1.559 × 0.798 m
NOCT
50.3 °C
CEC listing date
11/16/2022
Annual degradation
0.25%/yr
Measured Data
No measured data yet for this module.
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