Zhejiang Sunpro Power Technology Co Ltd SPDG635-132M12

Mono-c-Si

635 W Pmax

44.64 V Voc

18.32 A Isc

36.75 V Vmp

17.28 A Imp

20.89 % eff.

0.7765 FF

66 cells

Same test data as SP635-132M12T. CEC lists each frame, color and backsheet version as its own listing.

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at 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 · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	635.04	W
PTC Power	PTC	595.2	W
Open-circuit voltage	V_oc_ref	44.64	V
Short-circuit current	I_sc_ref	18.32	A
Max-power voltage	V_mp_ref	36.75	V
Max-power current	I_mp_ref	17.28	A
Fill factor	FF	0.7765	—
Efficiency (STC)	η	20.89	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.00971	A/°C
Voc temperature coefficient	beta_oc	-0.120974	V/°C
Pmax temperature coefficient	gamma_r	-0.351	%/°C
NOCT	T_NOCT	43.8	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.66794	V
Light-generated current (ref)	I_L_ref	18.33612	A
Saturation current (ref)	I_o_ref	4.31e-11	A
Series resistance	R_s	0.16017	Ω
Shunt resistance (ref)	R_sh_ref	181.992	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	7.2579	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 66

Module area 3.04 m²

NOCT 43.8 °C

Temp. coefficient of Pmax -0.351 %/°C

Temp. coefficient of Voc -0.271 %/°C

Temp. coefficient of Isc 0.053 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

Same Test Data

2 listings with identical nameplate test data, one per frame, color or backsheet version.

Similar Modules

Other manufacturers, same technology and cell count, power within 3 %.