Hanwha Q CELLS QPEAK DUO ML-G12S3/BFG 655

Mono-c-Si Bifacial

655 W Pmax

45.66 V Voc

18.33 A Isc

37.78 V Vmp

17.34 A Imp

21.62 % eff.

0.7827 FF

66 cells

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	655.105	W
PTC Power	PTC	615.9	W
Open-circuit voltage	V_oc_ref	45.66	V
Short-circuit current	I_sc_ref	18.33	A
Max-power voltage	V_mp_ref	37.78	V
Max-power current	I_mp_ref	17.34	A
Fill factor	FF	0.7827	—
Efficiency (STC)	η	21.62	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007149	A/°C
Voc temperature coefficient	beta_oc	-0.120086	V/°C
Pmax temperature coefficient	gamma_r	-0.347	%/°C
NOCT	T_NOCT	43.4	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.67423	V
Light-generated current (ref)	I_L_ref	18.34288	A
Saturation current (ref)	I_o_ref	2.6e-11	A
Series resistance	R_s	0.15546	Ω
Shunt resistance (ref)	R_sh_ref	221.203	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	6.2735	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 66

Module area 3.03 m²

NOCT 43.4 °C

Temp. coefficient of Pmax -0.347 %/°C

Temp. coefficient of Voc -0.263 %/°C

Temp. coefficient of Isc 0.039 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

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