Trina Solar TSM-620NEG19RC20

Mono-c-Si Bifacial

621 W Pmax

49.6 V Voc

15.91 A Isc

41.4 V Vmp

14.99 A Imp

23.16 % eff.

0.7864 FF

66 cells

Same test data as TSM-620NE19RC. 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	620.586	W
PTC Power	PTC	584.3	W
Open-circuit voltage	V_oc_ref	49.6	V
Short-circuit current	I_sc_ref	15.91	A
Max-power voltage	V_mp_ref	41.4	V
Max-power current	I_mp_ref	14.99	A
Fill factor	FF	0.7864	—
Efficiency (STC)	η	23.16	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006762	A/°C
Voc temperature coefficient	beta_oc	-0.123306	V/°C
Pmax temperature coefficient	gamma_r	-0.3132	%/°C
NOCT	T_NOCT	45.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.76096	V
Light-generated current (ref)	I_L_ref	15.92704	A
Saturation current (ref)	I_o_ref	9.15e-12	A
Series resistance	R_s	0.17716	Ω
Shunt resistance (ref)	R_sh_ref	165.384	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	4.4863	%

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 66

Module area 2.68 m²

NOCT 45.2 °C

Temp. coefficient of Pmax -0.313 %/°C

Temp. coefficient of Voc -0.249 %/°C

Temp. coefficient of Isc 0.043 %/°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.

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