ET SOLAR POWER HONGKONG LIMITED ET-N866TBH690GL

Mono-c-Si

691 W Pmax

48.16 V Voc

18.26 A Isc

39.73 V Vmp

17.38 A Imp

22.2 % eff.

0.7852 FF

66 cells

Same test data as ET-N866TBH690GB. 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	690.507	W
PTC Power	PTC	654.8	W
Open-circuit voltage	V_oc_ref	48.16	V
Short-circuit current	I_sc_ref	18.26	A
Max-power voltage	V_mp_ref	39.73	V
Max-power current	I_mp_ref	17.38	A
Fill factor	FF	0.7852	—
Efficiency (STC)	η	22.2	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.008345	A/°C
Voc temperature coefficient	beta_oc	-0.108601	V/°C
Pmax temperature coefficient	gamma_r	-0.2991	%/°C
NOCT	T_NOCT	43.4	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.66175	V
Light-generated current (ref)	I_L_ref	18.26794	A
Saturation current (ref)	I_o_ref	4.7e-12	A
Series resistance	R_s	0.18497	Ω
Shunt resistance (ref)	R_sh_ref	425.597	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	7.8055	%

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 66

Module area 3.11 m²

NOCT 43.4 °C

Temp. coefficient of Pmax -0.299 %/°C

Temp. coefficient of Voc -0.226 %/°C

Temp. coefficient of Isc 0.046 %/°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 %.