Shanghai Aerospace Automobile Electromechanical Co. Ltd. HT72-18X-540 [Clr]

Mono-c-Si Bifacial

541 W Pmax

49.5 V Voc

13.9 A Isc

41.7 V Vmp

12.97 A Imp

20.88 % eff.

0.7861 FF

72 cells

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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	540.849	W
PTC Power	PTC	498.3	W
Open-circuit voltage	V_oc_ref	49.5	V
Short-circuit current	I_sc_ref	13.9	A
Max-power voltage	V_mp_ref	41.7	V
Max-power current	I_mp_ref	12.97	A
Fill factor	FF	0.7861	—
Efficiency (STC)	η	20.88	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004726	A/°C
Voc temperature coefficient	beta_oc	-0.126225	V/°C
Pmax temperature coefficient	gamma_r	-0.387	%/°C
NOCT	T_NOCT	46.0	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.93338	V
Light-generated current (ref)	I_L_ref	14.0607	A
Saturation current (ref)	I_o_ref	1.03e-10	A
Series resistance	R_s	0.13888	Ω
Shunt resistance (ref)	R_sh_ref	89.937	Ω
Cells in series	N_s	144	—
CEC Adjust factor	Adjust	25.3452	%

The CEC list gives 144 cells in series, which puts 0.34 V on each cell. A silicon cell gives 0.55 to 0.80 V, so PV Ivy uses 72 cells in series for the .PAN file and Similar Modules, found from the model name (72 cells).

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 72 (inferred, CEC lists 144)

Module area 2.59 m²

NOCT 46.0 °C

Temp. coefficient of Pmax -0.387 %/°C

Temp. coefficient of Voc -0.255 %/°C

Temp. coefficient of Isc 0.034 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

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