Hounen Solar America Inc HNM7-UHLDD144-570/N

Mono-c-Si Bifacial

570 W Pmax

51.1 V Voc

14.23 A Isc

42.4 V Vmp

13.45 A Imp

22.1 % eff.

0.7843 FF

72 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	570.28	W
PTC Power	PTC	535.5	W
Open-circuit voltage	V_oc_ref	51.1	V
Short-circuit current	I_sc_ref	14.23	A
Max-power voltage	V_mp_ref	42.4	V
Max-power current	I_mp_ref	13.45	A
Fill factor	FF	0.7843	—
Efficiency (STC)	η	22.1	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007528	A/°C
Voc temperature coefficient	beta_oc	-0.127546	V/°C
Pmax temperature coefficient	gamma_r	-0.3067	%/°C
NOCT	T_NOCT	46.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.81326	V
Light-generated current (ref)	I_L_ref	14.2427	A
Saturation current (ref)	I_o_ref	8.1e-12	A
Series resistance	R_s	0.2245	Ω
Shunt resistance (ref)	R_sh_ref	251.473	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	3.8127	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 72

Module area 2.58 m²

NOCT 46.2 °C

Temp. coefficient of Pmax -0.307 %/°C

Temp. coefficient of Voc -0.250 %/°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.

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