LIGHT&HOPE ENERGY CO.LTD. LHM72H-166M-425W

Mono-c-Si
425 W Pmax
48.3 V Voc
11.23 A Isc
40.5 V Vmp
10.5 A Imp
19.78 % eff.
0.784 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 425.25 W
PTC Power PTC 399.5 W
Open-circuit voltage V_oc_ref 48.3 V
Short-circuit current I_sc_ref 11.23 A
Max-power voltage V_mp_ref 40.5 V
Max-power current I_mp_ref 10.5 A
Fill factor FF 0.784 —
Efficiency (STC) η 19.78 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.004267 A/°C
Voc temperature coefficient beta_oc -0.124614 V/°C
Pmax temperature coefficient gamma_r -0.342 %/°C
NOCT T_NOCT 43.1 °C
Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.78493 V
Light-generated current (ref) I_L_ref 11.2448 A
Saturation current (ref) I_o_ref 1.94e-11 A
Series resistance R_s 0.21076 Ω
Shunt resistance (ref) R_sh_ref 160.343 Ω
Cells in series N_s 48 —
CEC Adjust factor Adjust 10.1638 %

The CEC list gives 48 cells in series, which puts 1.01 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).

Additional Model Sources
Source Model type Fit quality Citation
CEC module list (via SAM library) Default CEC / De Soto single-diode — https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit PVsyst single-diode NMBE Pmp0.1418 Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/
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Module Specifications
Technology Mono-c-Si
Bifacial No
BIPV No
Cells in series 72 (inferred, CEC lists 48)
Module area 2.15 m²
NOCT 43.1 °C
Temp. coefficient of Pmax -0.342 %/°C
Temp. coefficient of Voc -0.258 %/°C
Temp. coefficient of Isc 0.038 %/°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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