Phono Solar Technology Co.Ltd. PS645L8GFH-22/WNHB

Mono-c-Si
645 W Pmax
50.1 V Voc
16.03 A Isc
42.3 V Vmp
15.26 A Imp
24.09 % eff.
0.8038 FF
66 cells

Same test data as PS645L8GFH-22/WNH. 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 645.498 W
PTC Power PTC 614.5 W
Open-circuit voltage V_oc_ref 50.1 V
Short-circuit current I_sc_ref 16.03 A
Max-power voltage V_mp_ref 42.3 V
Max-power current I_mp_ref 15.26 A
Fill factor FF 0.8038 —
Efficiency (STC) η 24.09 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.006733 A/°C
Voc temperature coefficient beta_oc -0.118737 V/°C
Pmax temperature coefficient gamma_r -0.293 %/°C
NOCT T_NOCT 43.1 °C
Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.7322 V
Light-generated current (ref) I_L_ref 16.03648 A
Saturation current (ref) I_o_ref 4.37e-12 A
Series resistance R_s 0.14923 Ω
Shunt resistance (ref) R_sh_ref 369.295 Ω
Cells in series N_s 22 —
CEC Adjust factor Adjust 3.082 %

The CEC list gives 22 cells in series, which puts 2.28 V on each cell. A silicon cell gives 0.55 to 0.80 V, so PV Ivy uses 66 cells in series for the .PAN file and Similar Modules, found from the CEC count times 3 (it counts one bypass substring).

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Module Specifications
Technology Mono-c-Si
Bifacial No
BIPV No
Cells in series 66 (inferred, CEC lists 22)
Module area 2.68 m²
NOCT 43.1 °C
Temp. coefficient of Pmax -0.293 %/°C
Temp. coefficient of Voc -0.237 %/°C
Temp. coefficient of Isc 0.042 %/°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.

Related Models
Similar Modules

Other manufacturers, same technology and cell count, power within 3 %.

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