Hanwha Q CELLS Q.PEAK-G4.1 300

Mono-c-Si
300 W Pmax
39.76 V Voc
9.77 A Isc
32.41 V Vmp
9.26 A Imp
18.64 % eff.
0.7726 FF
60 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 300.117 W
PTC Power PTC 277.6 W
Open-circuit voltage V_oc_ref 39.76 V
Short-circuit current I_sc_ref 9.77 A
Max-power voltage V_mp_ref 32.41 V
Max-power current I_mp_ref 9.26 A
Fill factor FF 0.7726 —
Efficiency (STC) η 18.64 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.004397 A/°C
Voc temperature coefficient beta_oc -0.111328 V/°C
Pmax temperature coefficient gamma_r -0.379 %/°C
NOCT T_NOCT 44.9 °C
Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.5158 V
Light-generated current (ref) I_L_ref 9.77347 A
Saturation current (ref) I_o_ref 3.95e-11 A
Series resistance R_s 0.29834 Ω
Shunt resistance (ref) R_sh_ref 840.94 Ω
Cells in series N_s 60 —
CEC Adjust factor Adjust 8.5068 %
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 Pmp-0.0025 Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/
Actions
Module Specifications
Technology Mono-c-Si
Bifacial No
BIPV No
Cells in series 60
Module area 1.61 m²
NOCT 44.9 °C
Temp. coefficient of Pmax -0.379 %/°C
Temp. coefficient of Voc -0.280 %/°C
Temp. coefficient of Isc 0.045 %/°C
CEC list On the 23 Jun 2026 list
Parameters from 16 Nov 2022 list
Annual degradation 0.5%/yr
Measured Data
Sandia PMatrixandTempCoData 2019 40 pts

Lab measurement · Pmp 21.8–317.6 W

Performance Matrix Temperature Coefficients
G
100.0–1100.0 W/m²
Tcell
15.0–75.0 °C
G (W/m²) Tcell (°C) Pmp (W)
100 15 28.8
100 25 27.7
100 50 24.9
100 75 21.8
200 15 59.3
200 25 57.0
200 50 51.2
200 75 45.3
400 15 120.6
400 25 116.0
400 50 104.7
400 75 92.6
600 15 182.0
600 25 175.0
600 50 157.9
600 75 140.1
800 15 242.1
800 25 233.2
800 50 209.9
800 75 186.4
1000 15 301.2
1000 15 300.9
1000 20 295.6
1000 25 289.9
1000 25 289.9
1000 30 284.2
1000 35 278.7
1000 40 272.6
1000 45 266.9
1000 50 260.8
1000 50 260.7
1000 55 255.2
1000 60 249.3
1000 65 243.5
1000 70 237.5
1000 75 231.4
1000 75 231.4
1100 25 317.6
1100 50 285.2
1100 75 253.5

Sandia National Laboratories — PV Module Performance Matrix and Temperature Coefficient Data (2019). https://pvpmc.sandia.gov/

Same Test Data

3 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 %.

Was this page useful?

© 2026 PV Ivy. All Rights Reserved.