WAAREE ENERGIES LIMITED WS-270

Multi-c-Si

270 W Pmax

38.0 V Voc

9.2 A Isc

31.6 V Vmp

8.55 A Imp

16.68 % eff.

0.7728 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	270.18	W
PTC Power	PTC	244.9	W
Open-circuit voltage	V_oc_ref	38.0	V
Short-circuit current	I_sc_ref	9.2	A
Max-power voltage	V_mp_ref	31.6	V
Max-power current	I_mp_ref	8.55	A
Fill factor	FF	0.7728	—
Efficiency (STC)	η	16.68	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004388	A/°C
Voc temperature coefficient	beta_oc	-0.140182	V/°C
Pmax temperature coefficient	gamma_r	-0.4333	%/°C
NOCT	T_NOCT	46.0	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.59565	V
Light-generated current (ref)	I_L_ref	9.21129	A
Saturation current (ref)	I_o_ref	4.07e-10	A
Series resistance	R_s	0.1879	Ω
Shunt resistance (ref)	R_sh_ref	153.131	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	-0.2564	%

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 Pmp0.3036	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

Actions

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.62 m²

Dimensions 1.96 × 0.99 m

NOCT 46.0 °C

Temp. coefficient of Pmax -0.433 %/°C

Temp. coefficient of Voc -0.369 %/°C

Temp. coefficient of Isc 0.048 %/°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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