Rare Manufacturing IW-40-B12345YZZ

Mono-c-Si BIPV

40 W Pmax

9.26 V Voc

5.54 A Isc

8.0 V Vmp

5.0 A Imp

11.74 % eff.

0.7797 FF

16 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	40.0	W
PTC Power	PTC	25.7	W
Open-circuit voltage	V_oc_ref	9.26	V
Short-circuit current	I_sc_ref	5.54	A
Max-power voltage	V_mp_ref	8.0	V
Max-power current	I_mp_ref	5.0	A
Fill factor	FF	0.7797	—
Efficiency (STC)	η	11.74	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.01042	A/°C
Voc temperature coefficient	beta_oc	-0.055478	V/°C
Pmax temperature coefficient	gamma_r	-0.8983	%/°C
NOCT	T_NOCT	61.3	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	0.40819	V
Light-generated current (ref)	I_L_ref	5.54021	A
Saturation current (ref)	I_o_ref	7.3e-10	A
Series resistance	R_s	0.001	Ω
Shunt resistance (ref)	R_sh_ref	26.662	Ω
Cells in series	N_s	16	—
CEC Adjust factor	Adjust	-34.495	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV Yes

Cells in series 16

Module area 0.3406 m²

Dimensions 1.118 × 0.305 m

NOCT 61.3 °C

Temp. coefficient of Pmax -0.898 %/°C

Temp. coefficient of Voc -0.599 %/°C

Temp. coefficient of Isc 0.188 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.