Regitec Solar BV RMHT54/425B1

Mono-c-Si

425 W Pmax

38.3 V Voc

14.15 A Isc

31.7 V Vmp

13.41 A Imp

21.8 % eff.

0.7844 FF

54 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	425.097	W
PTC Power	PTC	399.2	W
Open-circuit voltage	V_oc_ref	38.3	V
Short-circuit current	I_sc_ref	14.15	A
Max-power voltage	V_mp_ref	31.7	V
Max-power current	I_mp_ref	13.41	A
Fill factor	FF	0.7844	—
Efficiency (STC)	η	21.8	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006226	A/°C
Voc temperature coefficient	beta_oc	-0.094601	V/°C
Pmax temperature coefficient	gamma_r	-0.299	%/°C
NOCT	T_NOCT	46.8	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.32982	V
Light-generated current (ref)	I_L_ref	14.16106	A
Saturation current (ref)	I_o_ref	4.34e-12	A
Series resistance	R_s	0.18038	Ω
Shunt resistance (ref)	R_sh_ref	230.853	Ω
Cells in series	N_s	54	—
CEC Adjust factor	Adjust	-0.1618	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 54

Module area 1.95 m²

NOCT 46.8 °C

Temp. coefficient of Pmax -0.299 %/°C

Temp. coefficient of Voc -0.247 %/°C

Temp. coefficient of Isc 0.044 %/°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.

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