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Solar Panel Half-cut Monocrystalline 450 Wp

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L. Dupont

Review posted on 25 Juin 2025 by a user.

Unbeatable value for money

Quick installation, perfect design, discreet, easy to program, worked immediately. I recommend...

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  • SOLAR PANEL 450 WATTS |
  • FULL BLACK |
  • RESUN |
  • Half-cut |
  • Monocrystalline |
  • 144 Cells PV Module |
  • Power tolerance 0/+5W |
  • L 2094 mm, W 1038 mm, D 35 mm |
  • 25.00 kg |
  • Material Warranty 12 years |
  • Linear Power Warranty 30 years |
  • Efficiency 20.7%
Best price per Watt : 0.16 Per panel : 72.00

Brand : RESUN

Globe https://www.resunsolar.com/

Place No.30 Yongshun Road, Zhulin Town, Jintan District, Changzhou, Jiangsu Province, China

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Users 3218

Users (3218)

Installers 37

Installers (37)

Manufacturer 24
Distributors 56

Distributors (56)

Main suppliers

SOLARDROP
Payment WIMSE COIN, Credit card, Bank transfer
Per Watt : $0.12
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WATT-U-NEED
Payment Credit card, Bank transfer
Per Watt : $0.14
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Characteristics

  • Panel power 450 Wp
  • Panel category Half-Cut Panel
  • Efficiency 20.7%
  • Cell type Monocrystalline
  • Linear power output warranty 30 years
  • Standard warranty 12 years
  • Number of cells 144
  • Weight 25 kg
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General characteristics

Solar cells
Monocrystalline
Panel type
Framed
Model designation
RS7I-M-450
Number of cells
144

Dimensions and weight

Dimension
Length 2094 mm
Width 1038 mm
Depth 35 mm
Weight
25 kg
Panel area
2.17 m²

Mechanical characteristics

Glass thickness
3.2 mm
Frame type
Framed
Frame material
Anodized aluminum
Frame color
Black
Junction box (diodes)
3 diodes
Output cable
Ø 4 mm² / 1300 mm
Connector
MC4

Warranty

Material warranty
12 yrs
Linear power warranty
30 yrs
Power output
1 year(s); 98 %
30 years; 85 %

Higher lifetime electrical yield

First-year degradation
2 %
Linear degradation per year
0.4 %

ELECTRICAL DATA AT STC

Standard Test Conditions

Irradiance 1000W/m², cell temperature 25°C & AM1.5

Maximum output power (Pmax)
450 Wp
Maximum power voltage (Vmp)
41.5 V
Current at Pmax (Imp)
10.85 A
Open-circuit voltage (Voc)
49.3 V
Short-circuit current (Isc)
11.6 A
Module efficiency
20.7 %
Power tolerance
0/+5 W

ELECTRICAL DATA AT NOCT

Nominal Operating Cell Temperature:

Irradiance 800W/m², ambient 20°C, wind 1m/s

Maximum output power (Pmax)
336.1 W
Maximum power voltage (Vmp)
38.6 V
Current at Pmax (Imp)
8.7 A
Open-circuit voltage (Voc)
46.2 V
Short-circuit current (Isc)
9.38 A

TEMPERATURE COEFFICIENTS

NOCT
45 ± 2˚C
Temp. coeff. of Pmax
-0.34 %/˚C
Temp. coeff. of Voc
-0.32 %/˚C
Temp. coeff. of Isc
+0.05 %/˚C

MAXIMUM RATINGS

Maximum system voltage (IEC)
1500 V
Maximum system voltage (UL)
1500 V
Max. series fuse
20 A
Operating temperature range
40 ˚C ~ 85 ˚C
Maximum front load (snow)
5400 Pa
Maximum back load (wind)
2400 Pa

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