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Brand range: 400W–445W
Monocrystalline
SUNPLUS OPTIMUM INC. SR4-54HTB-440M
Max Power
440W
Efficiency
23.28%
Operating V
32.4V
Warranty
25Y
Technical Specifications
| Open Circuit Voltage (Voc) | 39.4V |
| Short Circuit Current (Isc) | 14.01A |
| Voltage at Pmax (Vmp) | 32.4V |
| Current at Pmax (Imp) | 13.59A |
| Temp. Coefficient of Pmax | -0.363%/°C |
| Dimensions | 1766 x 1070 x 35 mm |
| Weight | 23.6kg |
| NOCT | 45.4°C |
| PTC Rating | 415.5W |
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 10 SUNPLUS OPTIMUM INC. models in database
FAQ
What is the max power output of the SUNPLUS OPTIMUM INC. SR4-54HTB-440M?
The SUNPLUS OPTIMUM INC. SR4-54HTB-440M is rated at 440W under STC (1000 W/m², 25°C, AM 1.5).
How long is the warranty for the SUNPLUS OPTIMUM INC. SR4-54HTB-440M?
The SR4-54HTB-440M comes with a 25-year product warranty covering defects and degradation.
How efficient is the SUNPLUS OPTIMUM INC. SR4-54HTB-440M?
This panel has 23.28% efficiency, which is high for commercial solar panels.
What are the dimensions and weight of the SUNPLUS OPTIMUM INC. SR4-54HTB-440M?
It measures 1766 x 1070 x 35 mm and weighs 23.6kg.
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This SUNPLUS OPTIMUM INC. model ranks among the brand's most efficient panels at 23.28%.
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