Product description
1 ABOUT NEWPOWA
2 U.S. LOCAL WAREHOUSE
3 R&D, PRODUCTION&TESTNG
4 PROBLEM SLOVING
1 FOR RV
2 FOR MARINE
3 FOR ROOFTOP
4 FOR OUTDOORS
Model NPA220S-12J Power Output 220W Voltage MPP Vmp 17.52V Current MPP Imp 12.60A Voltage Open Circuit Voc 20.52V Short Circuit Current Isc 13.41A Temperature Coefficient Of Voc -(80±10)mV/°C Temperature Coefficient Of Isc (0.065±0.015)%/°C Cells Monocrystalline Silicon Solar Cells Grade Class A High Efficiency Module Dimension(in./mm) 56.69[1440]x30.12[765]x1.38[35] Weight(lbs/kg) 26.62[12.07]
Does a Solar Panel produce full power?
In most cases, it is normal for a solar panel to not be able to provide its full nominal power.
Factors affecting the performance of solar panels: Peak Sun Hours， Sunlight Angle， Operating Temperature， Installation Angle， Panel Shading, Etc...
How to test a solar panel?
The ideal conditions: Noon, clear sky, 25° tilt to the sun, battery is less than 40% SOCC. Disconnect the solar panel from any other loads, using a multimeter to test the panel's current and voltage.
How does temperature affect solar panel efficiency?
Solar Panel Efficiency & Temperature: -Test Temp: 77°F/25°C; -Peak Efficiency Range: 59°F/15°C to 95°F/35°C; -Temp Impact: Efficiency decreases with temperature rise. -Example: Temp coefficient of -0.5% → Power reduces by 0.5% per 50°F/10°C rise.
How to install our solar panels using different brackets?
There are mounting holes on the panel frame for easy installation using a variety of brackets. Most compatible with Newpowa's Z-mount, tilt-adjustable mount, and pole/wall mount, making panel mounting suitable for a variety of applications.
Can I connect different solar panels together?
Though mixing different solar panels is not recommended, the mismatch can be achievable as long as each panel’s electrical parameters (voltage, current, wattage) are carefully considered.
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Price
$209.99$209.99
$34.49$34.49
$69.99$69.99
$137.99$137.99
$149.99$149.99
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MAX Watt
220W
15W
100W
180W
200W
200W
Cell Type
Monocrystalline
Monocrystalline
Monocrystalline
Monocrystalline
Monocrystalline
Monocrystalline
Dimension(in./mm)
56.69[1440]x30.12[765]x1.38[35
18.9[480]x7.48[190]x1.18[30]
36.61[930]x22.83[580]x1.18[30]
45.47[1155]x30.12[765]x1.38[35
52.36[1330]x30.12[765]x1.38[35
53.94[1370]x30.12[765]x1.38[35
Weight(lbs/kg)
26.62[12.07]
3.22[1.46]
12.74[5.78]
21.56[9.78]
24.43[11.08]
23.24[10.54]
System Voltage
12V
12V
12V
12V
12V
12V
【New Design】Top Selling 220W using 10BB 182mm High Efficiency Solar Cells and cutting-edge encapsulating material with multi-layered sheet laminations.Higher cell efficiency by using 10 busbars technology
【Dimension】56.69*30.12*1.38inch. High winds (2400PA) and snow loads (5400PA)
【Maximum power (Pmax)】220W, Voltage at Pmax (Vmp):17.52V, Current at Pmax (Imp): 12.60A
【Easy Installation】Diodes are pre-installed in the junction box, with a pair of pre-attached 3ft MC4 Cable
【After-sales Service】 With a 2-year material and parts workmanship assurance.10 years of power output is greater than 90%, 25 years of power output is greater than 80%.
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Price: $209.99
(as of Apr 06, 2026 22:52:54 UTC – Details)
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