Newpowa 35W 24V High-Efficiency Monocrystalline Solar Panel – Designed for Off Grid Systems, Charges 24V Batteries of RV, Boat, Camper, Trailer, Gate Opener

Price: $49.99
(as of Feb 09, 2026 11:05:18 UTC – Details)

Product description

1 About NEWPOWA

2 U.S. Local Warehouse

3 ​R&D, Production&Testing

4 Problem Solving

1 For RV

2 For Marine

3 For Rooftop

4 For Outdoors

Model NPA35S-24J Power Output 35W Voltage MPP Vmp 34.40V Current MPP Imp 1.02A Voltage Open Circuit Voc 40.46V Short Circuit Current Isc 1.09A 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) 20.67[525]x15.75[400]x1.10[28] Weight(lbs/kg) 5.33[2.42]

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.

Solar Panel

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Price

$49.99$49.99

$37.99$37.99

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$75.99$75.99

$79.99$79.99

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MAX Watt

35W

20W

50W

60W

80W

100W

Cell Type

Monocrystalline

Monocrystalline

Monocrystalline

Monocrystalline

Monocrystalline

Monocrystalline

Dimension(in./mm)

20.67[525]x15.75[400]x1.10[28]

15.55[395]x12.01[305]x0.91[23]

28.54[725]x15.75[400]x1.18[30]

22.24[565]x23.03[585]x1.18[30]

28.74[730]x22.83[580]x1.18[30]

36.61[930]x22.83[580]x1.18[30]

Weight(lbs/kg)

5.33[2.42]

3.17[1.44]

7.66[3.48]

8.77[3.98]

10.19[4.62]

12.74[5.78]

System Voltage

24V

12V

12V

24V

12V

12V

【New Design】 Using 10BB solar cell has higher cell efficiency. It also has a better and longer lifespan.
【Product Dimensions】Product Dimensions: 20.67×15.75×1.10 in
【Maximum Power (Pmax)】35W voltage at Pmax (Vmp):34.40V, current at Pmax (Imp): 1.02A
【Easy Installation】Pre-attached 3ft bare ends wire, pre-drilled mounting holes on the frame allow for easy and quick install.
【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%.