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Go Power Solar Flex Charging System with Digital Solar Controller - 35 Watt Solar Panel
Go Power

Go Power Solar Flex Charging System with Digital Solar Controller - 35 Watt Solar Panel

Part Number: GP64ZR
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Using a flexible 35-watt solar panel and solar controller, this charging system provides an extra boost to your RV batteries while you are on the road. Panel flexes to fit on various surfaces. Controller monitors output and prevents overcharging. Great Prices for the best rv solar panels from Go Power. Go Power Solar Flex Charging System with Digital Solar Controller - 35 Watt Solar Panel part number GP64ZR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Go Power RV Solar Panels - GP64ZR

  • 40 Watts
  • Roof Mounted Solar Kit
  • Go Power
  • 1 Panel
  • AGM
  • Flooded Lead Acid
  • Gel
  • Lithium - liFePO4
  • Flexible Panels
  • 0.1 - 5 Amps
  • 24-3/8L x 14-15/16W Inch

Using a flexible 35-watt solar panel and solar controller, this charging system provides an extra boost to your RV batteries while you are on the road. Panel flexes to fit on various surfaces. Controller monitors output and prevents overcharging.


Features:

  • Solar system provides an off-grid charging solution
  • 35-Watt flexible, monocrystalline solar panel uses sunlight to charge your RV batteries
    • Durable laminated backsheet withstands water, vapor, and dirt
  • 10-Amp PWM solar controller adjusts solar panel output for a quick, consistent charge
    • Automatic multistage smart charging system helps extend battery life
    • Digital display monitors amperage, voltage, and battery capacity
  • Kit includes 1 solar panel, solar controller, MC4 cables, and all installation hardware
    • Solar panel expansions (sold separately) increase solar power output


Specs:

  • Application: 12V battery systems
  • Number of solar panels: 1
  • Solar panel wattage: 35 watts
  • Solar controller input current: 10 amps


go power solar diagram no cable entry plate

If you are an energy-conscious RV owner, the Go Power Solar Flex charging system provides clean, renewable power and an extra boost to your batteries while you are on the road. This kit comes with everything you need to charge your RV batteries with sunlight. Using a flexible solar panel, this system collects solar energy to create DC power that passes through a solar controller to charge your RV batteries.


How It Works


Collecting Solar Power

The charging process starts with the flexible solar panel, which installs on the roof of your RV. When solar energy interacts with the silicon cells in each panel, it generates a flow of DC electrical current that charges your RV's batteries. Each of the monocrystalline cells is made from a single crystal of silicon, so the electrons that create the current have more space to move, making these panels more efficient than one with polycrystalline cells. And in optimal sunlight conditions, the panel produces 35 watts per hour.


The silicon cells are set between a laminated backsheet to withstand the elements. The panel is low profile and bends up to 30 degrees to suit the shape of your RV's roof, making them more aerodynamic than traditional solar panels.


Charging and Protecting RV Battery Bank

The solar controller prevents harmful overcharging by adjusting the power generated by the solar panel before it reaches your batteries. It uses pulse width modulation technology to regulate the output through pulses that provide a consistent charge. Typically, this type of technology is a good fit for smaller systems with lower voltages.


Using a multistage charging system, the controller automatically switches voltages while the battery bank charges. This accelerates the charge, but also helps extend battery life by adjusting the voltage during the different modes. The controller is compatible with multiple battery types and includes preset charging profiles for sealed/gel, AGM, flooded/wet cell, and lithium batteries.


Charging Modes

  1. Bulk: This mode charges at the full rated load for a quicker recharge time. As the name suggests, this is where the bulk of the charging happens. It typically charges the battery to at least 80% capacity.
  2. Absorption: This mode provides controlled voltage to ensure a full charge. Once the battery reaches between 80% to 90% capacity, the absorption state will kick in and start charging at a regulated voltage. In each charging profile, this mode is set to last for 30 minutes after the bulk charge is completed.
  3. Float: Once the battery reaches full charge, this mode maintains a lower voltage to compensate for self-discharge. This reduces battery stress and minimizes gassing and water loss.
  4. Equalization: On flooded/wet cell batteries, this mode activates to prevent stratification and sulfate buildup during extended float cycles. These two issues can damage a battery by causing the accumulation of acid at the bottom of the battery and hardened sulfate crystals on the battery plates. This mode is especially helpful when your battery is going unused during storage.

With Maximum Power Boost Technology, you can simply press a button to activate Bulk mode for the highest charging voltage. This lets you quickly top off your battery bank before the end of the day by capturing as much power as possible.


The backlit, digital display acts as an information center for your solar panel output. It shows the charging current, battery voltage, and battery state of charge. It also allows you to input your battery type and choose a charging profile. Additionally, a built-in USB port on the front of the controller provides a convenient outlet to charge your cell phone or tablet.


Lastly, the controller includes several built-in safety features to help protect your equipment. The charging process will shut down if the controller starts to overheat and when an overcurrent is detected. Also, if the battery or solar panel is wired incorrectly, it activates a reverse polarity alarm.


How It Installs

The system includes a 35-watt solar panel, a 10-amp PWM solar controller, MC4 cables, and all the necessary installation hardware.


  1. Solar Panel: The solar panel installs anywhere on your RV roof with included mounting hardware. To maximize sunlight collection, it is important to install the panel where it avoids shadows cast by objects, like an air conditioner or vent. The panel uses MC4 cables to connect to the solar controller. These cables can enter the RV through the refrigerator vent or using a Go Power cable entry plate (sold separately). The cable entry plate provides a covered housing and uses a quick connect setup for the MC4 cables.
  2. Solar Controller: The solar controller flush-mounts to a wall inside your RV. The manual includes a mounting template with measurements to ensure proper installation. It is wired to the solar panel using MC4 cables. Then, the battery bank is wired to the terminals on the controller. You can also install a fuse or circuit breaker (sold separately) up to 10 amps between the solar controller and battery for additional current protection.

Note: This kit may require more wiring and additional parts depending on your RV setup.


Individual Component Specs:


Solar panel:

  • Rated power: 35 watts
  • Amperage: 1.7 amps
  • Voltage: 17.5V
  • IP rating: IP67
  • MC4 cable length: 25' each
  • Dimensions: 24-3/8" long x 14-15/16" wide x 1/16" deep
  • Maximum bend: 30 degrees
  • Weight: 1.1 lbs
  • 5-Year limited warranty

Solar controller:

  • Maximum input current: 10 amps
  • Maximum input voltage: 28V
  • Operating temperature range: -40 F to 185 F
  • Temperature compensation: -13 mV per F
  • Maximum wire gauge: #4 AWG
  • Dimensions: 5-7/8" wide x 3-7/8" long x 1-1/4" deep
  • Weight: 0.66 lbs
  • 5-Year warranty


83302 Go Power! Flexible Solar Kit - RV Solar Charging - 1 Flexible Panel - 10-Amp Digital Regulator/Controller - 35 Watts - 1.7 Amps

Replaces GP-FLEX-35

Installation Details GP64ZR Installation instructionsAlternate Instructions GP64ZR Installation instructions


California residents: click here


Video of Go Power Solar Flex Charging System with Digital Solar Controller - 35 Watt Solar Panel

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of Go Power RV Solar Panels - Roof Mounted Solar Kit - GP64ZR

Hello, everybody. This is Jeff at etrailer.com. Today, we're gonna take a look at this Go Power 35-watt Solar Flex Charging System with this 30-amp PWM solar controller. Now, this charging system here will provide an off-grid charging solution for your RV. The kit will include everything laid out here on the table. We'll go through all the pieces here.

We'll start with the solar panel itself. You can see it is a 1 flex 35-watt solar panel with the mounting hardware. Right here we have the 30-amp PWM solar charge controller. Over here we have a 25-foot long MC4 red extension cable. Here we have a 25-foot long black MC4 extension cable.

Right here we have a 10-amp fuse kit, and then over here we have a nice set of instructions that'll describe how this operates and how it all connects. This is a flexible monocrystalline solar panel. It will use the sunlight to produce 35 watts to charge RV batteries. It's a durable laminated backsheet, will withstand water, vapor, and dirt. And it's a very thin, lightweight design, provides a nice low profile, which is aesthetically pleasing and more aerodynamic than the traditional rigid solar models.

This solar panel is durable. As you can see, it'll allow a bend of up to 30 degrees, providing you with a long-term solution to your solar power needs. The panel itself is only about little over one pound and the thickness is about 1/8 of an inch, makes it very easy to install. The high energy monocrystalline cell will produce more power per square foot than any other panel on the market. The size of this is 15 inches wide by 24 1/2 inches long.

The solar panel, the rated power on this, as we mentioned, is 35 watts per panel, the voltage, 17.5 volts per panel. Now, they do also offer solar panel expansions that can be added to this kit to increase your solar power output. We do sell those separate on our website. Now, I also wanna zoom in and talk about this controller. This is a 30-amp PWM solar controller, adjust the solar panel output for a quick consistent charge. It does give you automatic multistage smart charging, helps extend the battery life, and the digital display right here will monitor your amperage or voltage and your battery capacity. Basically, the solar controller is gonna mount to a wall near the battery compartment and it is wired to the solar panel using those MC4 cables we just mentioned. Then the battery bank is wired to the terminals on the controller. Now, to install this, sealant adhesive is required for installation, and it's gonna depend on your roof membrane material. So that's why it's not included in this kit, so you would have to purchase that separately. And this system is perfect for RVs and even boats because the flexible design of the solar panel can conform to almost any surface. And as we've mentioned, it's ideal for lightweight RVs 'cause these modules are 82% lighter than the rigid solid panels. But that should do it for a look at this Go Power 35-watt Solar Flex Charging System with the 30-amp PWM solar controller.


Customer Reviews

Go Power Solar Flex Charging System with Digital Solar Controller - 35 Watt Solar Panel - GP64ZR

Average Customer Rating:  4.9 out of 5 stars   (9 Customer Reviews)

Using a flexible 35-watt solar panel and solar controller, this charging system provides an extra boost to your RV batteries while you are on the road. Panel flexes to fit on various surfaces. Controller monitors output and prevents overcharging.

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system installed and worked fine. Put it on top of an old airstream, with corrugated plastic for thermal insulation, panel failed after 9 months, go power handled warranty on replacement, easy process. I have a new air gap system, but i've read that many brands of flexible panels can just fail. some people have had flexible panels working for a while.



by:

Good product! I installed one of the panels last year and I am very satisfied. That's why I ordered another kit to install for the next season. Both panels of the 200 watt kit tested out excellent. Many thanks!



by:

These people don't play. I placed my order, a little later I got notified it was shipped, (I did pay for 2 day shipping), and it was here. On the ball service, great prices, what more could you ask?



by:

Thanks, the solar kit came in much quicker that I expected. Already have it installed and working. Will be checking it out on a trip in a few days.
Cheers, DR.



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Great products and great company to do business with



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See what our Experts say about this Go Power RV Solar Panels


Info for this part was:

Employee Jeff D
Installed by:
Jeff D
Employee Michael B
Installed by:
Michael B
Employee Kathleen M
Updated by:
Kathleen M
Employee Wilson B
Updated by:
Wilson B
Employee Noah M
Updated by:
Noah M
Employee Daron K
Edited by:
Daron K
Employee Alex H
Written by:
Alex H

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