FOSSiBOT SP420 Solar Panel | 420W


Regular price
Price: $899.00
Regular price
List Price: $1,099.00
Sale price
Price: $899.00
You save: $200.00 (18%)
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420W Portable Solar Panels

Endless power for outdoor adventures. FOSSiBOT SP420 not only offers up to 420W solar power, but also compact and fold-able for easy transportation.

More Power For Less

With a high-powered SP420 solar panel hooked up. You can juice up your battery with solar energy at a high speed. meeting your power demand while saving your bills in the long run.

Charge Faster With 23.4% Conversion Rate

With up to 23.4% high conversion rate, by 4*SP420 solar panel, F3600's 3840Wh can be fully recharged in 2 hours 16 minutes with prime sunshine (under ideal conditions).

IP67 Waterproof For Worry-free Trips

SP420 adopts multi-layered ETFE material to ensure better light transmittance, higher efficiency, and longer lifespan. The sunlight generating side is lP67 anti-water splash and scratch-resistance.

Adjustable Kickstand Support

Quick and easy setup. Unfold the SP420, adjust the angle according to the sun. You are ready to generate solar power.

Connect SP420 in Series to Charge F3600

SP420 is a perfect match for FOSSiBOT F3600. Connect 4*SP420 to reach the maximum power to charge the F3600 solar generator.

3-in-1 Solar Charging Cable

Anderson port, XT90 port and DC5521 port. One cable is compatible with almost all portable power stations.

Fold-able & Portable

The SP420 solar panel is a best companion for camping or RV tours. Anytime you are
ready to go on your expedition, fold the panel and store it in your car or van.



Model: SP420 Solar Panel
Peak Power(Pm): 420W
Lamination: ETFE (Ethylene tetrafluoroethylene)
Cell Type: MonoCell
Cell Efficiency: Up to 23.4%
Voltage at Max Power(Vmp): 32V
Current at Max Power(Imp): 13.1A
Open Circuit Voltage(VOC): 38.4V
Short Circuit Current(Isc): 15.7A


Connector: Standard MC4 Connector
Weight: 30.79lbs 
Dimensions (Unfolded): 87.83*40.79inch 
Dimensions (Folded): 21.65*40.79inch
Operating Temperature: 14-149℉
Best Working Temperature:  +77℉
Folding Number: 4
Certifications: FCC, CE, ROHS
Warranty: 12 Months


1. Is it waterproof?

Yes. It's IP67 splash-resistant, but do NOT expose the solar panel to rain or snow.

2. Can I install it on the roof?


3. Can I use FOSSiBOT Portable Solar Panel to charge the third-party power station?

Yes, as long as they:
(1) have MC4 connectors;
(2) support the output specifications of FOSSiBOT solar panels.

4. Does the panel have any USB ports you can directly plug into?

No. FOSSiBOT Solar Panel has MC4 connectors ONLY.

5. How to maximize the efficiency of solar panel?

1.Set up correctly: Adjust the angle to ensure it directly faces the sun.
2.Avoid shadow: Any amount of shadow will affect solar panel productivity.
3.Keep clean: Dirt or debris may reduce the panel's efficiency.
4.Keep cool: Place somewhere with good air circulation.

6. Is the solar charge controller mode MPPT or PWM?



12 Months


FOSSiBOT SP420 Solar Panel User Manual


Order Confirmation

As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your choice of payment for the purchase.

If your item happens to be on back-order or unavailable, we will void the pre-authorization and reach out to you via e-mail. If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.

Order Shipment

Your order will ship within 5 business days. We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out. You should receive your item(s) between 5-10 business days.

We offer free shipping on all orders within the contiguous United States via FED EX, UPS, DHL and USPS.

No shipping outside the contiguous United States

If you have any questions feel free to give us a call or email us at 


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Customer Reviews

Based on 1 review
Marc S.
420 Power is here!

C'mon people . 420 power is here . Camp , home , outdoor in remote location. There it is
Combined with rest of stuff made by Fossibot , never left you out of power . Freedom , and endless possibilities.