Meet the OUPES Mega Series for RVs
The OUPES Mega Series offers scalable, high-capacity LFP power designed for RV life.

- 1024Wh Capacity
- 5120Wh Expandable
- 2000W AC Output
- 800W Solar Charging
- 27.8lb Weight

- 2048Wh Capacity
- 10.24kWhExpandable
- 2500W AC Output
- 2100W Solar Charging
- 45.8lb Weight

- 3072Wh Capacity
- 15.36kWh Expandable
- 3600W AC Output
- 2100W Solar Charging
- 83.3lb Weight

- 5040Wh Capacity
- 45.36kWh Expandable
- 4000W AC Output
- 2100W+EV Solar Charging
- 110lb Weight
Choose the Right OUPES Power Station for Your RV

Lightweight Power for Essential Needs
With a 1024Wh capacity and 2000W AC output, the Mega1 is perfect for powering essential devices like laptops, lights, and portable fans. Weighing just 27.8 lbs, it’s easy to store and carry—ideal for weekend RV trips or compact campervans. Expandable up to 5120Wh with B2 batteries.
Balanced Power for Daily RV Life
Featuring 2048Wh of energy storage and a 2500W output, the Mega2 supports RV fridges, TVs, routers, and more. Built-in RV-friendly TT-30R outlet makes direct connection easy. It’s a versatile choice for mid-sized RVs or extended off-grid stays. Expandable up to 10.24kWh.
High-Capacity Solution for Demanding Setups
At 3072Wh and 3600W output, Mega3 delivers reliable performance for high-draw appliances like microwaves, coffee makers, or small AC units. With wheel design and multiple expansion ports, it’s tailored for long-term RV living and remote work on the road. Expandable up to 15.36kWh.
Maximum Power for Full RV Independence
Boasting a 5040Wh base capacity and expandable up to 45.36kWh, the Mega5 is built for serious off-grid adventures. With 4000W AC output, EV charging input, and robust solar compatibility, it handles everything from heavy-duty appliances to electric vehicles—ideal for large RVs and full-time vanlifers.Why Choose OUPES?
- LFP battery safety, 3500+ cycle life
- Low noise & zero emission, camp-friendly
- Up to 45kWh scalability, comparable to traditional generators
- AC + Solar charging, supports continuous mobility
Featured Articles

How To Choose The Best Solar-Powered Generator For Your House?
People are now using solar generators due to their reliability during power outages. They’re especially useful due to poor weather conditions, unpredictable fuel prices, and older electric grids. Homeowners no longer rely on fossil fuel generators that pollute the environment during blackouts, as solar generators keep them powered with energy straight from the sun. Learn More >
How Do Portable Solar Generators Work?
Portable solar generators have become a helpful and sustainable power source in a world where electricity is needed for day-to-day activities and emergencies. They are small devices that generate and hold power from the sun’s rays, which makes them a practical substitute for gas-power generators. Learn More >
Factors To Consider When Buying A Portable Solar Generator
Portable solar generators have become a helpful and sustainable power source in a world where electricity is needed for day-to-day activities and emergencies. They are small devices that generate and hold power from the sun’s rays, which makes them a practical substitute for gas-power generators. Learn More >
Need Affordable Solar Power Stations? Choose OUPES
Any power outage, outdoor activity, or emergency situation has one unifying theme: the desperate need for a portable power source. Be it going camping in the wild, preparing for unforeseen power outages, or even working remotely, having access to power always comes in handy. Learn More >
DIY Your Portable Solar Generator Kits to Save Money
With the rising costs of electricity and growing concerns about environmental impact, more people are looking for alternative energy solutions. Constructing a solar generator by yourself is an excellent way to get a dependable source of power for emergencies, camping, or everyday use. Rather than buying custom-made portable solar power kits, there is a more cost-effective option that enables you to make one yourself, which means you can design it how you want. This guide will take you through the steps of building a portable solar generator kit that can be assembled at home with ease. Learn More >