Oscal PowerMax 1800 |1800W Portable Power Station with 1024Wh Battery Capacity
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Whether it’s a weekend camping trip, a short city getaway, or an emergency power backup during outages, the PowerMax1800 (1800W/1024Wh) compact portable power station keeps you powered anytime, anywhere. Lightweight and easy to carry, it can charge multiple devices simultaneously—from smartphones, tablets, camera, projector to TV—making it perfect for outdoor photography, open-air movie nights, or picnic barbecues. With multiple output ports, you can light up your tent, brew coffee on your car roof, or keep your fridge and router running during a blackout—all with one versatile PowerMax1800 designed for on-the-go convenience.
Features
1. 1024Wh Capacity, 1800W, 120V Output
2.Rapid Solar Charging
with 800W solar input, allowing for a charge of 0 to 80% in just 1.6 hours by sunlight.
3. 5-8ms fast switch time UPS Function
4. 11 Versatile Output Ports
3*AC outlets, 1*Wireless Charging, 2*DC5521 ports, 2*USB-A, 2*USB-C, Car cigarette lighter
5. 5 LED Light Modes
Dim, Bright, Breathing, Flashing, and SOS, featuring a 5W ultra-bright LED for emergencies or outdoor use.
6. Smart App Control via Bluetooth & WiFi
Specifications
Battery Info | Capacity | 1,024Wh |
Scalability | 1,024Wh-2048Wh PowerMax 1800 + BP1800*1 |
|
Type | LiFePO₄(Lithium Iron Phosphate) | |
Life Cycles | 3,500+ Cycles to 80% Original Capacity | |
Shelf-life | Recharge to 80% Every 3-6 Months | |
Management System | BMS | |
Output | Power | Rated Power: 1800W, Surge Power: 2400W |
Inverter Type | Pure Sine Wave | |
AC Outlets | 3* 1800W Max | |
USB-A Ports | 1* 15W+1*18W | |
USB-C Ports | 2* 100W (Max) | |
DC5521 Ports | 2* 60W | |
Car Cigarette Lighter Port | 1* 120W (Max) | |
Wireless Charging Pads | 1* 15W | |
Input | AC Fast Charging | 1.6 Hours (Full Charge) 700W(Max) |
Solar Charging | 1.5 Hours (Full Charge) 800W(Max) | |
General | Pass-through Charging | Yes |
UPS Switching Time | 0.01s | |
Dimensions (L x W x H) | 39*23*25.4cm/ 15.35×9.06×10in | |
Weight | Approx. 15.5kg/34.2lbs | |
Operating Temperature | 32° to 113°F (0℃-45℃) | |
Storage Temperature | 32°F to 113°F (0℃-45℃) | |
Warranty | 5 Years | |
Certifications | Europe: CE/RED/ROHS (EU) Japan: PSE/METI/IEC America: FCC/DOE/CEC/FCC/UL South Africa: IEC62368 |
PM200 Specifications
Panel Info | Power | 200W |
Cell Lamination | ETFE (Ethylene Tetrafluoroethylene) | |
Cell Type | Monocrystalline Silicon | |
Cell Efficiency | ≥21.7% | |
MPPT Efficiency | Up to 95% | |
Open Circuit Voltage | 25.2V(Not less than 23.94V) | |
Short Circuit Current | 11.42A(Not less than 10.85A) | |
Panel Info | Operating Temperature | 14℉-149℉ (-10℃-65℃) |
Weight | 7kg/15.43 lbs | |
Dimension (Unfolded) | 53.6*235cm/21.1x92.5in | |
Dimension (Folded) | 53.6*61.8cm/21.1x24.3in | |
Warranty | 2 Years |
Shipping Policy
General Shipping Information
- Free standard shipping.
- Express Shipping is not available for P.O. boxes and APO/FPO addresses.
- Shipping Time excludes time for processing your order between 1 to 3 days before shipping.
- Track your package via the tracking platform.
- We will do our best to deliver your package as soon as possible. However, additional time may be required if there are issues resolving the delivery address or clearing customs.
- If your order hasn't arrived after more than 21 days, please contact us at sales@buildthepower.com. We recommend contacting customer support within 180 days of the purchase date.
- Build The Power is not responsible for the loss of the package in case of using a virtual address or incorrect address.
How Will My Cargo Be Shipped?
International Express (DHL / EMS / FEDEX / USPS, etc.) and Amazon FBA as our logistics partners to ship Build The Power products. They will make certain shipping decisions based on their own judgment of what will better serve our customers.
I Ordered More Than One Item. Will They All Be Delivered At The Same Time?
We try to make sure all your items reach you at the same time. Sometimes our products are not always sent together since different shipping options can be used, depending on the types of products. Once an item has been shipped, you will receive a shipment notification email.
Can I Change The Delivery Address Of My Package After It Has Been Shipped Out?
Unfortunately, we cannot change the shipment details once the product is enroute.
What Do I Need To Do When I Received A Different Product Than What I Ordered?
Please contact customer support at sales@buildthepower.com
Description
Whether it’s a weekend camping trip, a short city getaway, or an emergency power backup during outages, the PowerMax1800 (1800W/1024Wh) compact portable power station keeps you powered anytime, anywhere. Lightweight and easy to carry, it can charge multiple devices simultaneously—from smartphones, tablets, camera, projector to TV—making it perfect for outdoor photography, open-air movie nights, or picnic barbecues. With multiple output ports, you can light up your tent, brew coffee on your car roof, or keep your fridge and router running during a blackout—all with one versatile PowerMax1800 designed for on-the-go convenience.
Features
1. 1024Wh Capacity, 1800W, 120V Output
2.Rapid Solar Charging
with 800W solar input, allowing for a charge of 0 to 80% in just 1.6 hours by sunlight.
3. 5-8ms fast switch time UPS Function
4. 11 Versatile Output Ports
3*AC outlets, 1*Wireless Charging, 2*DC5521 ports, 2*USB-A, 2*USB-C, Car cigarette lighter
5. 5 LED Light Modes
Dim, Bright, Breathing, Flashing, and SOS, featuring a 5W ultra-bright LED for emergencies or outdoor use.
6. Smart App Control via Bluetooth & WiFi
Specifications
Battery Info | Capacity | 1,024Wh |
Scalability | 1,024Wh-2048Wh PowerMax 1800 + BP1800*1 |
|
Type | LiFePO₄(Lithium Iron Phosphate) | |
Life Cycles | 3,500+ Cycles to 80% Original Capacity | |
Shelf-life | Recharge to 80% Every 3-6 Months | |
Management System | BMS | |
Output | Power | Rated Power: 1800W, Surge Power: 2400W |
Inverter Type | Pure Sine Wave | |
AC Outlets | 3* 1800W Max | |
USB-A Ports | 1* 15W+1*18W | |
USB-C Ports | 2* 100W (Max) | |
DC5521 Ports | 2* 60W | |
Car Cigarette Lighter Port | 1* 120W (Max) | |
Wireless Charging Pads | 1* 15W | |
Input | AC Fast Charging | 1.6 Hours (Full Charge) 700W(Max) |
Solar Charging | 1.5 Hours (Full Charge) 800W(Max) | |
General | Pass-through Charging | Yes |
UPS Switching Time | 0.01s | |
Dimensions (L x W x H) | 39*23*25.4cm/ 15.35×9.06×10in | |
Weight | Approx. 15.5kg/34.2lbs | |
Operating Temperature | 32° to 113°F (0℃-45℃) | |
Storage Temperature | 32°F to 113°F (0℃-45℃) | |
Warranty | 5 Years | |
Certifications | Europe: CE/RED/ROHS (EU) Japan: PSE/METI/IEC America: FCC/DOE/CEC/FCC/UL South Africa: IEC62368 |
PM200 Specifications
Panel Info | Power | 200W |
Cell Lamination | ETFE (Ethylene Tetrafluoroethylene) | |
Cell Type | Monocrystalline Silicon | |
Cell Efficiency | ≥21.7% | |
MPPT Efficiency | Up to 95% | |
Open Circuit Voltage | 25.2V(Not less than 23.94V) | |
Short Circuit Current | 11.42A(Not less than 10.85A) | |
Panel Info | Operating Temperature | 14℉-149℉ (-10℃-65℃) |
Weight | 7kg/15.43 lbs | |
Dimension (Unfolded) | 53.6*235cm/21.1x92.5in | |
Dimension (Folded) | 53.6*61.8cm/21.1x24.3in | |
Warranty | 2 Years |
Shipping Policy
General Shipping Information
- Free standard shipping.
- Express Shipping is not available for P.O. boxes and APO/FPO addresses.
- Shipping Time excludes time for processing your order between 1 to 3 days before shipping.
- Track your package via the tracking platform.
- We will do our best to deliver your package as soon as possible. However, additional time may be required if there are issues resolving the delivery address or clearing customs.
- If your order hasn't arrived after more than 21 days, please contact us at sales@buildthepower.com. We recommend contacting customer support within 180 days of the purchase date.
- Build The Power is not responsible for the loss of the package in case of using a virtual address or incorrect address.
How Will My Cargo Be Shipped?
International Express (DHL / EMS / FEDEX / USPS, etc.) and Amazon FBA as our logistics partners to ship Build The Power products. They will make certain shipping decisions based on their own judgment of what will better serve our customers.
I Ordered More Than One Item. Will They All Be Delivered At The Same Time?
We try to make sure all your items reach you at the same time. Sometimes our products are not always sent together since different shipping options can be used, depending on the types of products. Once an item has been shipped, you will receive a shipment notification email.
Can I Change The Delivery Address Of My Package After It Has Been Shipped Out?
Unfortunately, we cannot change the shipment details once the product is enroute.
What Do I Need To Do When I Received A Different Product Than What I Ordered?
Please contact customer support at sales@buildthepower.com
what’s included
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Specification
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Shipping & Delivery
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Get Started In 3 Simple Steps
The whole process is easy – no salespeople involved.

Step 1: Choose Your System
Pick your products at direct-to-you prices. Browse complete systems and see exactly what you'll pay.

Step 2: Place Your Order
Quick online checkout with free U.S. shipping. Your order ships within 3-5 business days.

Step 3: Power Up
Professional guidance for setup and connection. Our team helps you get the most from your power station.
The Build The Power Difference
Here’s why you’ll prefer us over other providers.
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OTHER PROVIDERS | |
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What Our Customers Say
Direct experiences from homeowners who took control of their energy costs.
Frequently Asked Questions
How is Build The Power different from other companies?
Unlike traditional companies, we've removed the complex network of salespeople, project managers, and dealer fees. You browse and buy directly through our digital platform, cutting costs by 20-50% while still getting expert support when you need it.
How does your ordering process work?
Browse & Select – Find the product that suits your needs.Add to Cart – Click "Add to Cart" and proceed to checkout. Secure Payment – Complete your purchase using our secure payment options. Order Confirmation – You’ll receive an email confirmation with your order details. Shipping & Delivery – We process and ship your order as quickly as possible. A tracking number will be provided. If you have any questions, feel free to contact us!
Do you offer free shipping?
Yes! We offer free shipping on all orders, with no minimum purchase required. Enjoy hassle-free shopping without worrying about extra shipping costs. Once your order is processed, we’ll provide a tracking number so you can follow your shipment’s progress.
What's your return policy?
We offer a 30-day return policy for your peace of mind. If you're not completely satisfied with your purchase, you can return it within 30 days of delivery for a refund or exchange. The item must be in its original condition and packaging.
To start a return, contact our support team, and we’ll guide you through the process.
Can I get help with installation?
We do not offer installation services, but we’re happy to recommend trusted companies or services that can assist you. If you need help finding an installer, feel free to contact us, and we’ll point you in the right direction!