PowerMax 1800
PowerMax 1800
Lighter Body, Wilder Power,
Redefine Outdoor Energy
Up to 2048Wh Bigger Capacity| 800W Faster Solar Charging |
Convenient 15W Wireless Charging Pad | Enhanced IP54 Waterproof |
0.01s Ultra-fast UPS Backup |15.5kg Lighter Build
No.1 Scalable Capacity from 1024Wh to 2048Wh,
Nearly 48hrs of Household Backup
1024Wh Energy-rich Capacity Fuel Your Road Trip, Mile After Mile With 1024Wh pure energy, PowerMax 1800 powers your devices, lights, and small appliances effortlessly, mile after glorious mile. From keeping the kids entertained on long drives to brewing that perfect cup of coffee, all without worrying about finding the next outlet. From 1024Wh to 2048Wh Mega Capacity Freely Expand the Power, Upgrade Your Freedom Go from 1024Wh to a massive 2048Wh capacity with the simple addition of a BP1800 expansion pack. No longer limited by fixed capacity! Whether it’s a short trip or a long outdoor adventure, flexibly meet your power needs.
PowerMax 1800 About 48 hrs of Household Backup
PowerMax 1800 About 24hrs of Household Backup
No.2 Powerful 1800W Output to Support 99% Appliances,
Ultra-fast Charging from 0 to 80% in Just 1hr
Rapid and Powerful Output,
Ready for Any Situation,
Quicker and More Convenient than Ever
1800W Rated Power
2400W Surge Power
Pure Sine Wave Output
Robust 1800W Rated Power Power up to 99% of Household Appliances With a high 1800W rated power and 2400W surging power, PowerMax 1800 effortlessly drives various appliances like hair dryers and electric ovens without any worry of overloading. Enjoy peace of mind with power wherever you go!
1800W Rated Power, 1024Wh Power Capacity,
Your Versatile Power Buddy, Ready for Any Situation
Road Trip
Mobile Phone
(5000mAh)
47 Times
Laptop
(60W)
14.5hrs
Car Refrigerator
(60W)
14.5hrs
Fan
(40W)
21.8hrs
Outdoor Camping
Hair Dryer
(1000W)
Electric Drone
(3000mAh)
Digital camera
(1500mAh)
0.87hrs 26 Times 78 Times
Household Backup
TV
(110W)
7.9hrs
LED Light
(10W)
87hrs
Projector
(200W)
4.4hrs
Electric Kettle
(1100W)
0.8hrs
Electric Oven
(1800W)
0.5hrs
Cooker
(800W)
1.1hrs
On-site Work
Corded Drill
(500W)
1.7hrs
Electric Saw
(700W)
1.3hrs
*Data obtained from standardized testing in the OSCAL laboratory is for reference only. Actual usage should be consulted for specific data. Well-organized 11 Output Ports One-stop Solution, Power in Your Hands Capable of simultaneously powering everything from phones, tablets, cameras, and drones to lighting and car accessories. No more charging queues and effortlessly meet all your power needs, making your outdoor experience fully charged, convenient, and efficient!
1*Wireless Charging Pad
15W (Max)
1*USB-A Port
15W (Max)
1*USB-A Port
18W (Max)
2* DC5521 Ports
60W (Max)
2*USB-C
Fast Charging Ports
100W (Max)
3* AC Output Ports
1800W (Rated)
1* Cigarette Lighter Port
120W (Max)
Dual 100W USB-C PD Ports 10 Minutes Charge, 50% Power Surge The dual 100W USB-C ports are like two super engines instantly charge your 4000mAh phone into 50% in just 10 minutes. Whether for work or travel, it can quickly revive your devices, keeping you one step ahead at all times.
Convenient 15W
Wireless Charging Pad
Power On Instantly, Don’t Let the Fun Wait Tired of tangled charging cables for multiple devices? Now, no need to look for ports or carry extra cables—simply place your devices down to quickly replenish power, keeping you fully charged and ready to enjoy every exciting moment.
Wireless Charging Pad More Convenient↑ More Cable-free↑
PowerMax 1800 Average Peers
Embrace the Sun, Worry-free Power Input,
Greening Every Step, 0 to 80%, in Just 1 Hour
Lightning-fast 700W AC Charge Mealtime, Full Power Time
PowerMax 1800 reaches full power in just 1.6 hours with 700W AC charge! In the time it takes to brew a coffee, enjoy a quick meal, or watch a short documentary, it will be fully charged and ready to power your devices.
Max 800W Solar Charging From 0 to 80%, in Just 1 Hour Still worried about insufficient power outdoors? Simply bask in the sunlight to quickly obtain the power you need, making your outdoor camping, adventuring, or working more free and worry-free!
90% Conversion Efficiency
MPPT
1.5hrs Fastest Time
to Full Charge
23% Solar Power
Conversion Rate
PowerMax 1800
low-end
Solar Charging Power Outdoor Quick Charge Emergency Self-Sufficiency
800W
More Rapid
More Powerful
Super Strong
Much Faster
More Secure in Emergencies
600W or Less Slower Weaker
*The total power should not exceed 800W.
≈5hrs PM100 Solar Panel*2
≈1.5hrs PM200 Solar Panel*4
≈2.5hrs PM400 Solar Panel*1
Go Green, Save, Save, Save Good for the Earth, Great for Your Wallet
Embrace stable and green power through the natural energy of sun and wind to minimize your energy costs and lower your carbon emissions for a greener world.
Solar
Charging
Wind Turbine
Charging
Water Turbine
Charging
*Your actual green savings depend on your charging habits and local energy conditions.
Your Power, Your Choice,
Versatile Charging for Uninterrupted Adventures
AC
Fast Charging
Car
Charging
EV Charging
Station
Gas Generator
Charging
Lead-acid Battery
Charging
Solar
Charging
Wind Turbine
Charging
Water Turbine
Charging
AC Fast Charging 700W(Max)
1.7 Hours Full Charge
Solar Charging 800W(Max)
1.5 Hours Full Charge
AC + Solar Charging 1500W(Max)
1.5 Hours Full Charge
Car Charging 240W(Max)
4.9 Hours
Full Charge
EV Charging Station 700W(Max)
1.7 Hours Full Charge
Gas Generator
Charging
800W(Max)
1.5 Hours Full Charge
Wind/Water
Turbine Charging
800W(Max)
1.5 Hours Full Charge
Lead-acid
Battery Charging
800W(Max)
1.5 Hours Full Charge
No.3 Enhanced Safety and Worry-free Power
with IP54 Waterproof & 0.01s UPS Backup
Industry-leading IP54 Waterproof Fear No Splashes, Power Goes with You The IP54 water resistance on PowerMax 1800 shields it from splashes and sprays, giving you the assurance that your power source is protected against everyday water exposure.
Super Worry-free and Protection Level up↑
Undeterred by Moisture,
Extra Security for Your Safety
Emergency Backup During Heavy Rain Better Cope with Water for Reliable Power Support
Outdoor Work in
Splash-prone Environments
Resist Minor Water Ingress for Stable Operation
Outdoor Camping in
Damp Environments
Light up Your Campsite with Worry-free Power
Garden Gathering with Water
Splashes or Spilled Drinks
Effectively Withstand Splashes from All Directions
All-new 3rd-Gen UL-Certified LFP Battery Lifespan Extended by Up to 7 Times The built-in LFP battery, capable of 3500 cycles, offers an 7 times longer lifespan, lasting nearly 10 years even with daily charging. Power that lasts, safely.
LFP Battery Cell UL Certified
3500+ Cycles
30+ Safety Tests
PowerMax 1800
7x Longer Lifespan
3500+
Cycles
Industry Average
500+
Cycles
*The 3500 cycle life battery retains more than 80% of its capacity under standard testing.
The ‘7x’ lifespan increase is based on a comparison to the industry average of 500 cycles.
Intelligent All-around BMS Worry-free Power, Safety You Can See Acting as a vigilant guardian, the advanced Battery Management System (BMS) monitors and manages every aspect of the charging and discharging process to deliver truly safe and dependable power whenever and wherever you need it.
Over Current
Protection
Under Voltage
Protection
Over-charging
Protection
Excessive Voltage
Difference
Protection
Short Circuit
Protection
Over-
temperature
Protection
Communication
Fault Protection
Excessive
Temperature
Difference
Protection
Over Voltage
Protection
Low-
temperature
Protection
Current Fault
Protection
Battery Discharge
Protection
24/7 Ultra-fast UPS Backup 0.01s Auto-switch, Power Stays Online Offer an ultra-rapid 0.01-second transition to battery power upon grid failure to ensure your crucial devices – from computers to medical equipment – continue operating without interruption when you need it most.
PowerMax 1800
UPS<0.01s
2X Faster↑
2x Worry-free Use During Power Failure↑
Peers
UPS<0.02s
Top-tier UL 94 V-0 Fireproof Certification Double Safety, Worry-free from Now PowerMax 1800 uses fireproof material tested to UL 94 V-0 standards, effectively preventing the spread of flames and protecting your devices and safety in critical moments to allow you to have greater peace of mind during outdoor adventures or daily use. Pure Sine Wave Output Power On Outdoors, Pure Sine Ensures Safety As stable and reliable as your home outlet, it provides clean energy for your delicate electronics, preventing damage and ensuring efficient operation. Whether camping, traveling, or working outdoors, you can enjoy worry-free power.
Pure Sine Wave Modified Sine Wave Current
Safer for all devices
× May damage most household appliances
Efficient Cooling System Stay Cool, Stay Powered Up Equipped with 4 efficient cooling fans, each with a substantial volume of 72,000 mm³ and a maximum speed of 5500 RPM, it stays cool and efficient even when you’re camping outdoors and using high-power devices like projectors or electric ovens for extended periods.
4 Fan Quantity
72,000 mm³ Fan Volume / Each
5500 Max RPM
Temperature-Based
Fan Noise Control
Quiet Power, Smart Cooling
PowerMax 1800 utilizes advanced temperature sensing tech to monitor internal heat in real-time and intelligently adjust the fan speed. It only increases cooling when necessary, silently safeguarding your power needs at other times.
0 dB ≤ 45°C
40 dB 45°C < T ≤ 50°C
55 dB > 55°C
*The noise level is 55 dB at a full load of 1800W. With a 900W load, the noise will increase to 50 dB after 5mins of running.
No.4 Loaded-suitcase-feel 15.5kg Lightweight &
Smart APP Control for Ultimate convenience
15.5kg Lighter Build Carry Easily, Travel Light Don’t let bulky power hold you back. Easily pack PowerMax 1800 in your car, carry it to your campsite, or move it around your home without strain.
390*230*254mm Compact in Size
15.5kg Lightweight to Carry
PowerMax 1800
15.5kg
Much Lighter↑
Easier to Carry↑
Peers
>15.5kg
Smart APP Control
Power in Your Palm,
Control at Your Will
Say goodbye to cumbersome operations and enjoy intelligent convenience! PowerMax 1800 is equipped with smart App remote control, allowing you to easily manage your outdoor power anytime, anywhere with just a touch of your finger.

*BT control has a range limit. Please keep your device within 15 meters for a stable connection.

Smart and User-friendly LCD Display Status at a Glance, Power Right Before Eyes The smart LC display screen with a user-friendly interface provides a clear overview of all key data, allowing you to easily grasp the power status at any time for more convenient and worry-free use.
01
04
BT Connection Battery Percentage
02
05
WiFi Connection Charging Status Display
03
06
Low Temperature
Warning
High Temperature
Warning
07
Error Code
08
Fan Status
09
Input Power
10
Output Power
11
Solar Charging
12
USB-A Output
13
Battery Pack Reminder
14
Output Overload Oarning
15
DC Output
16
Power Expansion Pack
17
AC Output
18
Time
5W Bright LED Light Guide Your Way in the Dark, Safeguard Your Safety Whether for outdoor lighting, emergency situations, or nighttime activities, it clearly lights up your surroundings. Simply click to turn it on, convenient and easy to use, bringing light within reach.
No.5 European Repair Center with 5-year Warranty,
Peace of Mind as Always
5 -year Warranty
Enjoy true peace of mind with our industry-leading 5-year warranty, knowing your power is protected for years to come.
Online and Offline Customer Support,
Anytime, Anywhere
Our professional tech support team is ready to resolve any problem whether online via our official website, hot-lines, social media, or email, or offline at our authorized service centers.
Contact Us
United States Business Hours: Monday to
Friday, 9:00 AM to 5:00 PM
(Pacific Standard Time)
Contact Number: +1 (717) 896-6060
United Kingdom Business Hours: Monday
to Friday, 6:00 AM to 11:00 AM
(Greenwich Mean Time)
Contact Number: +44 7700 156388
Germany Business Hours: Monday
to Friday, 9:00 AM to 5:00 PM
(Central European Time)
Contact Number: +49 157 3598 0115
Canada Business Hours: Monday
to Friday, 9:00 AM to 5:00 PM
(Pacific Standard Time)
Contact Number: +1 (587) 841-0500
*All times are given in local time.
Email Us Get efficient and professional support via email or our hotline. Our after-sales team responds to emails within 24 hours. Email Address:support@oscal.hk
Offline Support, Timely Help
European Repair Center To further help, our professional technicians will offer on-site assistance, accurate fault diagnosis, and efficient repair services.
PowerMax 1800 Main Unit AC Charging
Cable
Solar charging
cable
Car charging
cable
Product Manual Warranty Card
OSCAL PowerMax 1800 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
  • PowerMax 1800

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