HOT

OUPES Mega 3 Home Backup & Portable Power Station | 3600W 3072Wh

Sale price$1,923.00 Regular price$3,127.00
Save $1,204.00
  • 3,072Wh Capacity | 3,600W AC Pure Sine Wave Inverter (7,000W Surge)
  • Fully recharge in 0.8 hour with 3,900W Max. Input (AC+solar)
  • Expandable Up to 15.36kWh with B2 * 6
  • Seamless UPS Backup (2,200W Max)
  • Adjustable Recharge (900W-1,800W AC input)
  • LiFePO4 Battery with 3,500+ Life Cycles to 80%
  • 16 Outputs For Multiple Devices
  • Smart Control & Monitor in OUPES App
View More
30-Day Price Match

Christmas Sale

Buy More, Save More
Select Options

Flash Sale | Ends in

Sale price$1,923.00 Regular price$3,127.00
BUY IT NOW
Amazon American Express Apple Pay Diners ClubDiscoverGoogle Pay MastercardPayPalShop Pay Venmo Visa
5% of sales will be donated to the OUPES HELP project for those in need. Learn more >
Not sure which unit you need? Try our calculator

Fast
shipping

30-Days
Money Back

36-Months
Warranty

Lifetime customer
support

OUPES Mega 3 Home Backup & Portable Power Station | 3600W 3072Wh
Mega 3 Sale price$1,923.00 Regular price$3,127.00

Listen to the Pros

You can learn all about the Mega 3 plus B2 in this video. AveRage Joe

The Mega 3 can come in handy during power grid failures or power outages. The Mac's

The OUPES Mega 3 could be the best-budgeted power station for 2023. Jasonoid

Having a system like this, is essential for backups if you have a freezer full of meat. An American Homestead

The Mega 3 can help you weather power outages and keep your essentials running. Alaska Prepper

Reliable Power for Home Backup & RV Trips

Keep the lights on at home and power up on the road. Mega 3’s 3,600W output and 3,072Wh capacity deliver versatile power for home backup and RV escapes, so you’re always prepared.

Ultimate Flexibility for Whole Home Backup

Mega 3 scales with you! Expand up to 15.36kWh from 3.07kWh with 6 B2 extra batteries, giving your entire home the backup it needs – when and where you need it most.

  • 5.12kWh

    with 1x B2 Battery
  • 7.16kWh

    with 2x B2 Battery
  • 9.21kWh

    with 3x B2 Battery
  • 11.26kWh

    with 4x B2 Battery
  • 13.31kWh

    with 5x B2 Battery
  • 15.36kWh

    with 6x B2 Battery
x
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6

Household Power, No Compromises

Cook your meals, warm your home, and charge up every device. Mega 3’s 3,600W output and 7,000W surge handle it all – so you can keep life as usual.

  • 3,600W

    Rated Power
  • 7,000W

    Surge

Full Charge in Just 0.8 Hours

Need a fast recharge? With 2,100W solar and 1,800W AC charging, Mega 3 goes from 0% to 100% charged in 0.8 hours – faster than your coffee brews!

4 Ways to Recharge

Whether you’re plugged in, off the grid, or on the go, Mega 3’s AC, solar, AC+Solar, and car charging options give you power without limits.

  • AC input

    1,800W
  • Solar Charging

    2,100W
  • AC + Solar Charging

    3,900W
  • Car Charging

    12V

16 Outputs for All Your Gear

No need to prioritize! With 16 versatile ports, Mega 3 lets you charge and run multiple devices all at once – perfect for any setup, big or small.

Anderson Output Port

12V/30A

Type-C Output Ports

PD 100W

USB-A Output Ports

18W Max

AC Output Ports

120V/20A

Car Output Port

12V/10A

5.5mm DC Output Ports

12V/10A

AC TT-30 Output Port

120V/30A

LCD Display

Built to Last

With an EV-grade LiFePO4 battery that lasts over 3500 cycles to 80%, Mega 3 offers 10 years of trustworthy power for both your home and RV lifestyle.

3500+ Charge Cycles to 80%

10 Years Maintain good health for at least

Ready for Any Power Disruptions

2,200W UPS switches over in a lightning-fast 20ms, so your home stays powered up and life goes on like nothing happened.

Control Your Power in Hands

No need to get up from your comfy sofa - you can operate Mega 3 from your mobile phone conveniently. On OUPES App, you can view and control your power station status, such as real-time input & output, port status, extended battery status, and more.

Specs

Mega 3 B2 Extra Battery 240W Solar Panel

BATTERY

  • Basic Capacity 3072Wh
  • Expansion Capacity Up to 15.36kWh with 6 B2
  • Type LFP (LiFePO4)
  • Cycles > 3500 cycles to 80%
  • UPS/EPS < 20ms, 2200W
  • BMS Yes

OUTPUT

  • AC Output Power 3600W (Surge 7000W)
  • Inverter Type Pure Sine Wave
  • AC Outlets 5*NEMA 5-20R (120V/20A)
    1*TT-30R (120V/30A)
  • USB-A Output 4*USB-A (QC 3.0)
  • USB-C Output 2*USB-C (PD 100W per port)
  • 12V DC Output 2*DC 5521 (12V/10A)
    1*Anderson (12V/30A)
    1*Car Lighter (12V/10A)

INPUT

  • Fast AC Charging 1800W
  • Slow AC Charging 900W
  • Solar Charging 2100W Max, 12-150V DC
    MPPT: 18-140V, 15A Max
  • AC + Solar Charging 3900W Max

GENERAL

  • Connectivity WiFi 2.4GHz/Bluetooth
  • App Control Yes
  • Net Weight 83.3lbs (37.8kg)
  • Dimensions (L x W x D) 25.2 x 11.9 x 17.2in (641.5 x 304.5 x 437.5mm)
  • Operating Temperature 0℃~40℃ (30℉~104℉)
  • Storage Temperature 0℃~40℃ (30℉~104℉)
  • Pass-through Charging Yes
  • Certification UN38.3.MSDs
  • Warranty 36 Months

BATTERY

  • Basic Capacity 2048Wh
  • Type LFP (LiFePO4)
  • Cycles > 3500 cycles to 80%
  • BMS Yes

OUTPUT

  • Inverter Type Pure Sine Wave
  • USB-A Output 4*USB-A (18W Max)
  • USB-C Output 2*USB-C (PD 100W per port)
  • 12V DC Output 2*DC 5521
    1*Anderson (12V/30A)
    1*Car Lighter (12V/10A)

INPUT

  • AC Charging rechargable when connected with main unit
  • Solar Charging 2100W max, mppt:18V-140V, 15A max

GENERAL

  • Connectivity WiFi 2.4GHz/Bluetooth
  • App Control Yes
  • Net Weight 41.8lbs (18.9kg)
  • Dimensions (L x W x D) 18.1*10.6*10.0in (460*270*255mm)
  • Operating Temperature 0℃~40℃ (30℉~104℉)
  • Storage Temperature 0℃~40℃ (30℉~104℉)
  • Certification UN38.3.MSDs
  • Warranty 36 Months

POWER

  • Maximum Power 240W
  • Cell Lamination ETFE (Ethylene tetrafluoroethylene)
  • Cell Type Monocrystalline Silicon
  • Cell Efficiency Up to 21%
  • Open Circuit Voltage (OCV) 24.6V
  • Short Circuit Current (Isc) 12.3A

GENERAL

  • Connector Standard MC4 Connector
  • Weight 18.48lb (8.4kg)
  • Cable Length 196.8 inches
  • Dimensions (Unfolded) 99.5 x 23.2 x 1.4in (2529 x 590 x 35mm)
  • Dimension (Folded) 26.1 x 23.2 x 2.4 (665 x 590 x 60mm)
  • Operating Temperature
    -4℉ - 185℉ (-20°C - 85°C)
  • Best Working Temperature 77℉ (25℃)
  • Warranty 12 Months
Download Manual > Download Manual > Download Manual >

In the Box

Mega 3 Power Station ×1

AC Charging Cable ×1

Anderson to Anderson Cable ×1

7909 to Anderson Charging Cable ×1

Car to Anderson Charging Cable ×1

MC4 to Anderson Charging Cable ×1

User Manual ×1

Warranty Card ×1

FAQ