Smart, Portable &
Solar Rechargeable

Not Your Ordinary Battery Generator

Charge your Sentry from the wall or with the sun.
No fuel, no emissions, no noise, no worry or fuss.

Buy SentryBuy Sentry PlusBuy Sentry Pro

Dory Power, an innovative battery manufacturer in Cleveland, Ohio, has developed the world's most powerful portable battery generator...

If you have been invited to receive a manufacturer rebate, please click the button below to enter your code:

Sentry PLUSSentry PRO

A Battery Generator
for the Real World

Dory battery generators have been used in many demanding real-life settings—
households, hospitals, labs, data centers, law firms, restaurants, and universities.

The technology used in the new Dory Sentry is based on 13 years of foundational research by our company founder, one of the world’s top experts in lithium-ion battery technology. He invented Dory to back up his own home, to solve his own problem.

Bank on the Dory Sentry, and you’ll get tech that works as it should. 

A Battery Generator
for the Real World

Dory battery generators have been used in many demanding real-life settings - households, hospitals, labs, data centers, law firms, restaurants, and universities.

The technology used in the new Dory Sentry is based on 13 years of foundational researchby our company founder, one of the world’s top experts in lithium-ion battery technology.He invented Dory to back up his own home, to solve his own problem.

Bank on the Dory Sentry, and you’ll get tech that works as it should. 

TAKE BACK 
YOUR POWER

You can never predict when you will lose power. But with the Dory Sentry and Dory Sentry Pro, you can successfully weather any blackout, brownout, storm, or power outage.

2.6 kWh Capacity
3.8 kWh (Plus)
5.0 kWh (Pro)

2500W Continuous | 5200W Peak AC Output

Solar Rechargeable

Superb Charge Retention

Fully Charged
in 2 ½ Hours
2.7 Hours (Pro)

Various Outlets
& Ports

Integrated Surge
& Drop Protector

Smartphone App
with Live Support

JOIN THOSE WHO HAVE
ALREADY LIVED THE DORY DIFFERENCE

Perfect battery for home backup

It works perfectly. After powering my refrigerator for 24 hours, the battery still has 48% of the remaining electricity. This product runs very quietly, with no noise at all during use. This is a compact and sturdy product, easy to carry around and use.

- Mark G., Florida -

Exceeded our expectations!

The Dory battery generator has exceeded our expectations for home backup power! It powered our fridge for more than 56 hours, TV/DVD player for 53 hours.

- Flora L., Washington -

The best battery generator

Researched many similar products on the market and picked the Dory battery generator as the best.

- Joseph B., New York -

Get Charged up for Sentry!

TRUE UNINTERRUPTIBLE POWER SUPPLY (UPS)

The Sentry is the only battery generator on the market offering instantaneous, uninterruptible backup power. The Sentry is an essential companion for your sensitive and costly electronic equipment, from computers to gaming to home healthcare.   

AMP UP YOUR POWER

Use one Sentry to directly back up critical devices and appliances. Link 2-3 Sentries to double or triple your backup time. You can connect one or more Sentries directly to your electrical panel for worry-free, whole-house backup.

THE SENTRY AND THE SUN—MADE FOR EACH OTHER

Keep your electricity bill at bay when you’re at home or on the move. Easily recharge your Sentry via solar panels that connect directly to a built-in MPPT solar charger.

GO ELECTRIC… ANYWHERE!

Power important devices and personal luxuries while off the grid. Meet every remote work deadline—so you can take your outdoor adventures to the next level. Ports include:
1 x PD
4 x USB
2 x 12V DC
1 x 12V Car Socket Adapter
2 US Outlets
2 International Outlets

CHOOSE DORY…BECAUSE GOOD TECH TAKES TIME

The Dory Sentry is designed and assembled in the USA, with a full metal body and stainless steel handles. Inside, the Sentry contains state-of-the-art battery cells and revolutionary AI technology—based on decades of research work with universities and top Fortune 500 companies.

Device / Appliance

Hours / Days

Room 

Lights / Lamps

Space heater

Window AC

Air purifier

Humidifier

Aquarium

15 days

8 hours

10 hours

4.2 days

3.3 days

4.5 days

Device / Appliance

Hours / Days

Healthcare 

CPAP machine 

Oxygen concentrator

Patient monitor

3.3 days

7 hours

3.8 days

Device / Appliance

Hours / Days

Multimedia 

Television

Computer 

Cell phone 

Game console

Internet router

Sound system

3.3 days

3.3 days

400 days

3 days

27.1 days

5.4 days

Device / Appliance

Hours / Days

Garage / Basement

Furnace

Sump pump

Scooter

Power drill

2 days

8 hours

120 days

5 hours

Device / Appliance

Hours / Days

Kitchen 

Refrigerator 

Freezer

Microwave oven 

Air Fryer

Coffee maker

2.5 days

3.3 days

hours

3 days

4 hours

These times are estimates based on average usage for individual devices and appliances connected to one Dory Sentry.

If your energy requirements are higher, please consider purchasing additional Sentries.

PROTECT YOUR HOME. LIGHT UP YOUR LIFE. EXPLORE THE WORLD.

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If you have been invited to receive a manufacturer rebate, please click the button below to enter your code:

Sentry PLUSSentry PRO
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