Power for any situation.
Uninterrupted home backup power.
Off-grid solar.
Reduce your reliance on the grid and lower your energy bills.
Delta Pro Ultra + Smart Home Panel 2
Want to pay in 4 installments or 36 months? We partnered with Affirm to let you do just that!
Fill your cart and select Affirm at checkout.
We ship for free to Hawaii and the 48 contiguous US.
(some delivery locations may require a fee )
​4kW, 120/240V in single unit
4kWh in single unit, up to 48kWh capacity.
Max 7000W charging.
Max 2600W dual-PV charging.
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Introducing the world's first portable home battery with an expandable ecosystem for home backup, smart energy management, lower energy bills, and more. It's the next leap in portable power technology.
Chain two units together and your DELTA Pro’s will output a whopping 7200W, enough for even the most heavy-duty appliances.
Click on each link to find out more:
Power Through Extended Blackouts
Ultra-Fast Home Backup Switchover Speed
LFP Battery: 3000 cycles, 6× more than the industry average. Use every day for 10 years
Large Expandable Capacity from 2048Wh to 6144Wh
Plug and play home backup power
Fume-free, Quiet, Zero Maintenance
World's Fastest Recharging Methods
Power up to 99% of Appliances
Multiple Levels of Protection for Safety and Reliability
5-Year Warranty
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*extra battery sold separately
Most POWERFUL and compact portable AC
World's most powerful cooling & heating
Designed to be small & compact
No installation, No drainage
Using R290: a natural refrigerant-No ozone emissions
11.69 inches W x 13.23 H (without battery)
Designed for complete portability, GLACIER is battery-powered and cable-free allowing you to take it with you in your car, truck, RV, boat, or on a camping or fishing trip.
40 hours: explore further. With a large battery capacity of 298Wh, you can enjoy fresh food and cold drinks for up to 40 hours.
