EcoFlow DELTA Pro Ultra X Whole-Home Backup (12kWh–180kWh)

Inverter + 2 Batteries (12kWh)

$7,999.00

EcoFlow DELTA Pro Ultra X Whole-Home Backup (12kWh–180kWh)

$7,999.00

Configuration Inverter + 2 Batteries (12kWh) Inverter + 2 Batteries + Smart Home Panel 3 Inverter + 4 Batteries (24kWh) + Smart Home Panel 3 2 Inverters + 4 Batteries (24kWh) + Smart Home Panel 3

EcoFlow's flagship whole-home energy system: each DELTA Pro Ultra X inverter delivers 12kW of 120V/240V split-phase output, with stackable 6kWh LFP batteries. Start at 12kWh and expand all the way to 180kWh for full grid-down independence.

Key specs

AC output	12kW per inverter, 120V/240V split-phase
Capacity	From 12kWh, expandable to 180kWh
Switchover	Automatic whole-home with Smart Home Panel 3 (200A)
Battery chemistry	LFP (LiFePO4)
Certification	UL 9540
Warranty	Full manufacturer coverage

Which configuration fits your home?

1 inverter + 2 batteries (12kWh) - backup for most homes including 240V loads like a well pump or dryer
Add Smart Home Panel 3 - 200A automatic transfer, backs up the entire panel
4 batteries (24kWh) - multi-day outage coverage or high daily usage
2 inverters (24kW output) - large homes, HVAC, EV charging during outages

This system is sold as a professionally installed package. Calculate your load, then request a free system design - installation by MTD Electric's licensed electricians.