UL9540 Certified

Capacity: 4096Wh (Expandable up to 12KWh)
AC Output: 4000W
X-Boost Output: 6000W
AC Outlets: 5
Solar Input: 2600W Max
UPS Transfer Time: <10ms
Battery Type: LiFePO4 (4000 cycles to 80%)
Weight: 51.5 KG
Warranty: 5 years

EcoFlow is a Chinese technology company headquartered in Shenzhen, Guangdong, which is often referred to as the “Silicon Valley of Hardware.” The DELTA 3 Pro, along with the rest of EcoFlow’s product lineup, is designed, engineered, and manufactured at their primary production facilities in the Shenzhen region.

Key Company & Product Details:

• Manufacturer: Shenzhen EcoFlow Technology Limited.

• Manufacturing Location: Bao’an District, Shenzhen, China.

• Certification: The UL9540 certification refers to safety standards for Energy Storage Systems (ESS), which is a critical requirement for residential battery backups in the North American market, though the hardware itself is produced in China.