EcoFlow EF DELTA Portable Battery Generator User Guide

This user guide provides safety instructions, operating procedures, and technical specifications for the EcoFlow EF DELTA portable battery generator.

Brand: EcoFlow
Category: Other Electronics
Document type: User Manual
Language: English
Pages: 56
File format: PDF
File size: 6.4 MB
Published: 18 October, 2026
Updated: 18 October, 2026
MD5 checksum: CFBCAC1191EFDC6D8FBE4D294B451F3C
PDF: EcoFlow EF DELTA Portable Battery Generator User Guide PDF

About this manual

The EcoFlow EF DELTA is a portable battery generator designed for charging various devices via AC, DC, USB-A, USB-C, and car ports. The unit features an LCD display that shows battery level, remaining charge time, and current input/output levels. It includes safety warnings regarding heat, water, and battery handling, as well as instructions for turning the device on and off using specific button combinations.

What's inside

Safety Instructions
LCD Display Indicators
AC Output Sockets
USB Output Ports
Charging Methods
Overload Protection
Troubleshooting
What's in the Box

Specifications

AC Output Voltage (US/Japan)	100-120V
AC Output Voltage (International)	220-240V
Max Solar Input	400W
Max Car Charge Input	10A
Max AC Charge Current	20A

Frequently asked questions

How do I turn the EF DELTA on or off?

You need to PRESS & HOLD the Power Button.

How do I turn on the AC power outlet?

You need to PRESS & HOLD the AC Button when the unit is on.

What happens if the battery temperature is too high?

All input and output functions will stop and the fan will start until the battery cools.

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