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To turn ON/OFF EF DELTA, you need to PRESS & HOLD the Power Button. To turn on the AC power 
outlet, you need to PRESS & HOLD the AC Button after turning on EF DELTA

This is designed 

purposefully: it will save the battery life, so that your EF DELTA’s power is available when you need it.

EF DELTA USE CARE AND SAFETY GUIDE

Congratulations!

You now own the best quality Portable Battery Generator in the world. This pamphlet is short and is 
meant to help you. Please take some time to read it before using the product.

This User Guide has been written specifically for EcoFlow Delta units for sale in Australia and is not 
applicable to Delta units sold in other countries. It must be read completely and understood prior to 
operating or maintaining the EcoFlow Delta (Delta) or (the Product). It contains important information 
regarding User safety, its correct use and care. The Delta is a well-designed electrical product capable of 
producing both DC power and 240v AC power similar to that produced by household power outlets. The 
User must take the same care and precautions when using the Delta as would be taken when using your 
normal household power and appliances. Do not allow children to use the Delta. Failure to follow the 
operating procedures set out in this user manual could void the product warranty.

NOTICE

Introduction 

1

power a free life

WARNING

Read the ENTIRE user manual to become familiar with the features of this product before operating. 
Failure to operate the product correctly can result in damage to the product, personal property and 
cause serious injury. DO NOT use the product with incompatible components or alter the product in 
any way. This User Manual includes instructions for safety, operation and maintenance. It is 
important to read and follow all the instructions and warnings in the User Manual prior to assembly, 
setup or use, in order to operate the product correctly and avoid damage or serious Injury.

Glossary

The following terms are used in this document to indicate various levels of potential harm when operating 
this product and other important information.

The procedures, if not properly followed, can create a possibility of physical property damage BUT little or 
no possibility of injury.

NOTICE

Summary of Contents for EF DELTA

Page 1: ...2 Never disassemble puncture subject the unit to a large shock or crush force or incinerate the EF DELTA or the accessories 3 Do not attempt to disassemble the EF DELTA there are no user serviceable...

Page 2: ...USE CARE AND SAFETY GUIDE 4 EF DELTA S FEATURES LCD DISPLAY SOLAR PANEL CONNECTION ENTRY LEVEL UPS AND SERIES MODE TECHNICAL SPECIFICATIONS HOW TO RECHARGE EF DELTA FAQs WHAT S IN THE BOX OPTIONAL 6 1...

Page 3: ...The User must take the same care and precautions when using the Delta as would be taken when using your normal household power and appliances Do not allow children to use the Delta Failure to follow t...

Page 4: ...ged or malfunctioning Delta If your Delta is functioning abnormally contact EcoFlow support at support ecoflow com for further assistance 4 The Delta must only be used at temperatures between 0 and 45...

Page 5: ...od 3 DO NOT charge a battery immediately after a long heavy load because the battery s temperature may be too high DO NOT charge a battery until it cools down to near room temperature The battery may...

Page 6: ...hone Tablet Go Pro Portable Speakers or anything that needs to be changed through a USB A Port The USB A Output Indicator light will automatically light up when a USB A Port is in use 2 USB A Output P...

Page 7: ...C power and this device consumes battery power just to operate in idle once switched on It is therefore sensible to conserve battery life by switching off the AC power and unplugging any AC power cord...

Page 8: ...y pack If the Delta has recently been discharged under high load for an extended period of time the charging function will be disabled until the internal battery pack returns to a normal temperature I...

Page 9: ...the EF DELTA The fan speed of the EF DELTA directly correlates with the load and the ambient temperature The higher the load or the ambient temperature the higher the fan speed will be e Fan Indicato...

Page 10: ...arging time Exclamation and High tempera ture icons flash together This happens usually after a heavy battery use Recharging can be resumed after battery is cooled down Exclamation and High temperatur...

Page 11: ...mperature Car and High temperature icons flash together The machine will be resumed to normal operation after it is cooled down Car icon flashes Try to restart the device If the icon keeps flashing pl...

Page 12: ...w to recharge the EF DELTA using solar panels Users can connect 1 3 pieces of solar panels Up to a maximum of 3 panels in series as shown in the following picture Connect one end of the panels to the...

Page 13: ...connections are a common mistake will damage the Delta and will not be covered by the warranty 3 EF DELTA supports the use of third party solar panels DIY solution When EF DELTA is used under UPS or m...

Page 14: ...unit and the other end to the input port of Slave 1 Then connect one end of the AC cable to the AC output port of Slave 1 and the other end to the input port of Slave 2 After connecting the machines t...

Page 15: ...ast Charge x2 USB C Output x2 Car Power Output x1 Output 5V DC 2 4A 12W Max per port 5V DC 9V DC 12V DC 2 4A 28W Max per port 5V DC 9V DC 15V DC 20V DC 3A 60W Max per port 108 8W 13 6V DC 8A max 1800W...

Page 16: ...harge my EF DELTA How do I care for EF DELTA Yes EF DELTA can output power while being charged EF DELTA is designed for a variety of uses so EF DELTA needs to be cleaned occasionally Please use a dry...

Page 17: ...s a water resistant dustproof case for maximum protection It is suggested that you keep EF DELTA connected to a power source such as a solar panel or a wall plug when the product is not in use This ca...

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