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GLOSSARY

PRODUCT SAFETY GUIDELINES

The following terms are used in this document to indicate various levels of potential harm that may be 
caused by improper operation.

The instructions, if not properly followed, may result in property damage and minor physical damage.

Improper use may result in fire, property damage or personal injury. Make sure to use the product
according to the following safety rules and guidelines.

WARNING 

WARNING

Read the ENTIRE user manual to be familiar with the features of this product before operating. 
Failure to operate the product correctly may result in damage to the product or personal property 
and cause serious injury. EcoFlow will not assume any legal responsibility. DO NOT use the product 
with incompatible components or alter the product in any way without following the instructions 
provided by EcoFlow. Otherwise, you cannot get after-sales service from EcoFlow under warranty 
condition. These Safety Guidelines include instructions for safety, operation and maintenance. It is 
important to read and follow all the instructions and warnings in the user manual before assembly, 
setup or use the product.

NOTICE

The instructions, if not properly followed, may result in property damage and serious physical damage The 
instructions, if not properly followed, may result in property damage and serious physical damage.

CAUTION

The instructions, if not properly followed, may result in property damage, major accident and serious injury.

WARNING

1. 

Do not expose EF DELTA to any liquid. Keep the EF DELTA away from rain or any liquid. Do not drop the    

    EF DELTA into the water. If the battery in the EF DELTA comes into contact with water, it may cause 
    chemical decomposition of the battery. This may cause the battery to catch fire or explode.

2. 

Never use NON- EcoFlow batteries. EcoFlow takes no responsibility for any damage caused by non- 

    EcoFlow batteries.

3. 

Never use or charge swollen, leaky, or damaged batteries. If your battery is abnormal, contact EcoFlow 

    support or a EcoFlow authorized dealer for further assistance.

4.

 Never install or remove a battery from the RIVER/EF DELTA when it is turned on.

5.

 DO NOT use the batteries in strong electrostatic or electromagnetic environments. Otherwise, the   

    battery control board may malfunction and cause a serious accident during use.

Product use:

Summary of Contents for EFDELTA

Page 1: ...s dry and do not expose them to high heat 2 Never disassemble puncture shock crash or incinerate the product or the accessories 3 Recycle and dispose of EF DELTA in accordance with the local regulatio...

Page 2: ...structions and warnings in the user manual before assembly setup or use the product NOTICE The instructions if not properly followed may result in property damage and serious physical damage The instr...

Page 3: ...er over discharging Product Charging 1 Keep the product out of the reach of children If any children accidentally swallow parts please go to a doctor immediately 2 If a low battery warning appears cha...

Page 4: ...iator your body Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment WARNING This equipment has been tested...

Page 5: ...USE CARE AND SAFETY GUIDE 2 FEATURES of EF DELTA 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 4...

Page 6: ...duct Get to know your EF DELTA Follow this step by step introduction to each of EF DELTA s ports buttons display screens and more Battery Maintenance Understanding the specs that make EF DELTA such a...

Page 7: ...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 Ports 11 Solar Charge Car Charge Input Port 12 X STREAM AC Charging Input...

Page 8: ...ually To enable AC power press the AC power button When AC power is not in use to charge a device press the AC power button to turn off the AC power Make sure to unplug the power cord from the AC port...

Page 9: ...AC power supply the AC power comes from the grid not the battery When the grid loses power suddenly the device can automatically switch to EF DELTA battery power mode in 30ms to ensure your work is no...

Page 10: ...ersa j Port Usage Indicators The EF DELTA display screen uses different icons and combined icons to indicate different protections for the product Protection Information Instruction There are two type...

Page 11: ...its working temperature before recharging it RECHARGING TIME Exclamation and Low tem perature icons flash together Place EF DELTA in a warmer place and wait for it back to its working temperature bef...

Page 12: ...must be operated within rated power Car and High temperature icons flash together When temperature XT60 Interface is recharging in a High Temperature Wait for EF DELTA to cool down and it will automa...

Page 13: ...arge the EF DELTA with solar panels a Users can connect 1 to 3 pieces of solar panels do not connect more than 3 in series in series as shown in the figure below to the MC4 port b Then connect to MC4...

Page 14: ...quality issue or improper operation of the third party solar panels even in the warranty period 3 EF DELTA supports the use of third party solar panels DIY solution When EF DELTA has UPS or series mo...

Page 15: ...e other side to the input port of Serve 1 After connecting the EF DELTA turn all the AC switches on EF DELTA on to activate multi machine series mode Finally connect all the appliances to the AC socke...

Page 16: ...1800W Surge 3300W total 120Vac 60Hz 230Vac 50Hz 1600W Surge 3100W total 120Vac 60Hz 230Vac 50Hz AC Charge Input Voltage AC Charge Input Power Example 1 Solar Charge Input Car Charger Example 2 Input X...

Page 17: ...I recharge my EF DELTA How do I care for EF DELTA Yes EF DELTA can be charging and outputing power in the same time When you are charging EF DELTA we do not recommend connecting an electrical applian...

Page 18: ...ound 85 3 Put EF DELTA into the case 4 Please store your EF DELTA in a dry environment without surrounded by abrasive objects For optimal battery health store EF DELTA in room temperature 5 Discharge...

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