Skip to product information
1 of 5

EcoFlow

EcoFlow| DELTA 3 Plus+Smart Generator 3000 (Dual Fuel)

EcoFlow| DELTA 3 Plus+Smart Generator 3000 (Dual Fuel)

Regular price $1,349.00 USD
Regular price $1,798.00 USD Sale price $1,349.00 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.
Buying Options
 Dual Fuel: gasoline and LPG
• 20kWh capacity with standard LPG tank for worry-free backup power
• Remotely control and real-time monitor using the app
• 5 ways to start
• 5 security alerts
• Seamlessly integrate your LPG power backup
• Designed for easy maintenance, and as quiet as 69 dB at a distance of 23 ft.

The most accessible and portable home standby generator

Unlock unmatched power and reliability with the EcoFlow Smart Generator and DELTA 3 Plus hybrid setup. With max. 3000W AC fast charging, enjoy flexible and convenient backup power, perfect for a wide range of scenarios — from essential home standby backup to on-the-go charging.

Introducing the most accessible home standby power solution to complement your DELTA 3 Plus. The EcoFlow Smart Generator 3000 powers your most essential home appliances with dual-fuel support and customizable auto-start/stop modes. It's more efficient, intuitive, and reliable than ever.

The most accessible and portable home standby generator

Mini Home Standby Generator

Build your first home standby power system with ease, including a generator shed for added protection.

The most accessible and portable home standby generatorEffortless Home Backup System with DELTA 3 Plus

Recharge your batteries while simultaneously powering other essential AC appliances through the AC outlets. 

The most accessible and portable home standby generatorPortable for Small Businesses

Keep your electronics powered anywhere by plugging them into the two AC outlets on the generator.

Dual Fuel for Double Peace of Mind

Rest assured with both LPG and gasoline at hand, providing easy access to backup power and eliminating worries about fuel shortages during emergencies.

Dual Fuel for Double Peace of Mind

Gasoline Power

With a 2000W-3000W*¹ output and a 4L gasoline tank, generate up to 6.6kWh. A full tank runs for up to 9 hours at 25% load or 3.3 hours at full load.

Dual Fuel for Double Peace of MindLPG Power

Simply plug in a 20lb propone tank and allow you access to a 20kWh power, secured and keep your family a whole day of cozy life in a outage. A 20 lb tank provides up to 11 hours at full load.

Power Backup Made Smart and Simple

With four intelligent self-start modes, when paired with the EcoFlow DELTA 3 Plus, power backup is easier than ever.

Power Backup Made Smart and Simple

Customizable start/stop

The Smart Generator auto-starts when power consumption from the battery reaches a set level, ensuring uninterrupted power, without the need to get up in the middle of the night to manually reset it.

Scheduled Automatic Start

The Scheduled Automatic Start function allows you to set up tasks in the app to automatically start and stop your smart generator at pre-set times. This feature provides convenience and ensures your generator is ready when needed, whether for backup power during peak usage hours or maintaining your devices and appliances without manual intervention.

PV-priority mode

Prioritize PV panel charging for quieter, eco-friendly operation. Need extra power? Switch to the PV and Smart Generator combo with a tap on the EcoFlow app.

Cleaner, Greener, Quieter Power

The Smart Generator 3000 is designed for eco-friendly performance, cutting CO emissions and operating at a quiet 69 dB—similar to a dishwasher—offering power with minimal environmental impact and disruption.

Effortless Control at Your Fingertips

With the EcoFlow app, monitor and manage energy usage and equipment operation remotely. Receive real-time alerts for CO levels, temperature fluctuations, and more to ensure safety. Stay on top of maintenance with fault notifications and service prompts for hassle-free upkeep.

Multiple Start/Stop Options for Seamless Operation

The EcoFlow Smart Generator 3000 (Dual Fuel) offers intelligent, versatile start/stop methods to suit any scenario, making operation easier than ever.

5 Quick Start Methods

① Manual pulling cord start
② Electric button start
③ Customizable Start by Portable Power Station
④ App start (Bluetooth/Wi-Fi)
⑤ Scheduled automatic start.

*The auto start/stop function is currently supported when working with EcoFlow DELTA 3 Power Station or EcoFlow DELTA 3 Plus Power Station. Compatibility information may be updated. Please check the official website for the latest details.

 

6 Shutdown Methods

① Knob switch off
② One-click shutdown (electric button)
③ automatic shutdown
④ Scheduled-time shutdown
⑤ Low output shutdown*
⑥ App-controlled shutdown.
*When matched with a third-party portable power station, it automatically shuts down after the power station is fully charged, detecting a drop in output power.

Stay Protected with Real-Time Alerts

Receive 5 key safety notifications directly via the EcoFlow app, keeping you informed whether you're indoors or away. All features trigger automatic shutdowns for your safety (except fuel alerts).

What's in the box

Tech Specs

Generator Specs

Net Weight 21.8kg 
Dimensions 480*300*455mm
Type Inverter Generator
Frequency 60Hz
Rated Voltage 120V
Rated Power 2000W with Gasoline, 1800W with LPG (3000W Peak Output with X-Boost Tech)
DC5521 Input 8-26V, 15W Max

Engine Specs

Displacement  98cc
Type Four-stroke
Fuel Type Unleaded gasoline/LPG
Fuel Tank Capacity 4L
Engine Oil Capacity 400mL
Noise Level (at 7m distance) 69 dB (full load)
Continuous Working Time (Gas) 3.3hr (full load), 9hr(1/4 load)

    View full details

    FAQ-Smart Generators

    What makes smart generator smart?

    The EcoFlow Smart Generator is smarter than traditional generators. It works with the EcoFlow app so that you can control & monitor from afar. It features an LCD screen for when you’re nearby & you can even pre-define an auto-start when your power station depletes to a certain level.

    How much more efficient is the EcoFlow Smart Generator?

    The Smart Generator charges your power station directly with DC, unlike other generators. This leads to an approx. 10% increased efficiency, saving you time and money.

    Can I use the Smart Generator independently?

    While we designed the Smart Generator as a compliment to DELTA Pro or DELTA Max, it also works as a traditional gas generator for when you need it to work alone.

    How many kWh of energy does a full tank give me?

    To tide you over during extended blackouts, you can charge up your DELTA Pro or Max using the Smart Generator. In this case, one full tank adds 5.4kWh to your ecosystem.

    What type of engine does EcoFlow Smart Generator 3000 (Dual Fuel) have?

    Single cylinder, four-stroke, forced-air cooling, overhead valve.

    What are the battery specifications for EcoFlow Smart Generator 3000 (Dual Fuel)?

    The capacity is 19.2Wh, and the specifications are 12.8V, 1500mAh.

    What type of oil is recommended for EcoFlow Smart Generator 3000 (Dual Fuel)?

    Recommended oil: SAE SJ 10W-40Recommended oil grade: API SJ or higherOil capacity: 400 mlRefer to the oil dipstick mark in the manual for the correct amount to add. Do not overfill, as this can damage the engine.

    What is Eco mode?

    The generator automatically adjusts the engine speed based on the power output level to reduce fuel consumption and noise.

    What types of gas fuels does EcoFlow Smart Generator 3000 (Dual Fuel) support? Can it use butane, natural gas, or hydrogen?

    The EPA version only supports gasoline and LPG.

    Can I use diesel? Can I use 92/95/98 gasoline?

    Only unleaded gasoline can be used. 92/95/98 and E10 are compatible, while diesel is not.

    Can LPG and gasoline be used simultaneously?

    No, they are mutually exclusive. When using LPG or gasoline, the engine switch must be turned to "MANUAL". LPG has the highest priority; once the LPG hose is connected, the generator automatically switches to LPG fuel, stopping the use of gasoline.

    How many ways are there to start EcoFlow Smart Generator 3000 (Dual Fuel)?

    There are 4 ways: manual pull start, one-button start, self-start, and app start.

    Which models are compatible with EcoFlow Smart Generator 3000 (Dual Fuel)?

    The EcoFlow Smart Generator 3000 (Dual Fuel) does not have an XT150 port. It has two AC output ports and is compatible with all power stations through AC connection.

    Is the generator's cylinder a carburetor or direct injection?

    The generator's cylinder uses a carburetor. The carburetor mixes fuel and air in the optimal ratio before it enters the combustion chamber, maximizing conversion efficiency.

    Why is the LPG + gasoline version of the EcoFlow Smart Generator 4000 (Dual Fuel) not recommended for use in California, USA?

    Due to local regulations, this product is NOT CARB-approved and cannot be shipped to California. Therefore, it is not recommended for purchase or use in California.

    What type of engine does EcoFlow Smart Generator 4000 (Dual Fuel) have?

    Single-cylinder, four-stroke, forced air-cooled, and overhead valve.

    How long is the warranty period for EcoFlow Smart Generator 4000 (Dual Fuel)?

    3 years

    How do you reset the Bluetooth on EcoFlow Smart Generator 4000 (Dual Fuel)?

    Press and hold the WiFi icon button below the screen for 5 seconds until you hear a prompt sound to reset both Bluetooth and WiFi.

    What are the battery specifications for EcoFlow Smart Generator 4000 (Dual Fuel)?

    The capacity is 19.2 Wh, and the specifications are 12.8V, 1500mAh.

    How many strokes does EcoFlow Smart Generator 4000 (Dual Fuel) have?

    Four-stroke.

    How loud is EcoFlow Smart Generator 4000 (Dual Fuel)?

    70 dB at a distance of 7 meters.

    What is the spark plug model for EcoFlow Smart Generator 4000 (Dual Fuel)?

    The spark plug model is F6RTC.

    Will EcoFlow Smart Generator 4000 (Dual Fuel) automatically shut off if the cylinder temperature gets too high during extended operation?

    No, the entire product is air-cooled, allowing for long-term operation with a durability of continuous operation for 500 hours.

    What type of oil is recommended for EcoFlow Smart Generator 4000 (Dual Fuel)?

    Recommended oil: SAE SJ 10W-40 Recommended oil grade: API SJ or higher Oil capacity: 550 ml Refer to the oil dipstick mark in the manual for the correct amount to add. Do not overfill, as this can damage the engine.

    What is the ECO Mode of EcoFlow Smart Generator 4000 (Dual Fuel)?

    The ECO Mode is an energy-saving mode that adjusts the engine speed based on actual power usage to reduce fuel consumption and noise.

    Can EcoFlow Smart Generator 4000 (Dual Fuel) be operate independently without connecting to EcoFlow DELTA Pro 3?

    Yes, it can be started and operated in three ways: (1) Manual pull start: First, gently pull the starter handle until the cord is tight, then pull forcefully. (2) Electric button start: Press and hold the one-button start switch for 2 seconds to start the generator. (3) App start (Bluetooth or WIFI): When the app is connected to the generator, drag the slider to the right on the main interface of the app to start the generator.

    What types of gas fuels does EcoFlow Smart Generator 4000 (Dual Fuel) support? Can it use butane, natural gas, or hydrogen?

    The EPA version only supports gasoline and LPG fuels.

    Which models are compatible with EcoFlow Smart Generator 4000 (Dual Fuel)?

    It is currently compatible with EcoFlow DELTA Pro 3 and EcoFlow DELTA Pro, but the firmware must be updated to the latest version for compatibility.

    Can EcoFlow Smart Generator 4000 (Dual Fuel) use diesel or different types of gasoline like 92/95/98 octane?

    It can only use unleaded gasoline. It supports 92, 95, and 98 octane gasoline, but not diesel.

    Can EcoFlow Smart Generator 4000 (Dual Fuel) use LPG and gasoline simultaneously?

    No, they are mutually exclusive. When using LPG, the engine switch needs to be turned to "LPG ON". When using gasoline, the engine switch needs to be turned to "GAS ON".

    What is the dust and water protection rating of EcoFlow Smart Generator 4000 (Dual Fuel)?

    IP23.

    How many AC ports does EcoFlow Smart Generator 4000 (Dual Fuel) have?

    It has two AC port: one TT30R (120V, 30A) and one 5-20R (120V, 21A).

    What is the model of the gas pipe connection port on EcoFlow Smart Generator 4000 (Dual Fuel)?

    The LPG hose thread is 5/8-18 UNF. The gas connector for the US version is detachable. Please ensure that a qualified operator performs the installation and that gas tightness is thoroughly checked. Any damage resulting from self-modification is the sole responsibility of the user.

    Does the firmware update require EcoFlow Smart Generator 4000 (Dual Fuel) to be started?

    No, the update can be done through the app. It is recommended to connect a portable power station for the update.

    How many ways are there to start EcoFlow Smart Generator 4000 (Dual Fuel)?

    There are 4 ways: manual pull start, one-button start, self-start, and app start.

    What should be done if the carbon monoxide warning light turns on?

    When the carbon monoxide sensor detects an impending high concentration of carbon monoxide, the generator will automatically stop, and the carbon monoxide warning light will flash for 5 minutes during which the generator cannot be started.

    What is the function of the thermal protector on EcoFlow Smart Generator 4000 (Dual Fuel)?

    The thermal protector is triggered if the temperature is too high or there is an overload. To restore AC output, wait for the temperature to return to normal, eliminate the fault, and then press the thermal protector.

    How much power can a single LPG tank generate with EcoFlow Smart Generator 4000 (Dual Fuel)?

    A 20-pound LPG tank can generate 20kWh of electricity.

    How much power can a full tank of gasoline generate with EcoFlow Smart Generator 4000 (Dual Fuel)?

    6L of gasoline can generate 8kWh of electricity.

    How to the auto start/stop feature of EcoFlow Smart Generator 4000 (Dual Fuel)?

    The auto start/stop function is enabled by default in the EcoFlow app. It needs to be set up in the app to configure the auto start/stop thresholds. When the battery level of the portable power station reaches the lower threshold, it will send a charging request to the generator, and the generator will start to charge it.

    Is there any other way to reduce the noise of EcoFlow Smart Generator 4000 (Dual Fuel) generator?

    We do not recommend modifying or adding any type of muffler to the existing exhaust system. Any DIY modifications are at the user’s own risk and will void the warranty.

    How long is the XT150 connection cable included in the package of EcoFlow Smart Generator 4000 (Dual Fuel)?

    The XT150 connection cable is 5 meters long.

    How long is the LPG hose included in the package of EcoFlow Smart Generator 4000 (Dual Fuel)?

    The LPG hose is 1.3 meters long.

    Is EcoFlow Smart Generator 4000 (Dual Fuel) compatible with Power Kits?

    EcoFlow Smart Generator 4000 (Dual Fuel) will be compatible with Power Kits after a firmware update, which will be released in the future.

    Collapsible content

    Can EcoFlow DELTA Pro 3 be connected to EcoFlow Smart Home Panel 2 for use?

    Yes, EcoFlow DELTA Pro 3 can be connected to EcoFlow Smart Home Panel 2 through the power input/output port.

    Can EcoFlow DELTA Pro 3 be connected to EcoFlow 50 Amp Hub for use?

    Yes, EcoFlow DELTA Pro 3 can be connected to the EcoFlow 50 Amp Hub dedicated for EcoFlow DELTA Pro Ultra via the AC Power IN/OUT port, supporting the parallel connection of up to 2 sets of EcoFlow DELTA Pro 3.

    What is the maximum solar input that EcoFlow DELTA Pro 3 can support?

    EcoFlow DELTA Pro 3 has two PV input ports, which are for high-voltage PV port and low-voltage PV, respectively.High-voltage PV: 30-150V, 15A Max, 1600W Max. Low-voltage PV: 11-60V, 20A Max, 1000W Max.The maximum solar input for the EcoFlow DELTA Pro 3 is 2600W. Please note that this value is based on experimental results under optimal conditions. Achieving this maximum input may require the use of higher-power solar panels that are within the product’s voltage tolerance but exceed the PV port’s power limit. Actual solar input performance can vary depending on the solar panels used, environmental factors, and system configuration. For more information on designing your own solar setup, please contact EcoFlow Customer Service. Before performing any installation, please ensure that it is carried out by a qualified and certified professional.

    How to reset the Bluetooth and Wi-Fi connections on EcoFlow DELTA Pro 3?

    When the device is powered off, press and hold the power button for more than 5 seconds. The device's LCD screen will light up, and then the screen will blink once (it must blink once), indicating that the Bluetooth connection has been successfully reset.

    Can EcoFlow DELTA Pro 3 be used with an EV charger?

    Yes, it supports Level 1/2 EV chargers. You will need to purchase a dedicated EcoFlow adapter, the EV X-Stream Adapter (DELTA Pro Ultra). Typyically, the grid charging port on the US model only supports AC 120V 2000W charging (Level 1). However, by using the AC POWER IN/OUT port along with the EV X-Stream Adapter (DELTA Pro Ultra), you can connect a 240V EV charger, increasing the charging rate to 4000W (Level 2).

    Can EcoFlow DELTA Pro 3 output 120V and 240V AC power simultaneously?

    No, but it can perform split-phase output as a standalone unit.There are two buttons for AC output: 120V AC ON/OFF and 240V AC ON/OFF.1. When the 120V AC button is pressed, four 120V 20A outlets and one 30A RV outlet will supply power, and the 240V outlet will be turned off.2. When the 240V AC button is pressed, one L14-30 split-phase outlet and one 6-20R 240V outlet output power, and the 120V outlet will be turned off.

    Will EcoFlow DELTA Pro 3 automatically turn on if connected to solar panels while it is turned off?

    Yes, it will.However, there are specific requirements for the light conditions. In weak lighting environments, it might not trigger the device to power on.

    Which EcoFlow products are compatible with EcoFlow DELTA Pro 3? (Other EcoFlow products)

    1. EcoFlow 800W Alternator Charger
    2. EcoFlow Smart Home Panel 2
    3. EcoFlow Smart Generator (Dual Fuel)
    4. EcoFlow DELTA Pro to Smart Generator Adapter
    5. EcoFlow PowerInsight Home Energy Manager
    6. EcoFlow WAVE 2
    7. EcoFlow Smart Generator 4000 (Dual Fuel)

    Please note that all devices need to be upgraded to the latest firmware version to ensure compatibility.

    How long is the cycle life of the battery in EcoFlow DELTA Pro 3?

    4000 cycles.After undergoing 4000 cycles at a rate of 0.5C/0.5C at 25°C (77°F), the battery maintains over 80% of its state of health (SoH).

    What is the operational temperature range for EcoFlow DELTA Pro 3?

    Optimal operating temperature: 20°C-30°CCharging temperature range: 0℃-45℃Discharge temperature range: –10℃-45℃Recommended long-term storage temperature: 20℃-30℃

    How are the waterproof and dustproof capabilities of the EcoFlow DELTA Pro 3? Can the device be used outdoors?

    As the core component of the device, the safety and protection level of the battery pack is crucial. To better protect the battery pack and reduce the risk of short circuits and fires caused by water ingress, the EcoFlow DELTA Pro 3 battery pack is sealed. It has reached an IP65 waterproof and dustproof rating, effectively preventing dust from entering and resisting water spray.However, the EcoFlow DELTA Pro 3 main unit does not have a waterproof and dustproof rating (IP20). The device is suitable for use in well-ventilated indoor environments or sheltered outdoor environments to avoid the impact of rain and dust on the device. Please ensure that the surrounding environment is dry and clean during installation and use to ensure the device's normal operation and longevity.

    Does the EcoFlow DELTA Pro 3 have GFCI protection?

    EcoFlow DELTA Pro 3 is equipped with an internal GFCI ground circuit. Users can connect an external GFCI protector according to their needs. When an external GFCI protector is connected to EcoFlow DELTA Pro 3, the GFCI support switch must be turned on in the app for the external GFCI protector to function properly.

    Is the EcoFlow DELTA Pro 3 Extra Battery compatible with the EcoFlow DELTA Pro?

    No, not supported.

    Is the EcoFlow DELTA Pro Smart Extra Battery compatible with the EcoFlow DELTA Pro 3?

    Yes, supported. Please note that all devices need to be upgraded to the latest firmware version to ensure compatibility.

    Can the EcoFlow DELTA Pro 3 main unit be used with the EcoFlow DELTA Pro main unit?

    No, not supported.

    Can the EcoFlow DELTA Pro 3 Smart Extra Battery and the EcoFlow DELTA Pro Smart Extra Battery be mixed and plugged into the EcoFlow DELTA Pro 3?

    Supported. However, due to the different capacities of the EcoFlow DELTA Pro Extra Battery and the EcoFlow DELTA Pro 3 Extra Battery, there will be some SOC imbalance.

    Is the EcoFlow DELTA Pro 3 compatible with the EcoFlow DELTA Pro Ultra?

    No, not supported.

    Collapsible row

    Collapsible content

    Collapsible row

    Collapsible row

    Collapsible row

    Collapsible row