Top up 1kWh in only 2.1 hours
Charge 5× faster while you drive with our EcoFlow 500W Alternator Charger and recharge your power station in only 2.1 hours.
With the EcoFlow 500W Alternator Charger, charge 5 times faster than with traditional vehicle auxiliary power outlets simply by using excess energy generated by your vehicle. The charger uses its onboard DC-DC converter to restore your EcoFlow power station's energy while you drive.
Triple the value with a 3-in-1 functional design
The 3-in-1 charger, maintainer, and jump starter saves time, money, and precious in-vehicle space.With its smart and efficient fast charging capabilities, you'll stay powered no matter how long you're on the road.
Triple the value with a 3-in-1 functional design
The 3-in-1 charger, maintainer, and jump starter saves time, money, and precious in-vehicle space.
With its smart and efficient fast charging capabilities, you'll stay powered no matter how long you're on the road.
Triple the value with a 3-in-1 functional design
The 3-in-1 charger, maintainer, and jump starter saves time, money, and precious in-vehicle space.
With its smart and efficient fast charging capabilities, you'll stay powered no matter how long you're on the road.
Compatible with all EcoFlow and most third-party power stations
Compatible with an XT60 connection, designed to charge EcoFlow RIVER, DELTA Series, and most
third-party power stations. The charger's 500W fast-charging is compatible with most SUV, Pickup, and RV alternators, meeting diverse short-trip car camping power needs.
Safety-assured for any journey
With a high thermal resistance, Gallium Nitride (GaN) technology ensures safe charging every single time. The 500W Alternator Charger offers multiple safety features, including undervoltage protection that prevents excessive energy use and damage to the starting battery. A 2-year warranty ensures your experience and peace of mind.
Clean, easy install without leaving a mark
Connect your 500W Alternator Charger to your vehicle's starter battery or RV's house battery to enjoy
a worry-free power experience during your journey.
Clean, easy install without leaving a mark
Connect your 500W Alternator Charger to your vehicle's starter battery or RV's house battery to enjoy a worry-free power experience during your journey.
Clean, easy install without leaving a mark
Connect your 500W Alternator Charger to your vehicle's starter battery or RV's house battery to enjoy a worry-free power experience during your journey.
How to Choose your EcoFlow Alternator Charger
What's in the box
Specs
Model
EF-MS-H02-1
Net Weight
Approximately 3.53 lbs (1.6 kg)
Dimensions (W × D × H)
9.5×7.6×1.4 inch
(242 x 194 x 35 mm)
Wi-Fi
Frequency: 2412MHz-2472MHz
Maximum output power: 18.22dBm
Bluetooth
Frequency: 2402MHz-2480MHz
Maximum output power: 7.89dBm
Charging Mode
Input: 12V/24V⎓(11V-31V⎓), 45A Max.
Output: 40V-60V⎓, 500W Max.;24V⎓, 360W Max.
Battery Maintenance Mode
Input: 40V-60V⎓, 3A Max.
Output: 13.8V/27.6V⎓, 100W Max.
Reverse Charging Mode
Input: 40V-60V⎓, 13.2A Max.
Output: 13.8V/27.6V⎓, 500W Max.
Fuse's Rated Current
125A
Protection Type
Reverse polarity protection
Overcurrent protection
Short circuit protection
Overvoltage and undervoltage protection(Provided with integral protection against overloads)
Operating Temperature
–4℉ to 140℉ (–20℃ to 60℃)
Storage Temperature
–22℉ to 158℉ (–30℃ to 70℃)
Operating Humidity
≤95%
Storage Humidity
≤95%
Frequently Asked Questions
Is the EcoFlow Alternator Charger compatible with third-party power stations, and how are they charged?
The Alternator Charger can charge third-party portable power stations if the following conditions are met:
1. Connected via an XT60 cable.
2. The battery type is configured in the settings.
3. The vehicle battery voltage (12V/24V) is selected based on the actual voltage level of the vehicle battery connected to the EcoFlow Alternator Charger.
4. The portable power station type is selected as a third-party 24V battery.
Why can't the maximum power be reached when using the XT60 cable?
Why do I need to set the cable length?
Why can't I select the portable power station type as 24V (24V unit: RIVER 2/3/mini/Max/Pro, WAVE, & third-party 24V batteries) when the vehicle battery is set to 24V?
Will the Alternator Charger consume more fuel (i.e. affect gas mileage) when being used?
Do I need to drill holes to install this product? Will it cause any damage to the vehicle?
Is the Alternator Charger suitable for DIY installation?
What advantages does the 500W Alternator Charger offer compared to charging via the cigarette lighter?
What types of vehicles are suitable for installation? Can all of them reach maximum power?
How does the Alternator Charger start and stop?
If the vehicle battery is low on power, can the vehicle battery be charged by the alternator charger?
How long does it take to fully charge a RIVER Series / DELTA Series product using the 500W Alternator Charger?
How to determine whether my car is compatible with the Alternator Charger?
How many working modes does the Alternator Charger have?
Terms and Conditions:
¹The 500W refers to the speed under full power charging. The charging power is related to the car generator's current and operating condition.
²For the installation of the Alternator Charger, please refer to the video or illustrated installation guide provided by EcoFlow. We recommend that the wiring process be completed by a professional. Before use, please review the installation video or illustrations to ensure correct usage after full understanding. Incorrect operation of this product could result in injury or product damage and property loss. By using this product, you are deemed to have understood, acknowledged, and accepted all terms and content of this document. EcoFlow does not assume any liability for losses caused by failure to use the product according to the guidelines. Subject to compliance with laws and regulations, our company reserves the final interpretation rights for this product.
