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Top up 1kWh in only 1.3 hours
Charge while you drive with our EcoFlow 800W Alternator Charger and top up your power station in only 1.3 hours. The EcoFlow 800W Alternator Charger charges 8 times faster than traditional vehicle auxiliary power outlets simply by using the excess energy generated by your vehicle.
Safety-assured for any journey
With a high thermal resistance, Gallium Nitride (GaN) technology ensures safe charging every single time.
The 800W 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.


Reverse polarity protection

Overcurrent protection

Short circuit protection

Overvoltage protection
/Undervoltage protection
Smart Charge, Smarter Control
Industry-first vehicle infotainment integration
Monitor your power station and remaining charging time at a glance.
Stay connected with real-time control through Apple iOS CarPlay & Android Auto support.
Access the EcoFlow App directly via your vehicle's infotainment system, turning your drive into a hub of intelligent energy management.
Everything at your fingertips without constantly checking your phone, ensuring safer driving.

Clean, easy install without leaving a mark
How to Choose Your EcoFlow Alternator Charger

What's in the box
EcoFlow Alternator Charger

Installation board

Cable puller

M6 nut

M5*40

M5*12

Input cable

XT150 output cable

M6*20

Fuse cable

ST5.5*25

Manual & warranty card

Specifications
Model
EF-FC-301-1
Net Weight
4.9 lb (2.2 kg)
Dimensions (W × D × H)
242×194×35 mm
Wi-Fi
Frequency: 2412MHz-2472MHz
Maximum output power: <20dBm
Bluetooth
Frequency: 2402MHz-2480MHz
Maximum output power: <10dBm
Charging Mode
Input: 11V-35V, 76A Max.
Output: 40V-60V, 800W Max.
Battery Maintenance Mode
Input: 40V-60V, 3A Max.
Output: 13.8V/27.6V, 100W Max.
Reverse Charging Mode
Input: 40V-60V, 21A Max.
Output: 13.8V/27.6V, 800W Max.
Fuse's Rated Current
125A
Protection Type
Reverse polarity protection
Overcurrent protection
Short circuit protection
Overvoltage protection
Undervoltage protection
Operating Temperature
–20℃ to 60℃
Storage Temperature
–30℃ to 70℃
Operating Humidity
≤95%
Storage Humidity
≤95%